User Guide NJ205 IntelliJack 3CNJ205 4-port 10/100 Mbps Managed Ethernet Switch http://www.3com.com/ http://www.3com.com/productreg Published July 2003 User guide version 1.
3Com Corporation n 5500 Great America Pkwy Santa Clara, California n 95052-8145 n U.S.A. n Copyright © 2003 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation. U.S.
Contents About the NJ205 IntelliJack 1 Package Contents NJ205 Description 3 5 Installing the IntelliJack 7 Setting up the Power Supply 7 Mounting the IntelliJack 8 Connecting Devices to the IntelliJack Checking the LEDs 11 10 Installing the Configuration Managers 13 System Requirements 14 Installing the Local and Central Configuration Managers 14 Using the Local Configuration Manager 21 Initializing the NJ205 IntelliJack 21 Setting Advanced Options 25 Discovering NJ205 Devices on Your Network 27 Usin
Contents Specifications 57 Default Settings 61 Optional Components 63 Power Supplies and IP Phone Power Module Mounting Plates and Spacers 64 63 Power Options 65 Using an Integrated Switch with Power Over Ethernet 66 Using Ethernet Multi-port Midspan Power Supply 67 Using a Single-port Ethernet Power Supply 69 Using the 3Com Local Power Supply 70 Installation Planning 73 Troubleshooting 75 Troubleshooting Matrix 76 One-Year Free Installation Support Online Technical Services 79 79 Technical Support 79
1 About the NJ205 IntelliJack The 3Com NJ205 is part of the IntelliJack family of products that provides connectivity at the edge of the network infrastructure. The NJ205 IntelliJack is a 4-port, un-managed Fast Ethernet switch that fits into most standard data port openings. The NJ205 IntelliJack quadruples port connections where a single port (and cable) already exists in the wall.
About the NJ205 IntelliJack You can manage the NJ205 IntelliJack using the included Central Configuration Manager. You can also use a supported SNMP management console as you would with any managed device on your network, but greater management and control is available through the Configuration Manager software.
Package Contents Package Contents The NJ205 IntelliJack is available in single- and 20-packs. Before installation, familiarize yourself with the following items, which are included with the NJ205: 1 NJ205 IntelliJack. 2 Four pairs of M3.5mm screws (two per IntelliJack) for mounting the IntelliJack to the wall, floor box or office cubicle. 3 Mounting plate (face plate).
About the NJ205 IntelliJack Additionally, the following items are shipped with the single pack: ■ Compact disc containing ■ User Guide and additional informational documents. ■ Configuration Manager software. All screws are phillips pan head type screws. The type of threads vary to match the different mounting locations compatible with the IntelliJack. ■ ■ Thread forming screws for mounting into plastic: ■ M3 x 30mm (2x) ■ M3 x 40mm (2x) Machine screws for mounting into metal: ■ M3.5 x 50mm (2x) ■ M3.
NJ205 Description NJ205 Description The following diagram shows the front, rear and bottom views of the IntelliJack: 1 RJ-45 switched PAN (personal area network) ports Four 10/100 Mbps auto-negotiation ports, which the NJ205 configures for 10 Mbps or 100 Mbps connections automatically (green LEDs). 2 Port LEDs and corresponding port numbers Indicate network status of each of the four RJ-45 PAN ports. 3 RJ-45 LED Indicates the status of the LAN connection (white cable, green LED).
Abo ut the NJ 205 IntelliJack 4 Power LED Indicates NJ205 p ower status (gr een). For more information, see “Checking the LEDs” on page 11. 5 Pass-through port Provides an independent connection to your LAN that passes through the NJ205 IntelliJack. The data or voice traffic is separate from and unaffected by the NJ205 switch. 6 Powerforwar ding LED Lights when the IntelliJack is connected to and forwar ding power to an IEEE802.3af compliant device.
2 Installing the IntelliJack Installing the NJ205 IntelliJack consists of the following steps: 1 Set up the power supply. 2 Mount the NJ205 to the wall outlet box. 3 Connect devices to the NJ205. 4 Check the NJ205 LEDs. Setting up the Power Supply Power to the IntelliJack is provided through one of the following methods: ■ Over the network via an integrated switch that supports Power Over Ethernet. ■ Over the network via an Ethernet multi-port endspan power supply.
