MVP100GK User Guide
User Guide Gatekeeper MVP100GK S000353B Revision B This publication may not be reproduced, in whole or in part, without prior expressed written permission from MultiTech Systems, Inc. All rights reserved. Copyright © 2004 by Multi-Tech Systems, Inc. Multi-Tech Systems, Inc. makes no representations or warranty with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose. Furthermore, Multi-Tech Systems, Inc.
Contents CHAPTER 1 - INTRODUCTION AND DESCRIPTION.............................................................. 4 Gatekeeper Basics......................................................................................................................................................................4 Features ......................................................................................................................................................................................6 Front Panel.........
Chapter 1 – Introduction and Description Chapter 1 - Introduction and Description Welcome to Multi-Tech’s new MultiVOIP™ Gatekeeper, Model MVP100GK, a turnkey hardware and software solution that enables network managers and intranet managers to define and control how H.323 voice traffic is managed over IP networks. The Gatekeeper is a complementary product to the MultiVOIP family. The Gatekeeper is an industry-standard mechanism for call control and routing, basic telephony services, H.
Chapter 1 – Introduction and Description Bandwidth Control With the Gatekeeper, the network administrator can specify bandwidth limitations within a Gatekeeper’s zone and can specify a bandwidth limit for gateway endpoints. The Gatekeeper controls bandwidth using H.225 RAS messages. A Gatekeeper may determine there is no bandwidth available for a call or no additional bandwidth available for an ongoing call requesting an increase.
Chapter 1 – Introduction and Description Features • H.323 Version 2 compliance • Admissions control determines whether H.323 devices are allowed to access resources (make calls) • Address translation routes calls across your network • Bandwidth control monitors and controls H.
Chapter 1 – Introduction and Description Front Panel The front panel has 4 front panel LEDs that provide operating status. The Front Panel Figure 1-2. Front Panel Front Panel LED Descriptions LED Power Indicates the presence of power. Boot After power up, the Boot LED will be on briefly while the Gatekeeper is booting. It lights whenever the Gatekeeper is booting or downloading a set of configuration data.
Chapter 1 – Introduction and Description Back Panel The Gatekeeper back panel has a power plug, power switch, Command Port (RS232) for configuration, an Ethernet jack (RJ45) for connection to your network, and a Command Modem for remote configuration. Back panel The back panel components are described in detail in the Cabling Procedure section in Chapter 2 of this manual. Specifications The Gatekeeper conforms to the following technical specifications.
Chapter 2 – Installation Chapter 2 - Installation This chapter explains how to set up and connect cables for the Gatekeeper. This product includes the Windows operating system and Gatekeeper software, and is ready to be connected to an Ethernet concentrator. Safety Warnings 1. 2. 3. 4. 5. Use this product only with UL- and CUL-listed computers. To reduce the risk of fire, use only 26 AWG or larger telephone wiring. Never install telephone wiring during a lightning storm.
Chapter 2 – Installation Unpacking Check the items on the Gatekeeper shipping list to ensure that you have received the correct options and accessories. Unpack the unit and inspect it for visible shipping damage. If damage is observed, do not power-on the unit; contact Multi-Tech's Tech Support for advice. If no damage is observed, place the Gatekeeper in its final location. Cabling Cabling your Gatekeeper entails making the proper connections for power, command port, and Ethernet network.
Chapter 2 – Installation The Command Modem is built into the Gatekeeper unit. To configure the Gatekeeper remotely using its Windows GUI, you must call into the Gatekeeper’s Command Modem. Once a connection is made, the configuration process is identical to local configuration with the Windows GUI. Figure 2-2. GND & Remote Config Modem Connections 5. Ensure that the unit is properly connected to earth ground by verifying that it is reliably grounded when mounted within a rack.
Chapter 2 – Installation Loading Gatekeeper Software The software loading procedure does not present every screen or option in the loading process. It is assumed that someone with a thorough knowledge of Windows and the software loading process is performing the installation. The MultiVOIP Gatekeeper software and User Guide are contained on the Gatekeeper product CD. Because the CD is auto-detectable, it will start up automatically when you insert it into your CD-ROM drive.
