WTI Part No. 14102 Rev.
Warnings and Cautions: Installation Instructions Secure Racking If Secure Racked units are installed in a closed or multi-unit rack assembly, they may require further evaluation by Certification Agencies. The following items must be considered. 1. The ambient within the rack may be greater than room ambient. Installation should be such that the amount of air flow required for safe operation is not compromised. The maximum temperature for the equipment in this environment is 55°C.
Warnings and Cautions Disconnect Power If any of the following events are noted, immediately disconnect the unit from the outlet and contact qualified service personnel: 1. If the power cord becomes frayed or damaged. 2. If liquid has been spilled into the device or if the device has been exposed to rain or water. Two Power Supply Cables Note that some VMR series and NPS series units feature two separate power circuits, and a separate power supply cable for each power circuit.
Agency Approvals FCC Part 15 Regulation This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
Table of Contents 1. Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 2. Unit Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 2.1. VMR Standard Series - Front Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 2.2. VMR Standard Series - Back Panel. . . . . . . . . . . . . . . . . . . . . . . . . .
Table of Contents 5. Basic Configuration (continued) 5.5. Managing User Accounts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24 5.5.1. Viewing User Accounts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24 5.5.2. Adding User Accounts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24 5.5.3. Modifying User Accounts. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Table of Contents 7. Alarm Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1 7.1. The Over Current Alarms (VMR Only). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2 7.1.1. Over Current Alarms - Load Shedding and Auto Recovery. . . . . . . . . . . . . . . . 7-4 7.2. The Over Temperature Alarms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-6 7.2.1.
Table of Contents 13. Operation via SNMP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-1 13.1. VMR/NPS SNMP Agent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-1 13.2. SNMPv3 Authentication and Encryption. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-1 13.3. Configuration via SNMP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Table of Contents List of Figures 2.1. 2.2. 2.3. 2.4. 2.5. 2.6. 2.7. 2.8. 5.1. 5.2. 14.1. B.1. VMR Standard Series - Front Panel (Model VMR-16HD20-1 Shown) . . . . . . . . . . . . . . . . . 2-1 VMR Standard Series - Back Panel (Model VMR-16HD20-1 Shown). . . . . . . . . . . . . . . . . . 2-2 VMR-HD4D Series - Front Panel (Model VMR-HD4D32 Shown). . . . . . . . . . . . . . . . . . . . . 2-3 VMR-HD4D Series - Back Panel (Model VMR-HD4D32 Shown) . . . . . . . . . . . . . . . . . . . . .
1. Introduction WTI’s VMR series Managed Power Controllers and NPS series Network Power Switches allow secure, remote management of AC powered rack mount equipment via SSL, SSH, SNMP, web browser, telnet, external modem or local terminal. Both VMR and NPS series units provide the ability to perform power reboot and power switching functions and automatically notify you when changes in rack temperature, ping command response, invalid access attempts, circuit breaker status and other factors are detected.
Introduction Models Numbers Covered This user's guide covers both VMR series Managed Power Controllers and NPS series Network Power Switches. When features are available to both VMR and NPS models, this users guide will refer to the model as VMR/NPS. The text will also note features that are not available to NPS models. WTI Management Utility VMR/NPS units include the WTI Enterprise Management Utility (WMU,) which allows you to manage multiple WTI units via a single menu.
2. Unit Description 2.1. VMR Standard Series - Front Panel 9 VMR-16 www.wti.com Managed Power Controller OUTPUT STATUS ON RDY DEFAULT 2 A2 A3 A4 A5 A6 A7 A8 B2 B3 B4 B5 B6 B7 B8 A1 - A4 A5 - A8 B1 - B4 B5 - B8 BRANCH B CURRENT USAGE RESET SETUP PORT 1 A1 B1 BRANCH A CURRENT USAGE 3 4 5 10% 6 100% 7 10% 100% 8 10 Figure 2.1: VMR Standard Series - Front Panel (Model VMR-16HD20-1 Shown) As shown in Figure 2.
Unit Description 3 1 A A1 A2 A3 A4 A5 A6 A7 A8 ACT LINK ALARM A B B 2 B1 B2 B3 B4 B5 4 B6 B7 B8 10/100 BaseT 5 6 Figure 2.2: VMR Standard Series - Back Panel (Model VMR-16HD20-1 Shown) 2.2. VMR Standard Series - Back Panel As shown in Figure 2.2, the VMR Series Back Panel includes the following components: 1. Power Circuit A - Power Inlet: An IEC320-C20 AC inlet which supplies power to VMR control functions and Circuit “A” outlets. Also includes cable keeper (not shown.
Unit Description 1 16A A1 ON A2 OFF 7 16A 4 5 6 B1 ON CURRENT USAGE OFF 3 0% 16A B2 A B B1 B2 PLUG ON A1 A2 OFF RST 16A DEF STATUS ON OFF ON RDY 2 VMR-HD www.wti.com 100% 8 Figure 2.3: VMR-HD4D Series - Front Panel (Model VMR-HD4D32 Shown) 2.3. VMR-HD4D Series - Front Panel As shown in Figure 2.3, the VMR-HD4D Series Front Panel includes the following components: 1. Branch B Circuit Breakers: Two circuit breakers, which protect Branch B.
Unit Description 2 1 A 3 4 5 B ACT LINK ALM A B A1 A2 B1 SETUP PORT B2 6 10/100 BaseT 7 Figure 2.4: VMR-HD4D Series - Back Panel (Model VMR-HD4D32 Shown) 2.4. VMR-HD4D Series - Back Panel As shown in Figure 2.4, the VMR-HD4D Series Back Panel includes the following components: 1. Power Circuit A - Power Inlet: Supplies power to VMR control functions and Circuit "A" outlets. Notes: • VMR-HD4D16 and VMR-HD4D20 units feature detachable power supply cables.
Unit Description 10 B5 B6 A5 A6 B3 B4 A3 A4 B1 B2 A1 A2 20A ON OFF 20A ON OFF 20A ON OFF 20A ON OFF 20A ON OFF 20A ON OFF VMR-HD ACT LINK SYSTEM STATUS ON 10/100 BaseT SETUP PORT RDY DEFAULT A1 OUTPUT STATUS A2 A3 A4 A5 A6 B1 B2 B6 CURRENT USAGE BRANCH A RESET 1 2 3 4 5 6 B3 B4 B5 7 10% 100% CURRENT USAGE BRANCH B 10% 8 100% Managed Power Controller www.wti.com 9 Figure 2.5: VMR-12B Series - Front Panel (Model VMR-HD4D32-12B Shown) 2.5.
Unit Description 1 3 A B 1 2 3 4 5 6 4 2 Figure 2.6: VMR Series - Back Panel (Model VMR-HD4D32-12B Shown) 2.6. VMR-12B Series - Back Panel As shown in Figure 2.6, the VMR-12B Series Back Panel includes the following components: 1. Power Circuit A - Power Inlet: An IEC320-C20 AC inlet which supplies power to VMR control functions and Circuit “A” outlets. Notes: • VMR-HD4D30-12B series units feature attached power supply cables with NEMA L6-30P plugs.
Unit Description 7 NPS-16 www.wti.com Network Power Switch A1 - A4 A5 - A8 B1 - B4 B5 - B8 OUTPUT STATUS ON RDY DEFAULT 1 2 A1 A2 A3 A4 A5 A6 A7 A8 B1 B2 B3 B4 B5 B6 B7 B8 RESET SETUP PORT 3 4 5 6 8 Figure 2.7: NPS Series - Front Panel (Model NPS-16HD20-1 Shown) 2.7. NPS Series - Front Panel As shown in Figure 2.7, the NPS Series Front Panel includes the following components: 1.
Unit Description 3 1 A A1 A2 A3 A4 A5 A6 A7 A8 ACT LINK ALARM A B B B1 B2 B3 2 B4 B5 B6 B7 B8 4 10/100 BaseT 5 6 Figure 2.8: NPS Series - Back Panel (Model NPS-16HD20-1 Shown) 2.8. NPS Series - Back Panel As shown in Figure 2.8, the NPS Series Back Panel includes the following components: 1. Power Circuit A - Power Inlet: An IEC320-C20 AC inlet which supplies power to NPS control functions and the Circuit “A” outlets. Also includes cable keeper (not shown.