Installing the IntelliJack Before you begin installation, determine which type of power supply the IntelliJack will use. For more information on power options and configuration, see Appendix D, “Power Options”. Mounting the IntelliJack The IntelliJack mounts in any standard British Standard Institute (BSI): BS 4664:1970 (1986) single cubicle opening or wall outlet.
M ounting the IntelliJack Before connecting the IntelliJack to the network, verify that the existing network cabling meets the ANSI/TIA/EIA-568 standard and that the port in the wiring closet is connected to an active Ethernet MDI-X port. 1 Thread both IntelliJack LAN cables through the opening in the mounting plate. 2 Connect the wiring as illustrated on page 8. The IntelliJack has two Ethernet cables each terminated with a male RJ-45 connector.
Installing the IntelliJack Connecting Devices to the IntelliJack Once the power source and the data source have been verified in good working order and the IntelliJack has been installed and mounted, connect your networking devices (such as computers, printers, IP phones, cameras, etc.) to the IntelliJack. The IntelliJack has two ways to connect devices: 1 RJ-45 Personal Area Network (PAN) Ports — any of the four switched ports on the bottom of the IntelliJack.
Checking the LEDs Checking the LEDs You can verify the IntelliJack installation by checking the LEDs. LED Description On—the IntelliJack is connected to the network and a link has been established. Off—there is no connection to the network. (LAN) (Power) (Powerforwarding) On—the IntelliJack is receiving power (local or via the network). When you first connect power to the IntelliJack, there is a delay of approximately 5 seconds. The power LED light blinks once or twice before remaining solid on.
Installing the IntelliJack 12
3 Installing the Configuration Managers Once you have installed the NJ205 hardware, you need to configure it for use on your particular network. To configure the NJ205, install the Local and Central Configuration Managers. NOTE: You will use the Local Configuration Manager for initial configuration of the NJ205 on your network. It is usually easiest if you load this software on a laptop and use it to configure NJ205 devices as you install them.
Installing the Configuration Managers System Requirements The machine you install the software on should meet the following requirements: ■ Pentium processor ■ Minimum of 15MB disk space ■ Windows 2000 or Windows NT 4.0 with Service Pack 6 installed (Windows 95 and Windows 98 are not recommended operating systems for use with management platforms. In most cases, the Configuration Manager software will work with Windows 95, 98, or XP.
Installing the Local and Central Configuration Managers 3 Click Next to continue. 4 Carefully read the license agreement. If you agree, click “Yes, I accept” and Next to continue. 5 Enter your user and organization names and click Next.
Installing the Configuration Managers 6 The program files will be installed in the directory C:\Program Files\3Com\IntelliJack. If you want to change the location of the installation, click Change. Otherwise click Next to accept the default location and continue.
Installing the Local and Central Configuration Managers 7 Select a typical or custom setup and click Next. The Typical installation will install both the Local Configuration Manager and the Central Configuration Manager on your system. The Custom installation option lets you install just one of the programs if you wish.
Installing the Configuration Managers 8 Review the settings you selected and click the Install button.
Installing the Local and Central Configuration Managers 9 When the installation has completed, click the Finish button to close the installation utility. The installation utility creates two shortcut icons on the Desktop--one for the Local Configuration Manager and one for the Central Configuration Manager. You can also launch the programs from a program group you can access from the Start menu. The program group folder is labeled 3Com IntelliJack and can be found under the Programs menu.
Installing the Configuration Managers 20
4 Using the Local Configuration Manager Initializing the NJ205 IntelliJack Once you have installed the NJ205 hardware on your network and the Local Configuration Manager software on your computer, you need to perform an initial configuration of the IntelliJack. 1 Connect your computer to the NJ205 that you are installing. Attach an Ethernet cable from a computer running the Local Configuration Manager software to any one of the four personal area network (PAN) ports on the front of the NJ205.
Using the Local Configuration Manager 3 The MAC address and default IP address of the currently connected NJ205 will appear in the first field. If you connect to another NJ205, you must click the Query button to refresh the window. If you are not connected to any IntelliJack, the field will display the message Not Connected. If the Not Connected message appears, check your connection to the IntelliJack and click the Query button. 4 Make sure the General tab is selected.