Chapter 2 – Installation 4. A ‘Thank you for choosing..’ screen appears. Press Enter or click Next to continue. 5. Follow the on-screen instructions to install your Gatekeeper software. The first screen asks you to choose the folder location of the files of the Gatekeeper software. Choose a location and click Next. Multi-Tech Systems, Inc.
Chapter 2 – Installation 6. At the next screen, you must select a program folder location for the Gatekeeper software program icon. Click Next. Transient progress screens will appear while files are being copied. 7. On the next screen you can select the COM port that the command PC will use when communicating with the Gatekeeper unit.
Chapter 2 – Installation NOTE: If the COM port setting made here conflicts with the actual COM port resources available in the command PC, this error message will appear when the Gatekeeper program is launched. If this occurs, you must reset the COM port. To change the COM port setting, use the COM Port Setup dialog box, which is accessible via the keyboard shortcut Ctrl + G or by going to the Connection pull-down menu and choosing “Settings.
Chapter 2 - Gatekeeper Configuratrion Gatekeeper Configuration Three methods of configuring a Gatekeeper can be used; 1) Local configuration, 2) Remote configuration through the command modem, or 3) Web-browser configuration. Also determining the configuration method is where the Gatekeeper network is located.
Chapter 2 - Gatekeeper Configuratrion Regional Parameters If you are going to continue with the local configuration of the Gatekeeper and don’t plan to remotely access the Gatekeeper through the command modem, you do not have to consider the Regional Parameters. Skip the Regional Parameters and continue on with the setting of the Gatekeeper’s IP Address in the next section.
Chapter 2 - Gatekeeper Configuratrion 6. Set the COM Port Setup Select Port and Baud Rate settings to match the communications port settings of your local PC. 7. Enter the Gatekeeper’s Command Modem phone number in the Dial String window of the Modem Setup preceeded by the AT dial command (atdt). 8. Click the OK button and the dialing sequence begins. The Reading Setup dialog box is displayed and then the main Gatekeeper screen is displayed. This is the main screen of the remote Gatekeeper. 9.
Chapter 2 - Gatekeeper Configuratrion Set IP Parameters From the Main Gatekeeper screen, click on Configuration|IP. In each field, enter the values that fit your particular network. 1. Diff Serv Parameters group’s values pertain to a differential prioritizing system for IP packets as handled by Diff Serv-compatible routers. The Call Control PHB (Per Hop Behavior) value prioritizes call setup IP packets. The Voip Media PHB value prioritizes the RTP/RTCP audio IP packets.
Chapter 2 - Gatekeeper Configuratrion Change Gatekeeper Name. From the Main Gatekeeper screen, click on Gatekeeper|Parameters and the Network Parameters screen is displayed 1. In the GK-ID window change the default Gatekeeper name -MVP_SGK to your Gatekeeper name. 2. Click OK to save your new Gatekeeper name. Web-browser Configuration In most aspects of configuration, the Web-browser and Windows GUI differ only graphically, not functionally.
Chapter 2 - MultiVOIP Phone Book Configuration MultiVOIP Phone Book Configuration The Phone Book Configuration screen for each MultiVOIP registering with the Gatekeeper has to contain the Gatekeeper IP address, Gatekeeper Name, and click on Register with Gatekeeper. A generic Phone Book Configuration screen for a MVP410 and MVP 2410 is shown below. The Gateway Name should have already been changed to the name for this MultiVOIP.
Chapter 2 - MultiVOIP Phone Book Configuration MultiVOIP Inbound Phone Book Configuration Each MultiVOIP in your network requires at least one entry to receive a phone call from another MultiVOIP in your network. Typically, a multiVOIP will have two Inbound Phone Book entries; one set for access to its local PBX extensions and a second set for access to its local area PSTN. Your first set of entries will typically provide access to this MultiVOIP’s local PBX extensions.
Chapter 2 - MultiVOIP Phone Book Configuration Your second set of entries in the Inbound Phone Book will typically provide access to this MultiVOIP’s local area PSTN. You will need to consider the Remove Prefix entry, Add Prefix entry, and the Registration Option at the lower left area of this screen. The Registration Option that needs to be checked to provide access to the local area PSTN is H323 ID. 8.