Unit Description 2.9. Additional Button Functions The Default and Reset buttons on the VMR or NPS front panel can be used to perform the functions described below: Notes: • All Front Panel Button functions can also be disabled via the System Parameters menu, as described in Section 5.3. • When the VMR or NPS is reset to factory defaults, all user-defined configuration parameters will be cleared, and the default “super” user account will also be restored. 1. 2. 3.
3. Getting Started This section describes a simplified installation procedure for the VMR/NPS series hardware which will allow you to communicate with the unit in order to demonstrate basic features and check for proper operation. In order to take full advantage of the features provided by this unit it is recommended that you should also refer to the remainder of this User’s Guide. 3.1. Installing the VMR or NPS Hardware 3.1.1.
Getting Started 3.2. Communicating with the VMR or NPS In order to ensure security, both Telnet and Web Browser Access are disabled when the VMR or NPS is shipped from the factory. To enable Telnet and/or Web Browser access, please refer to Section 5.9.2. When properly installed and configured, the VMR or NPS will allow command mode access via Telnet, Web Browser, SSH client, modem, or local PC.
Getting Started 2. Username / Password Prompt: A message will be displayed, which prompts you to enter your username and password. The default username is “super” (all lower case, no quotes), and the default password is also “super”. If a valid username and password are entered, the VMR or NPS will display either the Main Menu (Web Browser Interface) or the Port Status Screen (SSH, Telnet, or Modem.) Notes: • The default Username is "super".
Getting Started 5. Logging Out: When you log off using the proper VMR/NPS command, this ensures that the unit has completely exited from command mode, and is not waiting for the inactivity timeout to elapse before allowing additional connections. a) Web Browser Interface: Click on the "LOGOUT" link on the left hand side of the screen. b) Text Interface: Type /X and press [Enter]. This completes the Quick Start Guide for the VMR/NPS.
4. Hardware Installation 4.1. Connecting the Power Supply Cables 4.1.1. Installing the Power Supply Cable Keepers The VMR/NPS includes cable keepers, which are designed to prevent the power supply cables from being accidentally disconnected from the unit. • VMR-8HD & NPS-8HD Series Units: The cable keepers for these units must be installed by the user. 1. First make certain that both of the VMR/NPS’s two power cables are disconnected from the power source. 2.
Hardware Installation 4.1.2. Connect the VMR or NPS to Your Power Supply Refer to the cautions listed below and at the beginning of this User's Guide, and then connect the VMR/NPS unit to an appropriate power supply. Note: Some VMR/NPS units are shipped with one or two detachable 125 VAC, 15 Amp "Starter" Cables. These cable(s) will allow you to connect a 120 VAC VMR/NPS unit to power for bench testing and initial start up and are adequate for applications that only require 15 Amps.
Hardware Installation 4.4. Connecting the Network Cable The Network Port is an RJ45 Ethernet jack, for connection to a TCP/IP network. Connect your 100Base-T cable to the Network Port. Note that the VMR and NPS include a default IPv4 format IP address (192.168.168.168) and a default IPv4 protocol subnet mask (255.255.255.0.) When installing the VMR or NPS in a working network environment, it is recommended to define network parameters as described in Section 5.9. 4.5.
5. Basic Configuration This section describes the basic configuration procedure for all VMR/NPS units. For more information on Reboot Options and Alarm Configuration, please refer to Section 6 and Section 7. 5.1. Communicating with the VMR or NPS Unit In order to configure the VMR/NPS, you must first connect to the unit, and access command mode. Note that, the VMR/NPS offers two separate configuration interfaces; the Web Browser Interface and the Text Interface.
Basic Configuration To access command mode via the Text Interface, proceed as follows: Note: When communicating with the unit for the first time, you will not be able to contact the unit via Telnet, until you have accessed command mode, via Local PC or SSH Client, and used the Network Parameters Menu to enable Telnet as described in Section 5.9.2. 1. Contact the VMR or NPS Unit: a) Via Local PC: Start your communications program and press [Enter]. Wait for the connect message, then proceed to Step 2.
Basic Configuration 5.1.2. The Web Browser Interface The Web Browser Interface consists of a series of web forms, which can be used to select configuration parameters and perform reboot operations, by clicking on buttons and/or entering text into designated fields.
Basic Configuration 5.1.3. Access Via PDA In addition to the Web Browser Interface and Text Interface, the VMR/NPS command mode can also be accessed by PDA devices. Note however, that due to nature of most PDAs, only a limited selection of VMR/NPS operating and status display functions are available to users who communicate with the unit via PDA. When the VMR/NPS is operated via a PDA device, only the following functions are available: • • • • • • • Product Status Screen (Section 8.
Basic Configuration 5.2. Configuration Menus Although the Web Browser Interface and Text Interface provide two separate means for selecting parameters, both interfaces allow access to the same set of basic parameters, and parameters selected via one interface will also be applied to the other. To access the configuration menus, proceed as follows: • Text Interface: Refer to the Help Screen (/H) and then enter the appropriate command to access the desired menu.
Basic Configuration 5.3. Defining System Parameters The System Parameters menus are used to define the Site ID Message, set the system clock and calendar, and configure the Invalid Access Lockout feature and Callback feature. To access the System Parameters menu via the Text Interface, type /F and press [Enter].
Basic Configuration • Temperature Calibration: Used to calibrate the unit's internal temperature sensing abilities. To calibrate the temperature, place a thermometer inside your equipment rack, in a location that usually experiences the highest temperature. After a few minutes, take a reading from the thermometer, and then key the reading into the configuration menu.
Basic Configuration • Management Utility: Enables/Disables the Enterprise Management Utility (WMU.) When enabled, the WMU allows you to manage multiple WTI units via a single menu. (Default = Off.) For more information on the WMU, please refer to the WMU User's Guide, which can be found on the WTI website at: http://www.wti.com/t-product-manuals.
Basic Configuration • Login Banner: Allows definition of a banner/message that will be displayed when a valid username and password are entered during log in. The Login Banner can be used to post legal warning regarding unauthorized access to the unit or to display other user-defined information or instructions.
Basic Configuration • Primary NTP Address: Defines the IP address or domain name (up to 64 characters long) for the primary NTP server. (Default = undefined.) Notes: • In order to use domain names for web addresses, DNS parameters must first be defined as described in Section 5.9.5. • The Web Browser Interface includes two separate fields that are allowed to define both an IPv4 protocol and IPv6 protocol format Primary NTP Address and Secondary NTP Address.
Basic Configuration 5.3.2. The Invalid Access Lockout Feature When properly configured and enabled, the Invalid Access Lockout feature can watch all login attempts made via SSH connection, Telnet connection, web browser or the serial SetUp Port. If the counter for any of these exceeds the user-defined threshold for maximum invalid attempts, then the corresponding port or protocol will be automatically disabled for the length of time specified by the Lockout Duration parameter.
Basic Configuration • SSH Protection: Enables/Disables and configures the Invalid Access function for SSH connections. When this item is enabled and excessive Invalid Access Attempts via SSH are detected, then the VMR/NPS will lock out the offending MAC address for the user-defined SSH Lockout Duration Period or until the /UL command is issued. Note that for SSH protection, the lockout trigger is a function of the SSH Hit Count parameter and the SSH Lockout Duration Parameter.
Basic Configuration • Web Protection: Enables/Disables and configures the Invalid Access function for Web connections. When this item is enabled and excessive Invalid Access Attempts via Web are detected, then the VMR/NPS will lock out the offending MAC address for the user-defined Web Lockout Duration Period or until the /UL command is issued. Note that for Web protection, the lockout trigger is a function of the Web Hit Count parameter and the Web Lockout Duration Parameter.
Basic Configuration 5.3.3. Log Configuration This feature allows you to create records of command activity, alarm actions, temperature readings and current and power consumption for the VMR/NPS unit. The Log features are enabled and configured via the System Parameters Menus. • Audit Log: Creates a record of all power switching at the VMR/NPS unit, including reboots and switching caused by Load Shedding, Load Shedding Recovery, Ping No Answer Reboots and Scheduled Reboots.
Basic Configuration 5.3.3.2. The Temperature Log (NPS Units Only) The System Parameters menu allows you to either enable or disable the Temperature Log. When the Temperature Log is disabled, NPS units will not log temperature readings. In the default state, the Temperature Log is enabled.