Initializing the NJ205 IntelliJack 5 Enter Location Information for the particular NJ205 you are configuring. This field can help you and other network managers identify this IntelliJack in the future. You may enter any information you like (up to 256 characters), but we recommend that you enter a logical, easy to follow description, such as “Building A, 3rd floor, room 315, West wall.” 6 Enter a Group Name for this IntelliJack. This can be any name you wish.
Using the Local Configuration Manager 8 If you wish, check the box next to Lock IP Address. Selecting this option will ensure that the IntelliJack will always use a particular address. WARNING: If you lock an IP address and reserve it for this IntelliJack, make sure you configure your DHCP server so it won’t distribute that address to other devices. 9 Click the Configure button and the Local Configuration Manager will ask you to enter the password for the device.
Setting Advanced Options Setting Advanced Options If you want to change the default password of the NJ205 or manage it from an SNMP console, you can configure these settings from either the Local Configuration Manager or the Central Configuration Manager (covered in the next chapter). In the Local Configuration Manager, both settings are found under the Advanced tab. 1 Select the Advanced tab on the NJ205 Local Configuration Manager window.
Using the Local Configuration Manager 2 To change the IntelliJack’s configuration password, click on the box next to Change NJ Password. Then enter the new password in both password fields. (You must enter the password twice to ensure you entered it correctly.) The password you select can be any combination of letters and numbers between 8 and 32 characters. 3 To configure the NJ205 for management with an SNMP console, select the SNMP Configuration box.
5 Using the Central Configuration Manager You should use the Local Configuration Manager to initialize each of the NJ205 IntelliJacks installed on your network. Once you have completed that step, you can manage all of them with the Central Configuration Manager. Install this program on any computer on your network you want to use as a central management console. (See the previous chapter, “Installing the Configuration Managers,” for help).
Using the Central Configuration Manager To discover devices on your network, run the following steps: 1 Open the Central Configuration Manager by doubleclicking on the NJ205 Central Config Mgr desktop icon.
Discovering NJ205 Devices on Your Network 2 Select Discovery from the Devices menu. The following window appears: NOTE: The default subnets are the ones your machine is connected to. 3 You can discover new devices based on a specific subnet or on a specific range of IP addresses. a To discover devices by subnet, select that option on the screen. Click the Add button to add a new subnet to the discovery list.
Using the Central Configuration Manager b Fill in the Subnet and Mask fields and click OK. or c To discover devices within a certain IP range, select that option on the screen and complete the From and To fields. 4 If the box next to “Delete all devices in the existing list” is checked, the discovery process will replace all of the devices in your current database with the new devices it discovers. If unchecked, the discovery process will add newly discovered devices to the current database.
Discovering NJ205 Devices on Your Network The device discovery tool will return the following information from the NJ205 IntelliJacks on your network: ■ ■ ■ ■ ■ ■ IP address MAC address Subnet address Group Name Location information Firmware version You can sort this information in ascending or descending order. NOTE: Discovered devices are automatically added to the default database. This default database opens automatically when you launch the Central Configuration Manager.
Using the Central Configuration Manager When Subnet is selected (the default option), you will see a list of IP subnets to choose from. Selecting Network will show all of the discovered devices in the database. If you select a particular subnet, only the devices in that subnet will be displayed. When Firmware Ver is selected, you will see a list of the different firmware versions loaded on the devices.
Viewing Device Properties Viewing Device Properties Once the database is populated with NJ205 IntelliJacks on your network, you can begin to manage those devices. The main window of the Central Configuration Manager shows a list of devices in the current database with the information retrieved during the discovery process. You can view and configure the properties for a single NJ205 using this window. To configure multiple devices at one time, see ““Changing Device Configuration” on page 39.
Using the Central Configuration Manager 3 With the General tab selected, you can view and edit information about the device such as the IP address, subnet mask, default gateway, and whether it uses a static IP address or gets its address from a DHCP server. You can also view and edit the IntelliJack’s Group Name and Location information. 4 Click Apply to save any changes you make to the fields in this window.
Viewing Device Properties 5 In the middle of this window you’ll see information about each of the four PAN ports on the front of the IntelliJack. You can check to see if the port is Enabled or Disabled, if there is a network link, whether or not it’s running at half or full duplex, what speed it’s set for, its priority, and whether or not it’s part of a virtual network (VLAN). 6 Under the Product Info box, you can see the current firmware version of the IntelliJack, the Product Name, and the Serial Number.