Chapter 2 - MultiVOIP Phone Book Configuration MultiVOIP Outbound Phone Book Configuration Each MultiVOIP in your network requires at least one Outbound phone entry to call another MultiVOIP in your network. Typically, a MultiVOIP will have two outbound Phone Book entries; one set to provide access to each locations PBX extensions and a second set for access to each locations area PSTN. Your first set of entries will typically allow access to a neighboring MultiVOIP’s PBX extensions.
Chapter 2 - MultiVOIP Phone Book Configuration 5. In the H.323 group, click on the Use Gatekeeper option box. 6. Enter your gateway prefix value in the Gateway Prefix window. 7. Click OK when you have finished your entries in this Add/Edit Outbound Phone Book screen. Your second set of entries will typically allow access to a neighboring MultiVOIP’s PSTN. This will allow your local phone users to dial out of the local area to a neighboring MultiVOIP location.
Chapter 2 - Connectivity Test Connectivity Test When you have finished configuring your inbound and outbound phone books for your VOIP network, verify that your gateways are registered with the gatekeeper and then make a call to a VOIP in your network and verify that the Gatekeeper is conducting the call correctly. 1. From the Gatekeeper main screen, click on GateKeeper|Endpoints and verify that gateways are registered with the Gatekeeper. 2.
Chapter 3 – Gatekeeper Functionality Chapter 3 – Gatekeeper Functionality This chapter describes how to configure and manage the Gatekeeper software. With Gatekeeper functionality, network managers can define and control the flow of H.323 voice traffic across the IP network. In this chapter, we will present both a general description of how Gatekeepers work and very specific information on how MultiTech’s Gatekeeper unit operates.
Chapter 3 – Gatekeeper Functionality prefixes to route calls to specific endpoints. When Gatekeepers perform this directive function, they do so by using “services,” which one configures in the Gatekeeper | Services screen. Suppose a voip system consists of three endpoints in three different cities all having different area codes.
Chapter 3 – Gatekeeper Functionality VOIP Network Example The present example shows a voip network with three gateways, and a Gatekeeper directing voip traffic. The network design gives phone users at each office toll-free access to both the company employee phones (most are on PBXs) at the remote sites as well as the local PSTNs surrounding the remote sites. To implement this network you should configure the voip gateways at the three sites and then configure the Gatekeeper.
Chapter 3 – Gatekeeper Functionality “Mucksville” MVP2410 Gateway Functions and Settings Function PhBk Config 1 Scn Settings Put MVP2410 under control of Gatekeeper Register with Gatekeeper Gatekeeper IP Address = 192.168.80.
Chapter 3 – Gatekeeper Functionality 2. MVP2410. For the MVP2410 at Mucksville, we begin with the PhoneBook Configuration screen. Enter the Gateway Name: (e.g., sit name, in our Mucksville example is the site name and you have a MVP2410 at the site). Click on Register with Gatekeeper option and a check mark appears in the box. This turns on the Gatekeeper information.
Chapter 3 – Gatekeeper Functionality 3. MVP2410. The Inbound Phonebook of the MVP2410 requires two entries, one for access to Mucksville PBX extensions, another for access to the Mucksville area PSTN. Mucksville MVP2410 MultiVOIP The first entry in the Add/Edit Inbound Phone Book is to enter a 7 in the Remove Prefix window. Then enter a 7 in the Add Prefix window. The Channel Number can remain at the default of Hunting which enables the MVP2410 to direct the calls to any available channel.
Chapter 3 – Gatekeeper Functionality The second Inbound Phone Book entry allows access to the Mucksville area PSTN. To create this entry, click on the Add/Edit Inbound Phone Book and enter the following information as shown below. Mucksville MVP2410 MultiVOIP The first entry in the Add/Edit Inbound Phone Book is to enter a 79 in the Remove Prefix window. Then enter a 9 in the Add Prefix window.
Chapter 3 – Gatekeeper Functionality 4. MVP2410. Two outbound phonebook entries are to gain access to Compton’s PBX extensions and its local PSTN. To create each of these entries, you must click on “Add” at the Outbound PhoneBook screen and enter the details for each entry in a separate Add/Edit Outbound PhoneBook screen.
Chapter 3 – Gatekeeper Functionality The four outbound entries for the Mucksville MVP 2410 are displayed in the Outbound Phone Book. Mucksville MVP2410 MultiVOIP 5. MVP2410. Save the MVP2410 PhoneBook Configuration (the Save Setup command is in the sidebar menu). Multi-Tech Systems, Inc.