Basic Configuration • Current Metering Log and Power Metering Log: (VMR Only) The Current Metering Log and Power Metering Log can be displayed or downloaded via either the Text Interface or Web Browser Interface. When the Current Metering Log is selected via the Text Interface, the VMR/NPS will also offer the option to erase Current Metering Log data. Notes: • Current and Power Metering functions are not available on NPS units. • In VMR units, temperature data is included in the Current History Log.
Basic Configuration 5.3.4. Callback Security The Callback function provides an additional layer of security when callers attempt to access command mode via modem. When this function is properly configured, modem users will not be granted immediate access to command mode upon entering a valid password; instead, the unit will disconnect, and dial a user-defined number before allowing access via that number. If desired, users may also be required to re-enter the password after the VMR/NPS dials back.
Basic Configuration • Callback Attempts: The number of times that the VMR/NPS will attempt to contact the Callback number. (Default = 3 attempts.) • Callback Delay: The amount of time that the VMR/NPS will wait between Callback attempts. (Default = 30 seconds.) Notes: • After configuring and enabling Callback Security, you must then define a callback phone number for each desired user account (as described in Section 5.5) in order for this feature to function properly.
Basic Configuration 5.3.6. Scripting Options The Scripting Options submenu provides access to parameters that are used to set up the VMR/NPS unit for running various scripts. Notes: • To access Scripting Options parameters via the Text Interface, first type /F and press [Enter] to display the System Parameters Menu, then key in the number for the Scripting Options item and press [Enter].
Basic Configuration • IPS Mode: This parameter sets up the VMR/NPS for use with command scripts that were written for WTI's IPS Series Remote Reboot Switches. When the IPS Mode is enabled, the "IPS" command prompt will be displayed in the Text Mode, User Accounts will not allow definition of a Username, and only the "password" prompt will be displayed when logging into the unit (IPS Mode units will not display a "username" prompt.) (Default = Off.
Basic Configuration To enable/disable the Automated Mode, go to the System Parameters menu (see Section 5.3,) and then set the “Automated Mode” option to “On”. When Automated Mode is enabled, VMR/NPS functions will change as follows: 1. All Password Security Suppressed: When a user attempts to access command mode, the password prompt will not be displayed at either the Setup Port or Network Port.
Basic Configuration 5.4. User Accounts Each time you attempt to access command mode, you will be prompted to enter a username and password. The username/password entered at login determine which outlet(s) you will be allowed to control and what type of commands you will be allowed to invoke. Each username/password combination is defined within a "user account.
Basic Configuration 5.4.2. Granting Plug Access Each account can be granted access to a different selection of power outlets (plugs) and plug groups. When accounts are created, the Plug Access parameter and the Plug Group Access parameter in the Add User menu or Modify User menu are used to grant or deny access to each plug or plug group.
Basic Configuration 5.5. Managing User Accounts The User Directory function is employed to create new accounts, display parameters for existing accounts, modify accounts and delete accounts. Up to 128 different user accounts can be created. The "User Directory" function is only available when you have logged into command mode using an account that permits Administrator commands.
Basic Configuration • Port Access: Determines whether or not the account will be allowed to connect to the serial Setup Port. (Defaults; Administrator and SuperUser = Always Enabled, User = Disabled.) Note: ViewOnly level accounts cannot be granted access to the Setup Port. • Plug Access: Determines which outlet(s) this account will be allowed to control. (Defaults; Administrator and SuperUser = All Plugs On, User = All Plugs Off, ViewOnly = All Plugs Off.
Basic Configuration • Current/Power Metering: (VMR Only) Enables/Disables current and power metering for this account. When disabled, this account will not be able to view current or power readings or display current or power history. Note that in order for accounts to be able to display these logs, Current and Power Metering must be enabled via the Systems Parameters menu as described in Section 5.3. (Default = On.) Note: Current and Power Metering functions are not available on NPS units.
Basic Configuration 5.5.3. Modifying User Accounts The "Edit User Directory" function allows you to edit existing accounts in order to change parameters, plug access rights or Administrator Command capability. Note that the Edit/Modify User function is only available when you have accessed command mode using a password that permits Administrator Level commands.
Basic Configuration 5.6. The Plug Group Directory The Plug Group Directory allows you to designate "groups" of plugs that are dedicated to a similar function, and will most likely be switched or rebooted all at the same time or controlled by the same type of user account. For example, an individual equipment rack might include an assortment of devices that belong to different departments or clients.
Basic Configuration 5.6.2. Adding Plug Groups The "Add Plug Group to Directory" option allows you to create new Plug Groups and assign plug access rights to each group. The Add Plug Group function is only available when you have accessed command mode using a password that permits Administrator Level commands. The Add Plug Group Menu can be used to define the following parameters for each new account: • Plug Group Name: Assigns a name to the Plug Group. (Default = undefined.
Basic Configuration 5.7. Defining Plug Parameters The Plug Parameters Menu is used to define Plug Names, boot/sequence delay times and Power Up Default values for each VMR/NPS Switched AC Outlets. Note that this function is only available when you have accessed command mode using a password that permits Administrator Level commands. The Plug Parameters Menu allows you to define the following parameters: • Plug Name: (Up to 16 Characters, Default = undefined.
Basic Configuration 5.7.1. The Boot Priority Parameter Normally, when an "On" or "Reboot" command is invoked, the VMR/NPS will switch on its plugs in their default, numeric order. Although in many cases, the default, numeric order will work fine, there are other cases where an individual device (such as a router) must be switched on first, in order to support a second device that will be switched on later.
Basic Configuration 5.7.1.2. Example 2: Change Plug A5 to Priority 2 In the second Example shown in Figure 5.2, we start out with Boot Priorities for the plugs set as they were at the end of Example 1; Plug A3 is first, Plug A1 is second, Plug A2 is third, Plug A4 is fourth, and Plug A6 is sixth. Next, the Boot Priority for Plug A5 is changed to Priority 2.
Basic Configuration 5.8. Serial Port Configuration The serial Port Configuration menus allow you to select parameters for the VMR/NPS serial Setup Port. In addition, the Serial Port Configuration menu (Port Parameters) can also be used to set communications parameters, disable Administrator level commands at the serial Setup Port and also select a number of other Setup Port Parameters described below. Communication Settings: • Baud Rate: Any standard rate from 300 bps to 460K bps. (Default = 9600 bps).
Basic Configuration Port Mode Parameters: • Port Name: Allows you to assign a name to the Setup Port. (Default = undefined.) • Port Mode: Selects the port mode for the Serial port. The port mode can be set to Normal Mode, Modem Mode or Modem PPP Mode. (Default = Normal Mode) Depending on the Port Mode selected, the VMR/NPS will display additional prompts listed below. In the Text Interface, these parameters are accessible via a submenu, which will only be active when the appropriate port mode is selected.
Basic Configuration Modem PPP Mode: Allows data that is normally sent via ethernet to be sent via phone line. When Modem PPP Mode is selected, the following modem-related parameters will be available: Reset String: Redefines the modem reset string. The Reset String can be sent prior to the Initialization string. (Default = ATZ.
Basic Configuration 5.9. Network Configuration The Network Parameters Menus are used to select parameters and options for the Network Port and also allow you to implement IP Security features, which can restrict access based on the user’s IP Address. Although the Web Browser Interface and Text Interface allow definition of essentially the same parameters, parameters are arranged differently in the two interfaces.
Basic Configuration 5.9.1. Network Port Parameters In the Text Interface, these parameters are found in the main Network Configuration menu In the Web Browser Interface, these parameters are found by placing the cursor over the "Network Configuration" link on the left hand side of the screen, and then clicking on the "Network Port Parameters" link in the resulting fly-out menu. • Administrator Mode: Permits/denies port access to accounts that allow Administrator or SuperUser level commands.
Basic Configuration 5.9.2. Network Parameters In the Text Interface, these parameters are accessed via the main Network Configuration menu, which can be activated by typing /N (for IPv4 parameters) or /N6 (for IPv6 parameters) and then pressing [Enter]. In the Web Browser Interface, these parameters are found by placing the cursor over the "Network Configuration" link on the left hand side of the screen, and then clicking on the "Network Parameters" link in the resulting fly-out menu.