Using the Central Configuration Manager Several fields in this window can be edited, a few cannot. You can change the values of the fields with drop-down lists: Priority Schedule Policy, LAN Port Egress Mode, LAN Port Ingress Mode, Max Frame Size, Counter Mode, and Power Forwarding. 8 Simply select the value you wish to change from the dropdown list of options.
Viewing Device Properties NOTE: You can click Apply at any time to save the changes you have made. But be sure to click Apply after you have finished making all your changes. 9 Click on the Statistics tab.
Using the Central Configuration Manager From this view you can see statistics about the number of good or bad packets each port has received and transmitted, based on how you have configured the Counter Mode setting. You can reset all counters to zero by clicking Clear.
Changing Device Configuration You can view and edit the SNMP Common Settings and Trap Settings for this particular NJ205. 11 Click Apply to save any changes you make and a configuration summary dialog box will appear. Verify the information and click OK. 12 Click Exit to close the Device Property window. Changing Device Configuration Many of the properties that you can view from the Device Property windows can be changed from the Device Configuration window.
Using the Central Configuration Manager This window has six tabs across the top--General, Priority, VLAN, Security, SNMP Traps, and Advanced. Check the box next to any setting you want to change from within these six areas. 3 Select the General tab. 4 To change or set the Group Name, check the box next to that field. You can set a Group Name to anything you want, up to 256 characters. 5 Change or set the Location Name by checking the box next to that field and entering up to 256 characters.
Changing Device Configuration 7 Change the Port and Link states of any of the IntelliJack’s ports by checking the box next to the characteristic you want to modify and selecting a value from the drop list. 8 By default, the Central Configuration Manager will display a count of good transmissions in the Property window. If you would rather track errors and collisions, select that option in the Counter Mode setting.
Using the Central Configuration Manager 10 From this screen you can change the Look Up Scheme and Default Priority Level of each port on the NJ205 and the Priority Scheduling Policy of the IntelliJack itself. Check the box next to the setting you want to change and select an option from the drop-down list. 11 Click the VLAN tab to configure your IntelliJack for use in a virtual LAN. 12 From this window you can associate any of the four ports with any other ports on this IntelliJack to form a VLAN group.
Changing Device Configuration . NOTE: VLAN stands for Virtual Local Area Network. VLANS are used to create a subgroup of systems within a LAN in order to isolate traffic between network devices. The NJ205 supports VLAN tagging, but does not route inbound traffic on a per-port basis. If you change your VLAN settings, they should be consistent with your network’s VLAN settings. 13 Select the Security tab to set the security options of the NJ205 IntelliJack.
Using the Central Configuration Manager 14 You can change the device password (the default password is “password”), and adjust the SNMP Set permissions and Community Strings. 15 Click the SNMP Traps tab to change the trap settings of the NJ205. 16 From this window you can enable or disable the device’s Cold Start, Link Down, Link Up, and Authorization Fail traps to be sent to your SNMP console.
Changing Device Configuration 17 Select the Advanced tab for this window: 18 You can change the Max Frame Size and Power Forward settings by selecting an option from the drop-down list. 19 From this window, you can see another set of tabs, one for each port on the IntelliJack. Click on the port whose settings you want to change, check the box next to the setting to be changed, and select a value from the dropdown list.
Using the Central Configuration Manager 20 At the bottom of this window is an option to restore some of the configuration settings to their default values.
Changing Device Configuration ■ ■ ■ ■ ■ ■ ■ The values that remain unchanged when you click Restore Factory Default Settings are: Group Name Location ID Password IP Address DHCP Settings SNMP Community Strings SNMP Trap Settings 21 When you are finished entering the configuration changes to your NJ205 IntelliJack, click the OK button and a Configuration Progress dialog box will appear. If you don’t want to apply the changes you made, click Exit to discard those changes and exit the window.
Using the Central Configuration Manager 22 If you click Configuration Summary, you will see a summary of all the changes you have made. Enter your password and click Start. As the IntelliJacks are configured, their status will be updated in the Status column. NOTE: If a NJ205 IntelliJack that was once discovered by the Central Configuration Manager is no longer connected to your network or if you just want to remove a device from the current database, you can select Delete Device from the Devices menu.