Chapter 3 – Gatekeeper Functionality 6. MVP200. A summary of the required MVP200 phonebook configuration is shown below. (We are presuming that the MVP200’s IP address has been duly set in the IP Parameters screen and that its channels have been set in the Voice Channels screen as follows: Ch1 = FXO; CH2 = FXS.) Again, it is useful to begin the configuration process by listing the system functionality that this particular voip unit will have to perform.
Chapter 3 – Gatekeeper Functionality 7. MVP200. From the main Gatekeeper200 screen, select Phone Book. Rootersville MVP200 MultiVOIP 8. MVP200. In the Phone Directory Database screen, click on the “Gatekeeper” radio button to put the MVP200 under the control of the Gatekeeper. Under “RAS Parameters” in the IP Address field, enter the IP address of the gatekeeeper, 192.168.80.12.
Chapter 3 – Gatekeeper Functionality 10. MVP410. For the MVP410 at Compton, we need first to configure its phonebook with the Gatekeeper configuration in mind. (We’ll presume that its technical configuration has already been completed. Its IP address would have been set in the Configuration | IP Parameters screen and its four channels would have been set to “FXO” in its Configuration | Interface screen. ) The required MVP410 phonebook configuration is shown below.
Chapter 3 – Gatekeeper Functionality 11. MVP410. We begin with the PhoneBook Configuration screen. Enter the Gateway Name: (e.g., site name, in our example Compton is the site name and you have a MVP410 at that site). Click on the Register with Gatekeeper option and a check mark appears in the box. This turns on the Gatekeeper information. Compton MVP410 MultiVOIP Enter the Gatekeeper IP Address, in our example the Gatekeeper is located at the company headquarter’s with an IP Address of 192.168.80.12.
Chapter 3 – Gatekeeper Functionality 12. MVP410. The Inbound Phonebook of the MVP410 requires two entries, one for access to Compton PBX extensions, another for access to the Compton area PSTN. Compton MVP410 MultiVOIP The first entry in the Add/Edit Inbound Phone Book is to enter a 5 in the Remove Prefix window. Then enter a 5 in the Add Prefix window. The Channel Number can remain at the default of Hunting which enables MVP410 to direct the calls to any available channel.
Chapter 3 – Gatekeeper Functionality The second Inbound Phone Book entry allows access to the Comptom Area PSTN. To create this entry, click on the Add/Edit Inbound Phone Book and enter the following information as shown below. Compton MVP410 MultiVOIP The first entry in this Add/Edit Inbound Phone Book is to enter a 59 in the Remove Prefix window. Then enter a 9 in the Add Prefix window.
Chapter 3 – Gatekeeper Functionality 13. MVP410. Two outbound phonebook entries are for Rootersville, one describing access to its local PSTN and the other describing access to its office phone. To create each of these entries, you must click on “Add” at the Outbound PhoneBook screen and enter the details for each entry in a separate Add/Edit Outbound PhoneBook screen.
Chapter 3 – Gatekeeper Functionality The four outbound entries for the Compton MVP410 are displayed in the Outbound Phone Book. Compton MVP410 MultiVOIP 14. MVP410. Save the MVP410 PhoneBook Configuration (the Save Setup command is in the sidebar menu) before proceeding to Gatekeeper configuration. Click on Save & Reboot and then click OK on the screen that will appear directly thereafter. Multi-Tech Systems, Inc.
Chapter 3 – Gatekeeper Functionality 15. MVP100GK Gatekeeper Function. We will configure the Gatekeeper as summarized in the table below. It is useful to begin the configuration process by listing the functionality that you want to implement in your system.
Chapter 3 – Gatekeeper Functionality 16. MVP100GK. Begin at the GK General Settings screen. The required settings are default values. Gatekeeper MVP100GK 17. MVP100GK. Adding “services” and “prefixes” in the Gatekeeper Services screen fulfills the same role as setting “destination patterns” in outbound phonebook screens.
Chapter 3 – Gatekeeper Functionality To create each of the two required ‘GK-Defined-Services’, you must click on “Add” in the Gatekeeper Services screen and enter the details for each entry in a separate Service Properties screen, as shown below. Gatekeeper MVP100GK Multi-Tech Systems, Inc.