Basic Configuration • Telnet Access: Enables/disables Telnet access. When Telnet Access is "Off," users will not be allowed to establish a Telnet connection to the unit. Note that in the Text Interface, this item also provides access to the "Telnet Port" and "Maximum per Source" parameters. (Default = On.) • Telnet Port: Selects the TCP/IP port number that will be used for Telnet connections. In the Text Interface, this item is defined via a submenu, displayed when the Telnet Access parameter is selected.
Basic Configuration • Harden Web Security: When the Harden Web Security feature is On (default,) only the high and medium cypher suites for SSLv3 and TLSv1 will be enabled. When the Harden Web Security feature is Off, all SSL protocols will be enabled, allowing compatibility with older browsers. (Default = On.) Note: In the Text Interface, this option is enabled/disabled via the Web Access submenu. • TLS Mode: Selects TLSv1 or TLSv1.1. Although TLSv1.
Basic Configuration • Raw Socket Access: Enables/disables Raw Socket Protocol access to the Network Port via Direct Connect and selects the port number for Raw Socket Access. This item can be used to enable or disable Raw Socket Protocol access and select either port 23 or port 3001 for use for Raw Socket connections. (Default = Off.
Basic Configuration 5.9.3. IP Security The IP Security feature allows the VMR/NPS to restrict unauthorized IP addresses from establishing inbound connections to the unit via telnet or Web Browser. This allows you to grant access to only a specific group of Telnet or Web IP addresses, or block a particular IP address completely. In the default state, the VMR/NPS accepts incoming IP connections from all hosts. In the Text Interface, IP Security parameters are defined via the Network Configuration menu.
Basic Configuration 5.9.3.1. Adding IP Addresses to the Allow and Deny Lists To add an IP Address to the Allow or Deny list, and begin configuring the IP Security feature, proceed as follows. Notes: • Both the Allow and Deny list can include Linux operators, wild cards, and net/mask pairs. • In some cases, it is not necessary to enter all four "digits" of the IP Address. For example, if you wish to allow access to all IP addresses that begin with "192," then you would only need to enter "192.
Basic Configuration 5.9.3.2. Linux Operators and Wild Cards In addition to entering a specific IP address or partial IP address in the Allow or Deny list, you may also use standard Linux operators or wild cards. In most cases, the only operator used is "EXCEPT" and the only wild card used is "ALL," but more experienced Linux users may note that other operators and wild cards may also be used. EXCEPT: This operator creates an exception in either the "allow" list or "deny" list.
Basic Configuration 5.9.4. Static Route The Static Route menu allows you to type in Linux routing commands that will be automatically executed each time that the unit powers up or reboots. In the Text Interface, the Static Route menu is accessed via the Network Configuration menu. In the Web Browser Interface, the Static Route menu is accessed via the flyout menus under the Network Configuration link. Note that parameters defined via this menu will be applied to both IPv4 and IPv6 communication. 5.9.5.
Basic Configuration 5.9.6. SNMP Access Parameters These menus are used to select access parameters for the SNMP feature. The SNMP Access Parameters Menu allows the following parameters to be defined: Notes: • After you have configured SNMP Access Parameters, you will then be able to manage the VMR/NPS's User Directory and display unit status via SNMP, as described in Section 13.
Basic Configuration • SNMPv3 User Name: Sets the User Name for SNMPv3. Note that this option is not available when the Version parameter is set to V1/V2. (Default = undefined.) • SNMPv3 Password: Sets the password for SNMPv3. Note that this option is not available when the Version parameter is set to V1/V2. (Default = undefined.) • SNMPv3 Password Confirm: This prompt is used to confirm the SNMPv3 password that was entered at the prompt above.
Basic Configuration 5.9.7. SNMP Trap Parameters These menus are used to select parameters that will be used when SNMP traps are sent. For more information on SNMP Traps, please refer to Section 12. In the Text Interface, the SNMP Trap Parameters menu is accessed via the Network Configuration menu. In the Web Browser Interface, the SNMP Trap Parameters menu is accessed via the flyout menus under the Network Configuration link.
Basic Configuration 5.9.8. LDAP Parameters The VMR/NPS supports LDAP (Lightweight Directory Access Protocol,) which allows authentication via the "Active Directory" network Directory Service. When LDAP is enabled and properly configured, command access rights can be granted to new users without the need to define individual new accounts at each VMR/NPS unit, and existing users can also be removed without the need to delete the account from each VMR/NPS unit.
Basic Configuration • Secondary Host IPv4: Defines the IP address or domain name for the secondary (fallback) LDAP server when IPv4 protocol is used. (Default = undefined) • Secondary Host IPv6: Defines the IP address or domain name for the secondary (fallback) LDAP server when IPv6 protocol is used. (Default = undefined) • LDAP Port: Defines the port that will be used to communicate with the LDAP server. (Default = 389) • TLS/SSL: Enables/Disables TLS/SSL encryption.
Basic Configuration • Debug: This option is used to assist WTI Technical Support personnel with the diagnosis of LDAP issues. (Default = Off) • Ping Test: Allows you to ping IP addresses or domain names that have been defined via the LDAP Parameters menus in order to check that a valid IP address or domain name has been entered. Notes: • In order for the Ping Test feature to function, your network and/or firewall must be configured to allow ping commands.
Basic Configuration 5.9.8.2 Viewing LDAP Groups If you need to examine an existing LDAP group definition, the "View LDAP Groups" function can be used to review the group's parameters and Plug Access Settings. 5.9.8.3. Modifying LDAP Groups If you want to modify an existing LDAP Group in order to change parameters or plug access rights, the "Modify LDAP Group" function can be used to reconfigure group parameters.
Basic Configuration • Fallback Local: Determines whether or not the VMR/NPS will fallback to its own password/username directory when an authentication attempt fails. When enabled, the VMR/NPS will first attempt to authenticate the password by checking the TACACS Server; if this fails, the VMR/NPS will then attempt to authenticate the password by checking its own internal username directory.
Basic Configuration Plug Group Access: Determines the default Plug Group Access setting for new TACACS users. For more information on Plug Groups, please refer to Section 5.6. (Defaults; Administrator and SuperUser = All Plug Groups On, User = All Plug Groups Off, ViewOnly = All Plug Groups Off.) Notes: • In order to use this feature, you must first define at least one Plug Group as described in Section 5.6. • Administrator and SuperUser level accounts will always have access to all plug groups.
Basic Configuration 5.9.10. RADIUS Parameters In the Text Interface, the RADIUS Parameters menu is accessed via the Network Configuration menu (/N for IPv4 parameters or /N6 for IPv6 parameters.) In the Web Browser Interface, both IPv4 and IPv6 parameters are defined via a single RADIUS Parameters menu, which is accessed via the flyout menus under the Network Configuration link. The RADIUS Configuration Menus offer the following options: • Enable: Enables/Disables the RADIUS feature at the Network Port.
Basic Configuration • Accounting Port: The Accounting Port number for the RADIUS function. (Default = 1813) • Debug: (Text Interface Only) When enabled, the VMR/NPS will put RADIUS debug information into Syslog. (Default = Off) • One Time Auth: This feature should be enabled when using Two Factor Authentication with the One Time Password scheme enabled. When enabled, the One Time Password will be valid for the time specified under the OneTime Auth Timer parameter.
Basic Configuration • WTI-Plug-Access - Determines which plug(s) the user will be allowed to access. This command provides an argument that consists of a character string, with one character for each the VMR/NPS's switched outlets. The following options are available: 0 = Off (Deny Access) 1 = On (Allow Access) For example, to allow access to Plugs 2 and 4, the command line would be: WTI-Plug-Access="0101" • WTI-Group-Access - Determines which plug group(s) the user will be allowed to access.
Basic Configuration 5.9.11. Email Messaging Parameters The Email Messaging menu is used to define parameters for email messages that the VMR/NPS can send to notify you when an alarm is triggered. To define email message parameters, you must access the VMR/NPS Command Mode using a password that permits access to Administrator Level commands and then proceed as follows: • Text Interface: Type /N (for IPv4 parameters) or /N6 (for IPv6 parameters) and press [Enter] to access the Network Configuration Menu.
Basic Configuration 5.10. Save User Selected Parameters It is strongly recommended to save all user-defined parameters to a file as described in Section 15. This will allow quick recovery in the event of accidental deletion or reconfiguration of port parameters. When changing configuration parameters via the Text Interface, make certain that the VMR/NPS has saved the newly defined parameters before exiting from command mode.