Finding Computers Connected to NJ205 Devices Finding Computers Connected to NJ205 Devices Occasionally you may need to find out which IntelliJack a networked device, such as a PC, is connected to. This is one of the many situations where the Location Information field of the NJ205 can be very useful. If you know the IP address or MAC address of the computer or networked device, you can use the Central Configuration Manager to find the right IntelliJack. 1 Select Find Location from the Tools menu.
Using the Central Configuration Manager When the search is complete, the Search Results field will display the IP address of the NJ205 that the network device is connected to. It will also show the Location Name assigned to the IntelliJack and which PAN port the network device is using. 4 Click OK to close the window.
Upgrading the NJ205 Firmware Upgrading the NJ205 Firmware You can upgrade the firmware on your NJ205 devices over the network from the Central Configuration Manager. To do so, follow these steps: 1 Select one or more IntelliJacks you want to upgrade. You can select groups of IntelliJacks using one of the grouping options available to you in the drop-down list at the top left corner of the main window. 2 Select Upgrade from the devices menu.
Using the Central Configuration Manager 4 Select a valid firmware image by typing the path to the file or by using the Browse button. 5 Select the time to perform the upgrade. You can either send the update file immediately or select a specific time and date to send the file. You may, for example, want to perform an upgrade during off hours such as a weekend.
Upgrading the NJ205 Firmware 7 Review the list of IntelliJacks you want to upgrade. If you want to modify this list, click Cancel and restart the firmware upgrade procedure.
Using the Central Configuration Manager 8 Type your password in the Password field, then click Finish. The Upgrade Progress dialog box will appear.
Upgrading the NJ205 Firmware Viewing Log Files The Central Configuration Manager creates a log file with details of the firmware upgrade operation. This file is in the Central Configurator\Log subdirectory under the directory where you installed the IntelliJack configuration software. You can also view a history of firmware upgrades by selecting Log History from the View menu. A window like this will appear: To view the details of a particular log, select it and click Detail.
Using the Central Configuration Manager Viewing and Canceling Scheduled Firmware Upgrades You can select a time and date to send an upgraded firmware image to the IntelliJacks in your network. To view and make changes to the firmware upgrades you have scheduled, follow these steps: 1 Select Scheduled Upgrade from the View menu. A window like this will appear: 2 To view the details of a scheduled upgrade, select it from the list and click Show Devices.
A Specifications Hardware Power consumption <3.5 watts without power forwarding Maximum 11 watts with power forwarding (depending on the device drawing power) Network Interface 10 Mbps Ethernet 10BASE-T Ethernet IEEE 802.3 industry standard for a 10 Mbps baseband CSMA/CD local area network 100 Mbps Ethernet 100BASE-TX Ethernet IEEE 802.
Specifications Performance Auto-negotiation Communication speed (10 Mbps or 100 Mbps) and duplex mode (full or half) can be determined through autonegotiation with the attached devices. The IntelliJack attempts to negotiate the fastest connection possible (100 Mbps fullduplex). The communication speed and duplex mode can also be controlled using the configuration management software.
Features Power Over Ethernet Compatible with IEEE 802.3af Local power supply Required for networks that do not support Power Over Ethernet Voice Over IP (VoIP) Compatible with VoIP. Power forwarding Power forwarding Port number 4 can be used with any standard networking device as well as to power a device such as a VoIP telephone on a network that uses IEEE 802.3af-compatible Power Over Ethernet.
Specifications 60
B Default Settings Global Setting Default Value Max Frame Size 1518 or 1522 if tagged Counter Mode Count good frames Priority Scheduling Mode 8, 4, 2, 1 weighted VLAN Tag for LAN Port (egress) Egress frame unmodified VLAN Tag for LAN Port (ingress) Ingress frame unmodified Power Forward Auto detection SNMP “Set” Permission Not allowed Port Setting Default Value State Forwarding Link Auto negotiation Flow Control Off MDI[X] Force MDI Multicast Limit 3% Priority Lookup Tag & IPV
Default Settings Port Setting Default Value Port Priority 1 VLAN ID 1 Port based VLAN All ports on same VLAN The values that remain unchanged when you click Restore Factory Default Settings are: ■ ■ ■ ■ ■ ■ ■ 62 Group Name Location ID Password IP Address DHCP Settings SNMP Community Strings SNMP Trap Settings
C Optional Components The IntelliJack works with the following optional components, all of which are available from 3Com (order online at www.3com.com). Pow er Supplies and IP Phone Pow er M odule Component Purpose 3C Number(s) Ethernet Multi-port Endspan Power Supply For providing Power Over Ethernet to power up to 24 IntelliJacks. 802.3af-compliant integrated 3C17205 Ethernet Multi-port Midspan Power Supply For providing Power Over Ethernet to power up to 24 IntelliJack devices. 802.