Chapter 3 – Gatekeeper Functionality To give network-wide access to the Mucksville office PBX extensions, the Gateway Prefix field of the MVP2410’s PhoneBook Configuration screen has already been set to 7 and this setting appears automatically in the V2 GW Prefix screen. (There is no need to add this item manually in the V2 GW Prefixes screen.
Chapter 3 – Gatekeeper Functionality 19. MVP100GK. The Gatekeeper Online Parameters screen (go to Gatekeeper | Endpoints and click the “Online Parameters” button) for the Mucksville MVP2410 shows a useful summary of system capabilities and denotes those that have been enabled for the MVP2410 in particular.
Chapter 3 – Gatekeeper Functionality 20. Calls. We will now consider examples of different types of voip calls that can be made within the system. We dial a sequence, complete the call, and then look at the Call Progress screen of the voip unit at which the call is completed. 21. MVP200. A call from the Rootersville office to its local PSTN can be dialed 67637175592. Rootersville MVP200 MultiVOIP 22. MVP410.
Chapter 3 – Gatekeeper Functionality 23. MVP410. A call from the Rootersville analog phone to a Compton area PSTN number can be dialed 59 7637172522. Compton MVP410 MultiVOIP 24. MVP2410. A call from a Compton PBX user to a Mucksville area PSTN number can be dialed 796515551212. Mucksville MVP2410 MultiVOIP End of Example. Multi-Tech Systems, Inc.
Chapter 4 – Gatekeeper Protocols Chapter 4 - Gatekeeper Protocols H.323 is an umbrella standard that consists of many subordinate protocols. Three protocols, Q.931, H.225, and H.245, are particularly relevant to Gatekeepers. The Q.931 protocol pertains to the setup and teardown of call connections between network endpoints. The H.225 Call Signaling Protocol pertains to Registration, Admission, and Status (RAS). (Note that RAS in H.
Chapter 4 – Gatekeeper Protocols Summary of H.225 RAS Messages (cont’d) BRQ Bandwidth Request BCF Bandwidth Confirmation BRJ Bandwidth Rejection Address Translation Messages for Out-of-Zone Calling An LRQ is a request message between two H.323 Gatekeepers to find the address of an H.323 endpoint. One Gatekeeper is requesting the address translation services of the other. If the request is granted, an LCF message is returned. If the request is denied, an LRJ message is returned.
Chapter 5 – Gatekeeper Software Chapter 5 – Gatekeeper Software This chapter describes each screen and its function in the Gatekeeper software.
Chapter 5 – Gatekeeper Software Configuration The Configuration parameters allow you set IP parameters, define the country/region is which the Gatekeeper is operating in, view logs, and display system information. IP Parameters The IP parameters screen allows you to set the IP parameters for the Gatekeeper, set the Diff Serv Parameters, Frame Type, DNS, and FTP Server. The fields within the IP Parameters screen are defined in the table below. Multi-Tech Systems, Inc.
Chapter 5 – Gatekeeper Software IP Parameter Definitions Values Description Diff Serv PHB (Per Hop Behavior) values pertain to a differential prioritizing system for IP packets as handled by Diff Serv-compatible routers. There are 64 values, each with an elaborate technical description.
Chapter 5 – Gatekeeper Software The Type of Service or “TOS” field 0 1 2 3 PRECEDENCE 4 D 5 T 6 R 7 unused The three precedence have eight values, 0-7, ranging from “normal” precedence (value of 0) to “network control” (value of 7). When set, the D bit requests low delay, the T bit requests high throughput, and the R bit requests high reliability. Routers that support DiffServ can examine the six DSCP bits and prioritize the packet based on the DSCP value.
Chapter 5 – Gatekeeper Software Regional The Regional Parameters screen allows you to configure the built-in Command Modem to be able to change the Gatekeeper’s paramaters remotely. Before the built in Command Modem can be used remotely, other than the United States (US), the country/region has to be set in this screen. The built-in command modem is a receive only modem, that is it has to be connected to a telco POTS line and a remote PC has to be configured to dial the PSTN number of the command modem.