6. Reboot Options In addition to performing reboot cycles in response to commands, the VMR and NPS can also be configured to automatically reboot outlets when an attached device does not respond to a Ping command (Ping-No-Answer Reboot) or according to a user defined schedule (Scheduled Reboot.) • Ping-No-Answer Reboot: When the Ping-No-Answer feature is enabled, the VMR/ NPS will Ping a user selected IP address at regular intervals.
Reboot Options 6.1. Ping-No-Answer Reboot A Ping-No-Answer Reboot can be used to reboot one or more outlets when an attached device does not respond to a Ping Command. In addition, the Ping-No-Answer Reboot feature can also be configured to send an email, Syslog Message or SNMP Trap to notify you whenever a Ping-No-Answer Reboot occurs. Please refer to Section 7.5 for instructions on setting up email alarm notification for Ping-No-Answer reboots.
Reboot Options • Ping Delay After PNA Action: Determines how long the VMR/NPS will wait to send additional Ping commands, after a Ping-No-Answer Reboot has been initiated. Typically, this option is used to allow time for a device to fully "wake up" after a Ping-No-Answer Reboot before attempting to Ping the device again. (Default = 15 Minutes) • Consecutive Failures: Determines how many consecutive failures of the Ping command must be detected in order to initiate a Ping-No-Answer Reboot.
Reboot Options • Ping Test: Sends a test Ping command to the IP Address defined for this Ping-NoAnswer Reboot. Notes: • In order for the Ping Test function to work properly, your network and/or firewall as well as the device at the target IP address must be configured to allow ping commands. • After you have finished defining or editing Ping-No-Answer Reboot parameters, make certain to save the changes before proceeding.
Reboot Options 6.2. Scheduled Reboot The Scheduled Reboot feature can be used to reboot one or more outlets according to a user-defined schedule, or to automatically turn outlets Off and then On according to a user defined schedule. In order to configure a Scheduled Reboot, you must access command mode using a password that permits access to Administrator level commands. In the Text Interface, the Scheduled Reboot configuration menu is accessed via the Reboot Options menu (/RB).
Reboot Options • Plug Access: Determines which outlet(s) this Scheduled Reboot action will be applied to. In the Text Interface, outlets are selected by typing 9, pressing [Enter] and then following the instructions in the resulting submenu. In the Web Browser Interface, outlets are designated by clicking on the "plus" sign in the Plug Access field, and then selecting the desired outlets from the drop down menu. (Default = undefined.
7. Alarm Configuration When properly configured, VMR and NPS units can monitor rack temperature, ping command response and other factors at network installation sites. In addition to the monitoring abilities listed above, VMR series units can also measure and record current, power and voltage conditions. Note however that NPS units do not support current consumption, power and voltage monitoring functions.
Alarm Configuration 7.1. The Over Current Alarms (VMR Only) The Over Current Alarms are designed to inform you when current consumption reaches or exceeds user-defined levels.
Alarm Configuration To configure the Over Current Alarms, access the VMR command mode using a password that permits Administrator Level commands, and then use the Alarm Configuration menu to select the desired alarm feature. Note that the configuration menus for both Over Current Alarms offer essentially the same set of parameters, but the parameters defined for each alarm are separate. Therefore, parameters defined for a Critical Alarm will not be applied to an Initial Alarm and vice versa.
Alarm Configuration • Subject: This parameter is used to define the text that will appear in the "Subject" field for all email notification messages generated by the alarm. (Defaults = "Alarm: Over Current (Initial)" or "Alarm: Over Current (Critical)") • Load Shedding: Provides access to a submenu which is used to configure and enable the Load Shedding feature for the Over Current Alarm.
Alarm Configuration • Line Input A: Defines the Load Shedding actions that will be executed when an Over Current Branch Alarm is triggered at Line Input "A". • Line Input B: Defines the Load Shedding actions that will be executed when an Over Current Branch Alarm is triggered at Line Input "B". • Fuse A1-A4: Defines the Load Shedding actions that will be executed when an Over Current Branch Alarm is triggered at Fuses A1 through A4.
Alarm Configuration 7.2. The Over Temperature Alarms The Over Temperature Alarms are designed to inform you when the temperature level inside your equipment rack reaches or exceeds certain user-defined levels. There are two separate Over Temperature Alarms; the Initial Threshold alarm and the Critical Threshold Alarm.
Alarm Configuration • Alarm Set Threshold: The trigger level for this alarm. When temperature exceeds the Alarm Set Threshold, the VMR/NPS can send an alarm (if enabled) and/or begin Load Shedding (if enabled.) For more information on Load Shedding for the Over Temperature Alarm, please refer to Section 7.2.1. (Initial Threshold: Default = 110°F or 43°C, Critical Threshold: Default = 120°F or 49°C.) Note: The Alarm Set Threshold value must be greater than the Alarm Clear Threshold value.
Alarm Configuration 7.2.1. Over Temperature Alarms - Load Shedding and Auto Recovery For Over Temperature Alarms, the Load Shedding feature is used to switch specific, user-defined plugs On or Off whenever temperature exceeds the Alarm Set Threshold value. This allows the VMR/NPS to automatically shut Off non-essential devices in order to reduce the temperature generated within the rack, or automatically switch On devices such as fans or cooling systems in order to dissipate heat.
Alarm Configuration 7.3. The Circuit Breaker Open Alarm The Circuit Breaker Alarm is intended to provide notification in the event that one of the VMR/NPS's circuit breakers is opened. When a circuit breaker is open, the VMR/NPS can provide prompt notification via Email, Syslog Message or SNMP Trap. Notes: • The Circuit Breaker Open Alarm is not applicable to some VMR models.
Alarm Configuration • Address 1, 2, and 3: These parameters are used to select which of the three email addresses defined via the "Email Messages" menu (see Section 5.9.11) will receive the email alarm notification messages generated by this alarm. The Address parameters can be used to select one, or any combination of the addresses defined via the Email Messages menu. (Default = All On.
Alarm Configuration 7.4. The Lost Voltage (Line In) Alarm The Lost Voltage (Line In) Alarm can provide notification after the power supply to the VMR/NPS unit has been interrupted. Notes: • The Lost Voltage (Line In) alarm is only available on VMR/NPS units that include two input power lines. • The Lost Voltage (Line In) alarm will provide notification when one of the available power supplies is lost or disconnected. This alarm will not function if all input power to the VMR/NPS unit is lost.
Alarm Configuration • Email Message: Enables/Disables email notification for this alarm. (Default = On.) • Address 1, 2, and 3: These parameters are used to select which of the three email addresses defined via the "Email Messages" menu (see Section 5.9.11) will receive the email alarm notification messages generated by this alarm. The Address parameters can be used to select one, or any combination of the addresses defined via the Email Messages menu. (Default = All On.
Alarm Configuration To configure the Ping-No-Answer Alarm, you must access the VMR/NPS command mode using a password that permits Administrator Level commands. The Ping-NoAnswer alarm configuration menu offers the following parameters: • Trigger Enable: Enables/Disables the trigger for this alarm. When Disabled, this alarm will be suppressed. (Default = On.) Note: • In order for this alarm to function, at least one target IP Address for the Ping No Answer Alarm must be defined as described in Section 6.1.
Alarm Configuration 7.6. The Serial Port Invalid Access Lockout Alarm The Serial Port Invalid Access Lockout Alarm can provide notification when the VMR/ NPS has locked the serial SetUp Port due to repeated, invalid attempts to access command mode. Normally, the Invalid Access Lockout feature (discussed in Section 5.3.2) can lock the serial SetUp Port whenever the unit detects that a userdefined threshold for invalid access attempts at the SetUp Port is exceeded.
Alarm Configuration • Resend Delay: Determines how long the VMR/NPS will wait to resend an email message generated by this alarm, when the initial attempt to send the notification was unsuccessful. (Default = 60 Minutes.) • Notify Upon Clear: When this item is enabled, the VMR/NPS will send additional notification when the situation that caused the alarm has been corrected.
Alarm Configuration 7.7. The Power Cycle Alarm The Power Cycle Alarm can provide notification when all input power to the VMR/NPS unit is lost and then restored. When the power supply is lost and then restored, the VMR/NPS can provide notification via Email, Syslog Message or SNMP Trap. Notes: • This alarm will not function when only one power input line is disconnected.