Optional Components Mounting Plates and Spacers 3Com Part Number Description 3CNJMP-EXT 10 mm-thick extension ring used to add depth to wall outlet openings when installing an NJ105 or NJ205 IntelliJack. 3CNJMPD-UK Mounting plate that enables the installation of the NJ105 and NJ205 IntelliJack devices in a UKstyle two- or double-gang box. 3CNJMP-FLR Mounting plate that enables the installation of the NJ105 or NJ205 IntelliJack in a “floor box.
D Pow er Options The 3CNJ205 IntelliJack is compliant with the following power options: IEEE 802.3af PSE (Power Source Equipment) 3Com SuperStack 3 Switch 4400 PW R (3C17205) 3Com Power over Ethernet Multiport Midspan (3CNJPSE24) 3Com Power over Ethernet Single-port Midspan (3CNJPSE) 3Com IntelliJack AC Power Supply (3CNJPSL) Before you begin the installation, determine which type of power supply the IntelliJack will use.
Power Options Using an Integrated Switch with Power Over Ethernet To use Power Over Ethernet, you must have a switch on the network that has Power Over Ethernet integrated into it. Connect the network data/power cable to the IntelliJack white cable, as shown in the following illustration.
Using Ethernet Multi-port Midspan Power Supply Using Ethernet Multi-port Midspan Power Supply To use an Ethernet multi-port midspan power supply, you must connect the power supply to your network, as shown in the illustration on page 68. The Ethernet multi-port midspan power supply from 3Com connects to an existing Ethernet or Fast Ethernet infrastructure with standard Category 5 or better cabling, and powers up to 24 IntelliJack devices.
Power Options NOTE: The black cable can also be connected to Ethernet multi-port midspan power supply and will power a PoE compatible device connected to the pass-through port on the IntelliJack, but it will not provide power to the IntelliJack.
Using a Single-port Ethernet Power Supply Using a Single-port Ethernet Power Supply To use a single-port Ethernet power supply, connect the power supply to the network hub or switch and to the IntelliJack white cable, as shown in the following illustration. The black cable should be connected to a data port on the wire closet switch.
Power Options Using the 3Com Local Power Supply If your network does not support Power Over Ethernet, or if you are not using a single-port or multi-port endspan power supply, you must purchase a local power supply from 3Com. See Appendix C "Obtaining Optional Components". To power the IntelliJack with a local power supply, make sure you have an electrical outlet near the site where the IntelliJack will be installed.
Using the 3Com Local Power Supply To connect the local power supply to the IntelliJack, follow these steps (as shown in the previous diagram): 1 Route the power cable through the strain relief on the top of the IntelliJack. 2 Plug the power cable into the IntelliJack. 3 Check to ensure that the cable is secure in the strain relief. 4 Route the cable behind the trim ring from top to bottom. 5 Secure the local power supply and cable to the wall. 6 Plug the local power supply into the power source.
Power Options 72
E Installation Planning Make sure the wall or cubicle opening where the IntelliJack is being installed complies with the British Standard Institute (BSI): BS 4664:1970 (1986) standard, as described below. Make sure the distance between the back of the IntelliJack and the inside of the wall or cubicle opening is at least 30mm to maintain an acceptable bend radius on the cable.
Installation Planning WARNING: The NJ205 is designed to be mounted using the provided mounting plate or many after-market faceplates. However, some after-market faceplates stand out from the wall and do not provide a secure mounting surface for the IntelliJack. In such cases, it is recommended to place the 3Com spacer between the IntelliJack and the after-market face plate.
F Troubleshooting If you encounter problems with the NJ205 IntelliJack: ■ ■ Verify the IntelliJack is receiving power by viewing the Power LED (it should be on). If the Power LED is not on, make sure that: ■ (If using Power Over Ethernet) the other end of the network cable is plugged into a switch on the network that has Power Over Ethernet integrated into it, or one that feeds into an external midspan power supply that supports Power Over Ethernet.