Chapter 5 – Gatekeeper Software Logs The Configuration Logs screen allows you to display log messages via a PC connected to the Command Port on the Gatekeeper or enabling the SysLog Server. The log messages can be displayed from either the print console via the command port or via SysLog Server by enabling it and entering the IP address of the server.
Chapter 5 – Gatekeeper Software HyperTerminal Limited Call setup message [00111305] eventNewCall [00111305] < >| admission request (origin) from 192.168.1.8:16001. endpoint=65535 [00111310] < >| ARJ (reason = CallerNotRegistered) [00111320] | clearing [00111520] [00111520] New message recv <- Registration Request from ip 192.168.1.8:16001 [00111560] New message sent -> Registration Confirm [00111560] No.|Type |RAS Add. |Call Signalling Add.|Phone |Terminal ID.
Chapter 5 – Gatekeeper Software System Informtion The System Information screen displays the Gatekeeper boot,firmware and configuration version levels. Also, the MAC address and an uptime meter. The System Information screen is useful for determining the firmware and software levels used on the Gatekeeper during a tech support call to ensure that you are both talking about the same software or firmware version. Multi-Tech Systems, Inc.
Chapter 5 – Gatekeeper Software Statistics The displayed statistics parameters provide various transmitted and received packets totals, IP Statistics The IP Statistics screen displays the Gatekeeper IP Address, various transmitted and received packets and packets received with errors. Multi-Tech Systems, Inc.
Chapter 5 – Gatekeeper Software Link Management The Statistics Link Management screen provides useful information to troubleshoot a faulty Ethernet link. Link Management allows you to ping a remote system by entering the IP address of the remote unit in the IP Address to Ping. The Link Status window displays the results of the ping. Each ping test sends a user configurable number of pings to the remote unit.
Chapter 5 – Gatekeeper Software Connection The Connection group allows you to connect, disconnect, and set up the command port parameters. The connection group can also be used to remotely reconfigure the Gatekeeper using the command modem port on the back of the unit. Modem Configuration Modem configuration allows you to view and change the configuration of a remote Gatekeeper.
Chapter 5 – Gatekeeper Software GateKeeper The Gatekeeper group defines registration of endpoints, current calls, and call details. The GK (GateKeeper) General Settings screen is accessable by clicking on the Gatekeeper bar at the top of the main Gatekeeper screen or clicking on the word GateKeeper in the pull down menu.
Chapter 5 – Gatekeeper Software Activity Configuration Accepts Calls Y/N When checked, the voip unit will accept calls. GK Active Y/N When checked, the voip unit’s Gatekeeper function is active. Debug Level 0-100 The higher the value, the greater the details in Syslog or Console reports. Buttons Memory Settings Launches secondary screen on Memory issues. (See next table.) Click on the Memory Setting button to access the Memory screen.
Chapter 5 – Gatekeeper Software network. GK General Settings Definitions (cont’d) Field Name Values Description In H.323, RAS parameters pertain to Registration, RAS Parameters Admission, and Status in the H.225 Call Signaling Protocol. Response TO The timeout (in seconds) before re-transmission of a RAS message that had previously fetched no response. RAS Port The RAS port for Gatekeeper communication with endpoints. Default value = 1719 Q.931 Parameters In H.323, Q.
Chapter 5 – Gatekeeper Software Endpoints The existing endpoints screen shows the registered endpoints with the Gatekeeper. The existing endpoint parameter fields are described in the table below. About Registration. When an endpoint registers with the Gatekeeper, the endpoint is activated. That is, it becomes an acknowledged participant on the network (or on a particular zone of a network). Registration tells the Gatekeeper that the endpoint is active and ready to receive calls.
Chapter 5 – Gatekeeper Software Existing Endpoints Parameter Definitions (cont’d) Field Name Registration IP Values n.n.n.n 0-255 Description The RAS address and RAS port of the endpoint. Name The H.323 ID alias of the endpoint. Phone The e164 alias number (conventional PSTN phone number)of the endpoint. Other Aliases Additional aliases for the endpoint: URL, e-mail address, transport address, party.address, or private network number (per ISO/IEC 11571). Alias addresses must be unique within a zone.
Chapter 5 – Gatekeeper Software Calls The current calls are displayed in the Current Calls screen with the originating IP address, the originating alias name, and the destination IP address. The details of a current call can be viewed by clicking on the Call Details button. The current calls are displayed in the following screens and described in the tables below.