Alarm Configuration 7.8. The Plug Current Alarm (VMR Only) The Plug Current Alarm allows you to monitor current consumption at each of the VMR's switched outlets and generate an alarm when current exceeds a user-defined "High" threshold or falls below a user-defined "Low" threshold. The Plug Current Alarm can also be applied to user-defined Plug Groups in order to generate an alarm when total current consumption for the given Plug Group rises too high or falls too low.
Alarm Configuration • Plug Thresholds: Defines current consumption level(s) that will trigger alarm(s) at each switched outlet. The Plug Thresholds can be configured to trigger an alarm when current consumption rises above a user-defined "High" value and/or when current consumption falls below a user-defined "Low" value. This allows you to define a "normal" current range for each outlet, allowing the Plug Current Alarm to be triggered whenever current consumption strays outside of this range.
Alarm Configuration • Email Message: Enables/Disables email notification for this alarm. (Default = On.) • Address 1, 2, and 3: These parameters are used to select which of the three email addresses defined via the "Email Messages" menu (see Section 5.9.11) will receive the email alarm notification messages generated by this alarm. The Address parameters can be used to select one, or any combination of the addresses defined via the Email Messages menu. (Default = All On.
Alarm Configuration 7.9. The No Dialtone Alarm The No Dialtone Alarm enables the VMR/NPS to monitor a telephone line connected to an external modem installed at the VMR/NPS Setup Port, and then provide notification if the VMR/NPS detects that the phone line is dead or no dialtone is present. If the No Dialtone Alarm is enabled and the VMR/NPS determines that there is no dialtone signal, the No Dialtone Alarm can provide notification via email using a network connection.
Alarm Configuration • Notify Upon Clear: When this item is enabled, the VMR/NPS will send additional notification when the situation that caused the alarm has been corrected. For example, when Notify Upon Clear is enabled, the VMR/NPS will send initial notification when it detects that the dialtone for the external modem has been lost, and then send a second notification when it determines that the dialtone has been restored. (Default = On.
8. The Status Screens The Status Screens are used to display status information about the switched outlets, Network Port, Plug Groups, Current and Power Metering and the Alarm Log and Audit Log. The Status Screens are available via both the Text Interface and Web Browser Interface. 8.1. Product Status The Product Status Screen lists the model number, power rating, input line count, input line frequency and software version and other general information for your VMR/NPS unit.
The Status Screens 8.3. The Plug Status Screen The Plug Status screen shows the On/Off status of the VMR/NPS's switched outlets. Note: • When the Plug Status Screen is viewed by an "Administrator" or "SuperUser" level account, all VMR/NPS plugs are listed. When the Plug Status Screen is viewed by a "User" or "ViewOnly" level account, the screen will list only the outlets that are allowed by that account. • Section 5.
The Status Screens 8.4. The Plug Group Status Screen The Plug Group Status screen shows the configuration details and On/Off status for the VMR/NPS's user-defined Plug Groups. Notes: • Current and Power Monitoring features are not available on NPS units. • When the Plug Group Status Screen is viewed by an "Administrator" or "SuperUser" level account, all VMR/NPS plugs and plug groups are listed.
The Status Screens 8.5. The Current Metering Status Screen The Current Metering Status screen is primarily intended to be used to display up-todate readings for Amps, Watts, Voltage and temperature for VMR Series unit. In NPS Series units, the Current Metering Status Screen will only include temperature and voltage information.
The Status Screens 8.6. The Current History Screen (VMR Only) The Current History Screen displays current, voltage and temperature readings as a function of time. In the Web Browser Interface, the Current History can be displayed as a graph or downloaded in ASCII, CSV or XML format. In the Text Interface, the Current History can be displayed as straight ASCII data, or can be downloaded in CSV or XML format.
The Status Screens 8.7. The Power Range Status Screen (VMR Only) The Power Range Status Screen can be used to display power consumption readings over a user-selected period of time, for the VMR unit as well as any optional remote VMR units that may be connected. Note: The Power Range Status Screen is not available on NPS units.
The Status Screens 8.8. The Power History Screen (VMR Only) The Power History Screen shows power consumption versus time. To view the Power History Screen, access the VMR command mode using an account that permits access to Administrator or SuperUser level commands, and then proceed as follows: Note: The Power History Screen is not available on NPS units. Text Interface: Type /L and press [Enter] to access the "Display Logs" menu.
The Status Screens 8.9. The Port Diagnostics Screen The Port Diagnostics Screen provides more detailed information about the VMR/NPS's Serial Port. To display the Port Diagnostics Screen, access the Text Interface command mode and type /SD [Enter]. Note: The Port Diagnostics Screen is only available via the Text Interface. 8.10. Alias Status Screen The Alias Status Screen lists user defined IP alias for the VMR/NPS's Serial Port. Note: The Alias Status Screen is only available via the Text Interface.
The Status Screens 8.13. The Event Logs The Event Logs can be used to review recent user activity, alarm events and temperature trends that have been recorded by the VMR/NPS unit. In order to view, download or erase the event logs, you must access command mode using a password that permits Administrator or SuperUser level commands. To access the Event Logs via the Text Interface, type /L, press [Enter] and then select the desired option from the resulting submenu.
9. Operation The VMR/NPS offers two separate command interfaces; the Web Browser Interface and the Text Interface. Both interfaces offer essentially the same command options and features, and in most cases, parameters defined via the Web Browser Interface will also apply when communicating via the Text Interface (and vice versa.) 9.1. Operation via the Web Browser Interface When using the Web Browser Interface, switching commands are invoked via the Plug Control Screen and Plug Group Control Screen. 9.1.1.
Operation 9.1.2. The Plug Group Control Screen - Web Browser Interface The Plug Group Control Screen is used to send switching and reboot commands to the user-defined Plug Groups. As described in Section 5.6, Plug Groups allow you to specify a group of outlets that are dedicated to a similar purpose or client, and then direct switching commands to the group, rather than switching one plug at a time. To apply power switching commands to Plug Groups, first access the VMR/NPS Command Mode (see Section 5.1.
Operation 9.2. Operation via the Text Interface When using the Text Interface, all switching functions are performed by invoking simple, ASCII commands. ASCII commands are also used to display status screens and to log out of command mode. The Text Interface includes a Help Menu, which summarizes all available VMR/NPS commands. To display the Text Interface Help Menu, type /H and press [Enter]. Notes: • Current and Power Monitoring features are not available on NPS units.
Operation When switching and reboot commands are executed, the VMR/NPS will display a "Sure?" prompt, wait for user response, and then complete the command. The unit will pause for a moment while the command is executed, and then return to the Plug Status Screen. To Switch Plugs, or initiate a Reboot Cycle, proceed as follows: 1. Switch Plug(s) On: Type /ON n and press [Enter]. Where "n" is the alphanumeric number or name of the desired plug or Plug Group.
Operation 9.2.2. Applying Commands to Several Plugs - Text Interface As described below, switching and reboot commands can be applied to only one Switched AC Outlet, or to an assortment of outlets. Note: When switching and reboot operations are initiated, Boot/Sequence Delay times will be applied as described in Section 5.7. 1. Switch Several Plugs: To apply a command to several plugs, enter the numbers of the desired plugs, separated by commas or plus signs.
Operation 9.3. The Automated Mode The Automated Mode allows the VMR/NPS to execute switching and reboot commands, without displaying menus or generating response messages. Automated Mode is designed to allow the VMR/NPS to be controlled by a device which can generate commands to control power switching functions without human intervention.
Operation 9.4. The SSH/Telnet Connect Function (Web Browser Interface Only) The SSH/Telnet Connect function allows you to open an SSH Shell Session or Telnet Session without leaving the Web Browser interface. Once you have successfully opened an SSH Shell Session or Telnet Session, you can then use ASCII commands to configure and operate the VMR/NPS unit as described in Section 9.2 and Section 17. 9.4.1.
Operation 9.4.2. Initiating a Telnet Session via the Web Browser Interface To initiate a Telnet Session from the VMR/NPS Web Browser Interface, proceed as follows: 1. Place the cursor over the "SSH/Telnet Connect" button on the left hand side of the screen. When the flyout menu appears, click on the Telnet option. Note: If the RSP displays a message that indicates that your browser does not include the Java plugin, go to the Java website and download the latest version of the Java plugin. 2.