Troubleshooting Troubleshooting Matrix Event/ Message Description Solution Power LED is not on IntelliJack is not receiving power Ensure power supply is properly connected. For power over Ethernet, make sure that the cable is connected to both the LAN port on the back of the IntelliJack and to the workgroup switch.
Troubleshooting Matrix Event/ Message Description Amber LED on Port 4 is not lit Power is not being forwarded to network device Solution n n n n n Make sure the cable is properly connected to the network device. Make sure the cable is firmly connected to one of the four IntelliJack ports labeled 1-4. Make sure the cable is a good straightthrough cable. Make sure network device is 802.3af compatible. Make sure the power requirement for network device does not exceed 7 watts.
Troubleshooting Event/ Message Description Solution Attributes Error Unexpected configuration parameters Confirm that you have specified valid parameter values and retry the configuration operation. NOTE: This error should not appear to the user under normal conditions. General Error Something other than authentication failure, timeout or attributes error has occurred Retry the operation you were performing. NOTE: This error should not appear to the user under normal conditions.
G Technical Support 3Com provides easy access to technical support information through a variety of services. This section describes these services. Information contained in this section is correct at time of publication. For the most recent information, 3Com recommends that you access the 3Com Corporation World Wide Web site: www.3com.com. 90 Day Free Installation Support 3Com provides free installation and troubleshooting telephone support for this product for 90 days from the date of purchase.
Technical Support World Wide Web Site To access the latest networking information on the 3Com Corporation World Wide Web site, enter this URL into your Internet browser: http://www.3com.com/ This service provides access to online support information, such as technical documentation and a software library, as well as support options that range from technical education to maintenance and professional services.
Support from Your Network Supplier NOTE: You do not need a user name and password with Web browser software, such as Netscape Navigator and Microsoft Internet Explorer. Support from Your Network Supplier If you require additional assistance, consult your network supplier. Many suppliers are authorized 3Com service partners who are qualified to provide a variety of services, including network planning, installation, hardware maintenance, application training, and support services.
Technical Support Support from 3Com If you are unable to obtain assistance from the 3Com online technical resources or from your network supplier, 3Com offers technical telephone support services. To find out more about your support options, call the 3Com technical telephone support phone number: UK- 0870 909 3266; DE- 01805 404 747.
Technical Support Country Telephone # Austria 01 79567124 Belgium (Flemish) 070 700000 Belgium (French) 070 700770 Denmark 70107289 Finland 01080-2783 France 0825 809 622 Germany 01805 404 747 Hungary 06800 14466 Ireland 1800 509359 Israel 1800 9432632 Italy 199 161346 Luxembourg 800 29880 Netherlands 0900 777 7737 Norway 815 33 047 Poland 00800 4411357 Portugal 707 200 123 South Africa 0800 991196 Spain 9 021 60455 Sweden 0771114453 Switzerland 0848850112 UK 0870
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Limited Warranty and Regulatory Compliance Information OBTAINING WARRANTY SERVICE Customer must contact a 3Com Corporate Service Center or an Authorized 3Com Service Center within the applicable warranty period to obtain warranty service authorization. Dated proof of purchase from 3Com or its authorized reseller may be required. A User Service Order (USO), Return Material Authorization (RMA) or Service Repair Order (SRO) number will be issued.
Limited Warranty and Regulatory Compliance Information LIMITATION OF LIABILITY TO THE FULL EXTENT ALLOWED BY LAW, 3COM ALSO EXCLUDES FOR ITSELF AND ITS LICENSORS AND SUPPLIERS ANY LIABILITY, WHETHER BASED IN CONTRACT OR TORT (INCLUDING NEGLIGENCE), FOR INCIDENTAL, CONSEQUENTIAL, INDIRECT, SPECIAL, OR PUNITIVE DAMAGES OF ANY KIND, OR FOR LOSS OF REVENUE OR PROFITS, LOSS OF BUSINESS, LOSS OF INFORMATION OR DATA, OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE, INSTALLATION, MAINTENANCE,
Limited Warranty and Regulatory Compliance Information FCC Class A Verification Statement WARNING: 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, and the Canadian Department of Communications Equipment Standards entitled, “Digital Apparatus,” ICES-003. These limits are designed to provide reasonable protection against harmful interference in a commercial installation.
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