Chapter 5 – Gatekeeper Software Call Details A Call Details screen for a call in progress can be launched either by clicking on the “Call Details” button for a selected call in the Current Calls screen, or by double-clicking on a selected call listed in the Current Calls screen. The Call Details screen contains general information about the call, as well as details about the call’s source endpoint and destination endpoint.
Chapter 5 – Gatekeeper Software Field Name Values Call General Info Call No. Cid Sum Call ID Sum Call Model direct OR routed Call Details Field Definitions Description Call Number. Accession number identifying a call in progress. The conference ID number (CID) is a unique non-zero value created by the calling endpoint and passed in various H.225.0 messages. The CID identifies the conference with which the message is associated.
Chapter 5 – Gatekeeper Software Field Name Values Call Details Field Definitions Description Source Info fields Names Phone Numbers Other Aliases: Email OtherAliases: Trans. Name Other Aliases: URL Call Signaling IP Req. Bandwidth App. Bandwidth The H.323 alias name(s) for the originating endpoint. The e164 alias phone number(s) of the originating endpoint. An e-mail address of the originating endpoint. Transport Name. An alias of the originating endpoint consisting of an IP address and port number.
Chapter 5 – Gatekeeper Software Call Details Field Definitions Field Name Values Description Destination Info fields Names The H.323 alias name used to make the call. Phone Numbers The e164 alias phone number used to make the call. Other Aliases: Email An e-mail address used to make the call. OtherAliases: Trans. Name A transport name alias used to make the call, consisting of an IP address and port number. Other Aliases: URL A URL alias used to make the call.
Chapter 5 – Gatekeeper Software Parameters The network parameters screen shows the status and current network information and each field is described in the table below. Network Parameter Definitions Field Name Values Description Use Update button to refresh the Status Information fields. Status Information number Ongoing Calls The number of current calls with the Gatekeeper. Currently Registered number The number of endpoints registered with the Gatekeeper.
Chapter 5 – Gatekeeper Software Network Parameter Definitions (cont’d) Field Name Values Configuration Options Alias Giving Y/N Pre-Granted ARQ PreGrant ALL Y/N Line Hunting Information Call to Out-ofY/N Service Supplier Description When an endpoint sends an RRQ message, the Gatekeeper uses the additional aliases that were predefined for the endpoint as online aliases. This enables the Gatekeeper to assign terminal alias names through which the terminal can be accessed by others.
Chapter 5 – Gatekeeper Software Network Parameter Definitions (cont’d) Field Name Values Call Proceeding Description This parameter group pertains to the Gatekeeper’s handling of Q.931 “call-proceeding” messages. Send Immediately Y/N Immediate return of call-proceeding message to originating endpoint. When selected, the Gatekeeper will send the Q.931 call –proceeding message to the originating endpoint immediately after receiving that endpoint’s call setup request. With H.
Chapter 5 – Gatekeeper Software Network Parameter Definitions (cont’d) Field Name Values Configuration Parameters IRQ Interval (sec) Call IRQ Interval Description The interval, in seconds, between IRQ messages sent by the Gatekeeper. IRQ messages are sent to all online endpoints registered as dynamic in order to verify that the endpoints are online. The number you set determines the delay between two IRQ messages to the same endpoint.
Chapter 5 – Gatekeeper Software Network Parameter Definitions (cont’d) Field Name Values Configuration Parameters GK-ID Update (button) -- Description The name of the Gatekeeper. The terminals identify the Gatekeeper by this name during the discovery process. The Gatekeeper responds only to Discovery requests that either contain a matching Gatekeeper identifier or have no Gatekeeper identifier. Click to update information in the “Status Information” fields of the Network Parameters screen.
Chapter 5 – Gatekeeper Software Services The GK (Gatekeeper) Defined Services fields are described in the table below. Services Screen Definitions Field Name Values Description GK Defined Services A prefix that identifies the service. Prefix Description Default Public A description of the service that is accessible by dialing the prefix. See “GK Defined Service Types” section on following pages. For any GK-defined service being used, the user must select either “Default” or “Public.