Operation 9.5. Manual Operation In addition to the command driven functions available via the Web Browser Interface and Text Interface, some VMR/NPS functions can also be controlled manually. For a summary of front panel control functions, please refer to Section 2. 9.6.
10. SSH Encryption In addition to standard Telnet protocol, the VMR/NPS also supports SSH connections, which provide secure, encrypted access via network. In order to communicate with the VMR/NPS using SSH protocol, your network node must include an appropriate SSH client. Note that when the /K (Send SSH Key) command is invoked, the VMR/NPS can also provide you with a public SSH key, which can be used to streamline connection to the VMR/NPS when using SSH protocol.
11. Syslog Messages The Syslog feature can create log records of each Alarm Event. As these event records are created, they are sent to a Syslog Daemon, located at an IP address defined via the Network Parameters menu. 11.1. Configuration If you wish to employ this feature, you must set the real-time clock and calendar via the System Parameters Menu, and define the IP address for the Syslog Daemon via the Network Port Configuration menu. To configure the Syslog function, please proceed as follows: 1.
12. SNMP Traps The SNMP Trap function allows the VMR/NPS to send Alarm Notification messages to two different SNMP managers, each time one of the Alarms discussed in Section 7 is triggered. Note: • The SNMP feature cannot be configured via the SNMP Manager. • SNMP reading ability is limited to the System Group. • The SNMP feature includes the ability to be polled by an SNMP Manager. • Once SNMP Trap Parameters have been defined, SNMP Traps will be sent each time an Alarm is triggered.
13. Operation via SNMP If SNMP Access Parameters have been defined as described in Section 5.9.6, then you will be able to manage user accounts, control power and reboot switching and display unit status via SNMP. This section describes the procedure for SNMP communication with the VMR/NPS unit, and lists some common commands that can be employed to manage users, control switching and reboot actions and display unit status. Note: SNMP Commands are not available when the IPS mode is active. 13.1.
Operation via SNMP 13.3. Configuration via SNMP VMR/NPS User accounts can be viewed, created, modified, and deleted via SNMP. User accounts are arranged in a table of 128 rows, and indexed 1-128. User account parameters, as seen through the SNMP, are summarized below. Note: Current and Power Monitoring features are not available on NPS units. • userTable::userName – 32 character username • userTable::userPasswd – 16 character password • userTable::userAccessLevel – Account access level.
Operation via SNMP 13.3.1. Viewing Users To view users, issue a GET request on any of the user parameters for the index corresponding to the desired user. 13.3.2. Adding Users For an empty index, issue a SET request on the desired parameters. Minimum requirement is a username and password to create a user, all other parameters will be set to defaults if not specified. To create the user, issue a SET request on the userSubmit object. 13.3.3.
Operation via SNMP 13.4. Plug Control via SNMP 13.4.1. Plug Status/Control ON, OFF, BOOT, and DEFAULT commands can be issued for plugs via SNMP. Plugs are arranged in a table of N rows, where N is the number of plugs in the system. Plug parameters are described below. • plugTable::plugID – String indicating the plug's ID. • plugTable::plugName – String indicating the plug's user-defined name. • plugTable::plugStatus – Current state of the plug.
Operation via SNMP 13.4.2. Plug Group Status/Control ON, OFF, BOOT, and DEFAULT commands can be issued for plug groups via SNMP. Plug groups are arranged in a table of 54 rows, one row for each plug group in the system. Plug Group parameters are described below. • plugGroupTable::plugGroupName – String indicating the plug groups name.
Operation via SNMP 13.5. Viewing VMR/NPS Status via SNMP Status of various components of the VMR/NPS can be retrieved via SNMP. 13.5.1. System Status - Ethernet Port Mac Addresses The Mac Address for the Ethernet Port can be displayed using the command below: • environmentUnitTable::environmentMacEth0 The Mac Address for Ethernet Port 0. 13.5.2. Plug Status The status of each plug in the system can be retrieved using the command below. • plugTable::plugStatus – The status of the plug.
Operation via SNMP 13.5.4. Alarm Status The status of the VMR/NPS unit's alarm functions can be retrieved and displayed using the following commands: Notes: • When an alarm status command returns a zero (0), this indicates that the alarm is inactive. • When an alarm status command returns a one (1), this indicates that the alarm is active (triggered.) • alarmTables::alarmOverCurrentInitial - (VMR Series Units Only) Displays the status of the Over Current (Initial) Line Alarm.
Operation via SNMP 13.6. Sending Traps via SNMP Traps that report various unit conditions can be sent to an SNMP Management Station from the VMR/NPS. The following traps are currently supported. • WarmStart Trap – Trap indicating a warm start • ColdStart Trap – Trap indicating a cold start • Test Trap – Test trap invoked by user via the Text Interface (CLI.) The VMR/NPS can send an SNMP trap to notify you when any of the available alarm functions have been triggered.
Operation via SNMP • powercycleSetTrap - Indicates that the Power Cycle Alarm has been triggered (Note that there is no corresponding Clear Trap for the Power Cycle Alarm.) • plugCurrentSetTrap - (VMR Series Units Only) Indicates that the Plug Current Alarm has been triggered. • plugCurrentClearTrap - (VMR Series Units Only) Indicates that the Plug Current Alarm has been Cleared. • lostCommSetTrap - Indicates that the Lost Communication Alarm has been triggered.
14. Setting Up SSL Encryption This section describes the procedure for setting up a secure connection via an https web connection to the VMR/NPS. Note: SSL parameters cannot be defined via the Web Browser Interface. In order to set up SSL encryption, you must contact the VMR/NPS via the Text Interface. There are two different types of https security certificates: "Self Signed" certificates and "Signed" certificates.
Saving and Restoring Configuration Parameters 14.1. Creating a Self Signed Certificate To create a Self Signed certificate, access the Text interface via Telnet or SSH, using a password that permits access to Administrator level commands and then proceed as follows: 1. Type /N and press [Enter] to display the Network Parameters menu. 2. At the Network Parameters menu, type 23 and press [Enter] to display the Web Access menu (Figure 14.1.
Saving and Restoring Configuration Parameters 4. 5. After you have defined parameters 5 through 11, type 12 and press [Enter] (Create CSR) to create a Certificate Signing Request. By default, this will overwrite any existing certificate, and create a new Self Signed certificate. a) The VMR/NPS will prompt you to create a password. Key in the desired password (up to 16 characters) and then press [Enter]. When the VMR/ NPS prompts you to verify the password, key it again and then press [Enter] once.
Saving and Restoring Configuration Parameters 3. 4. Upload the Signed Certificate to the VMR/NPS: After the "signed" certificate is returned from the security service, return to the Web Access menu. a) Access the VMR/NPS command mode via the Text Interface using an account that permits Administrator level commands as described previously, then type /N and press [Enter] to display the Network Parameters menu, and then type 23 and press [Enter] to display the Web Access menu.
Saving and Restoring Configuration Parameters 14.4. TLS Mode The TLS Mode parameter in the Web Access menu (Text Interface Only) allows the TLS Mode to be set to either TLSv1 or TLSv1.1. Although TLSv1.1 provides better security, the default settings of most browsers do not support TLSv1.1. The default setting for this parameter is TLSv1.
15. Saving and Restoring Configuration Parameters Once the VMR/NPS is properly configured, parameters can be downloaded and saved as an ASCII text file. Later, if the configuration is accidentally altered, the saved parameters can be uploaded to automatically reconfigure the unit without the need to manually assign each parameter. Saved parameters can also be uploaded to other identical VMR/NPS units, allowing rapid set-up when several identical units will be configured with the same parameters.
Saving and Restoring Configuration Parameters 15.1.2. Downloading & Saving Parameters via Web Browser Interface The Web Browser Interface also includes a download function that can be used to save VMR/NPS parameters to an XML format file on your PC or laptop. To save parameters via the Web Browser Interface, proceed as follows: Notes: • Although VMR/NPS parameters can be saved to a file via either the Text Interface or Web Browser Interface, saved parameters can only be restored via the Text Interface.
Saving and Restoring Configuration Parameters 15.3. Restoring Previously Saved Parameters If you make a mistake while configuring the VMR/NPS unit, and wish to return to the previously saved parameters, the Text Interface's "Reboot System" command (/I) offers the option to reinitialize the VMR/NPS unit using previously backed up parameters. This allows you to reset the unit to previously saved parameters, even after you have changed parameters and saved them.
