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ASCOM TD 92326GB Installation And Operation Manual

Ascom voip gateway installation and operation manual
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TD 92326GB

Installation and Operation Manual

VoIP Gateway
2009-03-10 / Ver. E

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Summary of Contents for ASCOM TD 92326GB

  • Page 1: Installation And Operation Manual

    TD 92326GB Installation and Operation Manual VoIP Gateway 2009-03-10 / Ver. E...

  • Page 2: Table Of Contents

    Installation and Operation Manual TD 92326GB VoIP Gateway Contents 1 Introduction......................1 1.1 About this manual ..................... 2 2 Description....................... 3 2.1 Connections and Indicators on the Front ............3 2.2 Connections on the Rear Side ................4 2.3 Power-over-Ethernet (PoE) .................. 4 2.4 Switching the VoIP Gateway On/Off ..............
  • Page 3 Installation and Operation Manual TD 92326GB VoIP Gateway 5.9.3 Store the Syslog Entries in a Web server ........... 22 5.9.4 Store the Syslog Entries on a Local CF Card ..........22 5.10 SNMP – Monitor the VoIP Gateway via SNMP ..........23 5.11 Telnet –...
  • Page 4 Installation and Operation Manual TD 92326GB VoIP Gateway 9.1.1 Protocol – Selection of Signalling Protocol ..........52 9.1.2 Interop – Interoperability with Other Equipment ........53 9.1.3 State – Show Channel Status ..............55 9.1.4 Statistics – Show Channel Statistics ............55 10 TEL Interface ......................
  • Page 5 Installation and Operation Manual TD 92326GB VoIP Gateway 12.6.1 Transfer Call Data Records to a TCP program ......... 98 12.6.2 Store Call Data Records in a Syslogd ............99 12.6.3 Store Call Data Records in a Web Server ..........99 12.6.4 Store Call Data Records on the Local Compact Flash Card ......
  • Page 6 Installation and Operation Manual TD 92326GB VoIP Gateway 17.4.1 Create a Gateway Object to handle External Calls ........ 123 17.4.2 Activate the PBX Application in the VoIP Gateway ........ 123 17.4.3 Set a Password for the PBX Application ..........124 17.4.4 Configure the PRI (ISDN) Interface ............
  • Page 7 Installation and Operation Manual TD 92326GB VoIP Gateway 22.1 Setting the IP-interface parameters via DHCP ..........151 22.2 Setting the IP-interface parameters without DHCP ........152 22.3 The TE and NT modes .................. 154 22.4 The Signalling Protocols ................155 22.5 The Assignment of B Channel Numbers for PRI Connections ......

  • Page 8: Introduction

    TD 92326GB VoIP Gateway Introduction The VoIP Gateway is the gateway for ISDN primary rate interfaces (PRI) in the Ascom VoWiFi and IP-DECT system. It serves as a link between traditional telephony and IP telephony. Figure 1. VoIP Gateway connected via trunk lines to a PBX.

  • Page 9: About This Manual

    About this manual Note: This manual describes the operation of the VoIP Gateway version 7.00, as it is used in Ascom systems. This means that some functions in the VoIP Gateway are neither described nor supported by Ascom. Chapter...

  • Page 10: Description

    Installation and Operation Manual TD 92326GB VoIP Gateway Description Connections and Indicators on the Front Figure 1. PRI1 PRI2 PRI3 PRI4 Ethernet0 Ethernet1 link prot link prot link prot link prot link Pwr-off link 100M link 100M Loop Compact Flash...

  • Page 11: Connections On The Rear Side

    Installation and Operation Manual TD 92326GB VoIP Gateway Reset A short press on this button will reset the VoIP Gateway. Can also be used for generating the factory default configuration (licenses and configuration files will then be lost). See 3.2 Generate the Default Configuration...

  • Page 12: Pin Assignments For The Isdn Interfaces (Pri)

    Installation and Operation Manual TD 92326GB VoIP Gateway IMPORTANT: When a mains lead is used (European versions) only connect the VoIP Gateway to the wall socket using an IEC320/EN60320 – C5 type connector. Pin Assignments for the ISDN Interfaces (PRI) The PRI interfaces are default in TE mode but can be switched to NT mode from the VoIP Gateway GUI.

  • Page 13: The Mac Address

    The hexadecimal numbers (XX - XX - XX - XX - XX - XX) in the illustration separated by (-), represent the MAC address for the Ethernet interfaces. Licences Licensing (ordered together with the VoIP Gateway), allowing up to 5000 Ascom endpoints, 1 PRI and 30 DSP channels, is included. No further licences are needed for basic functions.