Chapter 5 – Gatekeeper Software Services Screen Definitions (cont’d) Field Name Values Description H.323 Version 2 enables the gateway to specify prefixes that V2 GW Prefixes Prefix Description Default Public V2 GW Prefixes Dynamic Y/N Buttons the user should dial before the WAN number in order to make a call using a certain medium. E.g., the user could dial the prefix 3 for voice calls or 77 for H.320 video calls. The prefixes are defined in the RRQ message at registration. Prefix can be any H.
Chapter 5 – Gatekeeper Software GK Defined Service Types You can either define your own Gatekeeper services, or use any of the built-in services, which are predefined internally and supported by the Gatekeeper. Example of a Gatekeeper Service You can define a service named TECHSUPP and register five different terminals that provide technical support. Any call directed to TECHSUPP can connect to one of the five terminals. To do so: 1. Add a service with a prefix TECHSUPP. 2.
Chapter 5 – Gatekeeper Software You can use the zone prefix to devise a dialing plan in a multi-zone environment. If zone prefixes are not defined, the zone accepts the following calls: • Calls prefixed to a service defined in the zone and allowed as default. • Calls to on-line terminals in the zone. • Calls to terminals marked as Forward in the zone. Example of comparing Zone prefix use when using Zone prefixes • Zone A has a 01 prefix.
Chapter 5 – Gatekeeper Software Software User License Agreement The MultiVOIP Gatekeeper software is licensed by Multi-Tech Systems, Inc., to the original end-user purchaser of the product, hereafter referred to as “Licensee.” The License includes the distribution disc, other accompanying programs, and the documentation. The MultiVOIP Gatekeeper software, hereafter referred to as “Software,” consists of the computer program files included on the original distribution disc.
Chapter 6 – Warranty, Service, and Tech Support Chapter 6 - Warranty, Service, and Tech Support Multi-Tech Systems, Inc. (“MTS”) warrants that its products will be free from defects in material or workmanship for a period of two years from the date of purchase, or if proof of purchase is not provided, two years from date of shipment. MTS MAKES NO OTHER WARRANTY, EXPRESSED OR IMPLIED, AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED.
Chapter 6 – Warranty, Service, and Tech Support Technical Support Multi-Tech Systems has an excellent staff of technical support personnel available to help you get the most out of your Multi-Tech product. If you have any questions about the operation of this unit, or experience difficulty during installation you can contact Tech Support via the following: Contacting Technical Support Country France By E-mail support@multitech.fr India support@ multitechindia.com support@ multitech.co.
Chapter 6 – Warranty, Service, and Tech Support FCC Declaration NOTE: 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.
Chapter 6 – Warranty, Service, and Tech Support 8. Manufacturer: Trade name: Model number: FCC registration number: Modular jack (USOC): Service center in USA: Multi-Tech Systems, Inc. Gatekeeper MVP100GK US: AU7DDNAN46050 RJ-48C Multi-Tech Systems, Inc. 2205 Woodale Drive Mounds View, MN 55112 Tel: (763) 785-3500 FAX: (763) 785-9874 Canadian Limitations Notice Notice: The Industry Canada label identifies certified equipment.
Index Index BRQ Bandwidth Request messages (H.225) ........................... 52 1 10/100Mb PCI EtherNet NIC .................................................. 8 100-120/220-240V................................................................... 8 5 50-60 Hz .................................................................................. 8 A Accepts Calls option (General Settings screen) ..................... 65 accessing Call Details screen .................................................
Index Canadian Limitations Notice (regulatory).............................. 87 Cid Sum field (Call Details)................................................... 71 COM Port Setup screen ......................................................... 14 concurrent calls maximum number.............................................................. 76 concurrent calls supported ..................................................... 65 Conf. (conference) Goal field (Call Details) .......................... 71 Conf.
Index H H.225 protocol ....................................................................... 51 H.225 RAS messages............................................................... 5 H.245 conference media compatibility......................................... 51 H.320 ..................................................................................... 80 H.323 ....................................................................................... 4 H.323 aliases............................................
Index gatekeeper.......................................................................... 51 Public field (Services, GK Defined) ...................................... 79 Public field (Services, V2 GW Prefixes) ............................... 80 Q Q.931 Parameters fields Connect TO (time-out) ...................................................... 66 Q.931 Signaling Port ......................................................... 66 Response TO (time-out) ....................................................