16. Upgrading VMR/NPS Firmware When new, improved versions of the VMR/NPS firmware become available, either the Firmware Upgrade Utility (recommended) or the "Upgrade Firmware" function (Text Interface only) can be used to update the unit. The following Section describes the procedure for updating the VMR/NPS unit using the Firmware Upgrade Utility or the Upgrade Firmware function. 16.1.
Upgrading VMR/NPS Firmware 3. When the command prompt appears, type /UF and then press [Enter]. The VMR/ NPS will display a screen which offers the following options: a) Start FTP/SFTP Servers Only (Do NOT default parameters): To proceed with the upgrade, while retaining user-defined parameters, type 1 and press [Enter]. All existing parameter settings will be restored when the upgrade is complete.
Upgrading VMR/NPS Firmware 8. If you have accessed the VMR/NPS via the Network Port, in order to start the FTP/ SFTP servers, the VMR/NPS will break the network connection when the system is reinitialized. • If you initially selected "Start FTP/SFTP Servers and Save Parameters", you may then reestablish a connection with the VMR/NPS using your former IP address.
17. Command Reference Guide 17.1. Command Conventions Most commands described in this section conform to the following conventions: • Text Interface: Commands discussed in this section, can only be invoked via the Text Interface. These commands cannot be invoked via the Web Browser Interface. • Slash Character: Most VMR/NPS Text Interface commands begin with the Slash Character (/).
Command Reference Guide 17.2. Command Summary Function Command Syntax Command Access Level Admin.
Command Reference Guide 17.3. Command Set This Section provides information on all Text Interface commands. 17.3.1. Display Commands /S Display Plug Status Screen Displays the Plug Status Screen, which lists the current On/Off state, plug number, plug name, Boot/Sequence Delay value and Default On/Off value for each plug. For more information, please refer to Section 8.3.
Command Reference Guide /W Display Port Parameters (Who) Displays configuration information for the serial Setup Port, but does not allow parameters to be changed. Availability: Administrator, SuperUser, User, ViewOnly Format: /W [x] [Enter] Where x is the port number or name. To display parameters for the Network Port, enter an "N". If the "x" argument is omitted, parameters for your resident port will be displayed.
Command Reference Guide /SA IP Alias Status Displays the Alias Status Screen, which lists currently selected port name, alias IP address and Direct Connect status for the VMR/NPS's serial port. For more information, please refer to Section 8.10. Availability: Administrator, SuperUser, User, ViewOnly Format: /SA [Enter] /H Help Displays a Help Screen, which lists all available Text Interface commands along with a brief description of each command.
Command Reference Guide /M Current Metering Status Displays the Current Metering Status Screen, which lists current, voltage and power readings, and also lists the trigger settings for the Over Temperature Alarm and the Over Current Alarm. For more information on Current Metering, please refer to Section 8.5. For more information on Alarm Configuration, please refer to Section 7.
Command Reference Guide /AS Alarm Status Screen Lists all available user-defined alarms and indicates whether or not each alarm has been triggered as described in Section 8.11. The resulting screen will display "Yes" (or 1) for alarms that have been triggered or "No" (or 0) for alarms that have not been triggered.
Command Reference Guide 17.3.2. Control Commands /X Exit Command Mode Exits command mode. When issued at the Network Port, also ends the Telnet session. Note: If the /X command is invoked from within a configuration menu, recently defined parameters may not be saved.
Command Reference Guide /BOOT Initiate Boot Cycle Initiates a boot cycle at the selected plug(s) or Plug Group(s). When a Boot cycle is performed, the VMR/NPS will first switch the selected plug(s) Off, then pause for the user-defined Boot/Sequence Delay Period, then switch the plug(s) back on. The /BOOT command can also be entered as /BO. Notes: • When this command is invoked in Administrator Mode or SuperUser Mode, it can be applied to all VMR/NPS plugs and Plug Groups.
Command Reference Guide /ON Switch Plug(s) ON Switches selected plugs(s) or Plug Group(s) On, as described in Section 9.2.2. When the /ON command is used to switch more than one plug, Boot/Sequence Delay Period will be applied as described in Section 5.7. Notes: • When this command is invoked in Administrator Mode or SuperUser Mode, it can be applied to all VMR/NPS plugs and Plug Groups.
Command Reference Guide /OFF Switch Plug(s) OFF Switches selected plugs(s) or Plug Group(s) Off, as described in Section 9.2.2. When the /OFF command is used to switch more than one plug, Boot/Sequence Delay Period will be applied as described in Section 5.7. The /OFF command can also be entered as /OF. Note: When this command is invoked in Administrator Mode or SuperUser Mode, it can be applied to all VMR/NPS plugs and Plug Groups.
Command Reference Guide /U Send Parameters to File Sends all VMR/NPS configuration parameters to an ASCII text file as described in Section 15. This allows you to back up the configuration of your VMR/NPS unit. Availability: Administrator Format: /U [Enter] /K Send SSH Key Instructs the VMR/NPS to provide you with a public SSH key for validation purposes.
Command Reference Guide /TELNET Outbound Telnet Creates an outbound Telnet connection. Notes: • In order for the /TELNET command to function, Telnet/SSH and Outbound Service Access must be enabled for your user account as described in Section 5.5. In addition, Telnet Access and Outbound Access must also be enabled via the Network Parameters menu, as described in Section 5.9.2. • If you have logged in via the Network Port, the /TELNET command will not function.
Command Reference Guide 17.3.3. Configuration Commands /F Set System Parameters Displays a menu which is used to define general parameters for the VMR/NPS unit. Note that all functions provided by the /F command are also available via the Web Browser Interface. For more information, please refer to Section 5.3. Availability: Administrator Format: /F [Enter] /P Set Serial Port Parameters Displays a menu that is used to select options and parameters for the VMR/NPS's serial Setup Port.
Command Reference Guide /N Network Port Parameters - IPv4 Displays a menu which is used to select IPv4 parameters for the Network Port. Note that all functions provided by the /N command are also available via the Web Browser Interface. For more information, please refer to Section 5.9. Availability: Administrator Format: /N [Enter] /N6 Network Port Parameters - IPv6 Displays a menu used to select IPv6 protocol parameters for the Network Port.
Command Reference Guide /I Reboot System (Default) Reinitializes the VMR/NPS unit and offers the option to keep user-defined parameters or reset to default parameters. As described in Section 5.10.1, the /I command can also be used to restore the unit to previously saved parameters.
Appendix A. Specifications Physical/Environmental: Models VMR-4HS Series: Width: 19” (48.3 cm) (Including Rack Brackets) Depth: 6.5” (16.5 cm) Height: 1.75” (4.5 cm) One Rack U Models VMR-8HS Series, VMR-8HD Series, VMR-HD4D Series, NPS-8HS Series, NPS-8HD Series, NPS-8H20-ATS Series: Width: 19” (48.3 cm) (Including Rack Brackets) Depth: 8.7” (22.1 cm) Height: 1.75” (4.5 cm) One Rack U Models VMR-16HD Series, NPS-16HD Series: Width: 19” (48.3 cm) (Including Rack Brackets) Depth: 8.7” (22.1 cm) Height: 3.
Appendix B. Interface Descriptions RJ-45 Pin No. RTS 1 Request to Send DTR 2 Ready Out TXD 3 Data Out GND 4 Ground 5 Pin 8 Pin 1 RXD 6 Data In DCD 7 Carrier Detect CTS 8 Clear to Send Figure B.1: RS232 SetUp Port Interface B.1. SetUp Port (RS232) DCD and DTR hardware lines function as follows: 1. 2. When connected: a) If either port is set for Modem Mode, the DTR output at either port reflects the DCD input at the other end.
Appendix C. Customer Service Customer Service hours are from 8:00 AM to 5:00 PM, PST, Monday through Friday. When calling, please be prepared to give the name and make of the unit, its serial number and a description of its symptoms. If the unit should need to be returned for factory repair it must be accompanied by a Return Authorization number from Customer Service.
Appendices Trademark and Copyright Information WTI and Western Telematic are trademarks of Western Telematic Inc.. All other product names mentioned in this publication are trademarks or registered trademarks of their respective companies. Information and descriptions contained herein are property of Western Telematic, Inc.. Such information and descriptions may not be copied, disseminated, or distributed without the express written consent of Western Telematic Inc.. © Copyright Western Telematic Inc.