  • Page 14: Installation And Configuration Steps

    Installation and Operation Manual TD 92326GB VoIP Gateway Installation and Configuration Steps Note: Read the Appendix A: Safety Instructions for the VoIP Gateway on page 162. Ensure there is adequate ventilation, if the device is installed in a cabinet. Wire up the connections as described in chapter 2.5 Pin Assignments for the ISDN...
  • Page 15 Installation and Operation Manual TD 92326GB VoIP Gateway Add users. See 11.4.5 Register a New Subscriber on page 78. Calls to non-configured users are usually rejected in the PBX Application. To handle these calls a gateway object has to be created. This is the formerly automatically created “EXTERN”...

  • Page 16: The Graphical User Interface (Gui)

    Installation and Operation Manual TD 92326GB VoIP Gateway The Graphical User Interface (GUI) The user interface, the GUI, is divided into a Configuration part and an Administration part. Some areas require you to enter the administrator's user ID and password.The left-hand vertical menu is the general menu while the horizontal menu is submenu.

  • Page 17: Generate The Default Configuration

    Note: Ascom do not support calls through firewalls but if required (i.e. if access to the VoIP Gateway must be protected by a firewall) the services tcp/23 (telnet) and tcp/80 (http) need to be enabled.

  • Page 18: Software Upgrade Information

    1 x Gatekeeper version 6 1 x Gatekeeper version 7 4.1.1 Download new Software Enter the Ascom Extranet and select Products > Software Download. Download and save the following software: • VoIP Gateway software version 6.00 • VoIP Gateway software version 7.00 •...

  • Page 19: Update The Licence

    Update the licence, follow the instructions in 4.1.2 below. 4.1.2 Update the Licence Enter the Ascom Extranet and select Supply > License > Licence. Select "Review Existing Licence" and click "OK". Select License Type "IGWP". Enter your MAC address in the Search text field and click "Search". A new page opens.

  • Page 20: Upgrade Procedure

    Upload new firmware, see 14.2 Upload New Firmware on page 104. Delete the “PBX Version=5” license. See 5.3.3 Delete installed License(s) on page Delete the “PBX Registration.Ascom=1000” license.See 5.3.3 Delete installed License(s) on page 15. Add appropriate licenses. See 2.8 Licences on page 6 and 5.3.1 Add License...

  • Page 21: General Settings

    Installation and Operation Manual TD 92326GB VoIP Gateway General Settings Info – View Information Figure 6. Figure 7. Information page Select General > Info. The welcome page will appear once you have connected your web browser to the IP address of the VoIP Gateway. The URL is http://xxx.xxx.xxx.xxx with xxx. xxx. xxx.

  • Page 22: License

    Installation and Operation Manual TD 92326GB VoIP Gateway Enter a user name (default User Name = admin). Used for all password protected pages on the GUI. Can also be used for telnet access. Enter a new password (default Password = changeme).

  • Page 23: Update - Automatic Software Update

    “delete all” if you want to delete all installed licenses. Update – Automatic Software Update Note: Not supported by Ascom. On this page the device can be configured to poll an update server (a normal web server). A file, pointed to by an URL, is read from the update server and executed. The Current Update Serials section shows the values of the variables set after last successful execution of the associated command.

  • Page 24: Sync - Source For Synchronizing Gateways

    Click “OK”. Sync – Source for Synchronizing Gateways Note: Not supported by Ascom. For certain call types (such as fax, modem or transparent data), it is important for both ends to have the same time. To make sure a number of gateways are always in sync, you may configure a common clock source here.
  • Page 25 Installation and Operation Manual TD 92326GB VoIP Gateway Select General > HTTP-Server. Figure 12. Figure 13. Local HTTP server Select/Enable following settings. Field name Description • Force HTTPS Allow only HTTPS sessions. HTTP requests are redirected to HTTPS requests. On the first request after enabling this feature some browsers may not accept redirection of the XSL file, in this case the reload button of the browser helps.

  • Page 26: Http Client

    Installation and Operation Manual TD 92326GB VoIP Gateway • Allowed stations If IP address and Subnet Mask is specified, access only from matching network is allowed, for example:172.16.0.0/ 255.255.0.0 Public compact flash If parts of the compact flash shall be accessed without...

  • Page 27: Logging

    Installation and Operation Manual TD 92326GB VoIP Gateway Logging The VoIP Gateway can record significant events during operation. External logging is disabled by default (Off) but you can still view log messages in real time and display the syslog in a web browser by clicking the Syslog link on the Diagnostics > Logging page. This is an immediate view, constantly updated and will be lost unless they are saved.

  • Page 28: Transfer The Syslog Entries To A Tcp Program

    Installation and Operation Manual TD 92326GB VoIP Gateway Figure 15. Field name Description Alarm and Event Forward Server • Address The IP-address of an external HTTP server that will receive the forwarded alarms and events • Port Defines the TCP port the HTTP request is sent to.

  • Page 29: Store The Syslog Entries In A Web Server

    Installation and Operation Manual TD 92326GB VoIP Gateway 5.9.3 Store the Syslog Entries in a Web server Select General > Logging. Select “HTTP” in the Log Server Type drop-down list. Figure 18. Figure 18. Store syslog entries in a web server Enter the “IP address”...

  • Page 30: Snmp - Monitor The Voip Gateway Via Snmp

    Click on “reset required” link and click “OK” 5.10 SNMP – Monitor the VoIP Gateway via SNMP Note: Not supported by Ascom. The VoIP Gateway can monitor the operating condition via the Simple Network Management Protocol (SNMP). The standard MIB-II is supported, along with a manufacturer-specific MIB.

  • Page 31: Telnet - Configuration Via Telnet

    Click “OK” 5.11 Telnet – Configuration via Telnet Note: Not supported by Ascom. The configuration procedure in this manual is described when using the Web Browser, but the configuration is also possible to do via the Telnet program on your PC.
  • Page 32 Installation and Operation Manual TD 92326GB VoIP Gateway or neither the certificate nor any of the issuing CAs are trusted. If one of that certificates should be trusted for future connections you can select and add it to the trust list.

  • Page 33: Create A Self-Signed-Certificate

    Installation and Operation Manual TD 92326GB VoIP Gateway – Clear: This button is only displayed if a certificate has been installed by the user, earlier. Click this button to discard the current device certificate and restore the standard certificate. – Renew: This button is only displayed if no certificate has been installed by the user, earlier.

  • Page 34: Uploading The Response Certificate From A Ca

    Installation and Operation Manual TD 92326GB VoIP Gateway Choose the bit strength of the key pair in the Key drop-down list. Available bit- strengths are 1024, 2048 and 4096-bit. Optionally you can reuse the current key pair. The Common Name should match with the name of the device. For example, if you access the web interface of the device with https://, the common name should be "IGWP-XX-XX-XX".

  • Page 35: Ip - Priority And Security Settings

    Installation and Operation Manual TD 92326GB VoIP Gateway IP – Priority and Security settings Settings – Priority and Security Select IP > Settings. Figure 23. Figure 23. Priority and Security Enable/Enter following settings. Field name Description • TOS priority -...

  • Page 36: Nat - Network Address Translation

    • Mask Click “OK”. NAT – Network Address Translation Note: Not supported by Ascom. See 3.3 Configuration Information on page 10. Enables a local area network (LAN) to use one set of IP addresses for internal traffic and a second set of addresses for external traffic. A NAT box located where the LAN meets the Internet makes all necessary IP address translations.

  • Page 37: Nat

    • Address IP addresses of the receiving device. Click “OK”. H.323 – NAT Note: Not supported by Ascom. Select IP > H.323 NAT. Figure 25. Figure 25. H.323 NAT Enable/Enter following settings:. Field name Description •...

  • Page 38: Ppp Config - Configuration Of Point-To-Point Protocols

    Installation and Operation Manual TD 92326GB VoIP Gateway PPP Config – Configuration of Point-to-Point Protocols Note: Not supported by Ascom. Select IP > PPP-Config. A list with PPP interfaces is shown. Figure 26. Figure 26. PPP configuration Click on PPPx. A new window opens with configuration options for the selected interface.

  • Page 39: Ppp State - The Status Of Point-To-Point Protocols

    Installation and Operation Manual TD 92326GB VoIP Gateway PPP State – The Status of Point-to-Point Protocols Note: Not supported by Ascom. Select IP > PPP-State. Figure 28. Figure 28. PPP status The PPP status window shows information such as; interface, IP address, Type of interface, status for the interface etc.

  • Page 40: Ethernet - Ip Interface Parameters

    Installation and Operation Manual TD 92326GB VoIP Gateway Ethernet – IP Interface Parameters • ETH0 port works as a DHCP client the first time the device is switched on (powered up). After a restart by briefly pressing the Reset button, the ETH0 interface is allocated the configured IP address.

  • Page 41: Dhcp - Select Mode

    Installation and Operation Manual TD 92326GB VoIP Gateway Note: Options supplied via DHCP always overwrite any parameters defined in the VoIP Gateway configuration. DHCP # DHCP name Overwritten Description configuration parameters Subnet mask IP address mask The registered network mask is used.

  • Page 42: Ip - Static Ip Address

    Installation and Operation Manual TD 92326GB VoIP Gateway • Server The expected value for the DHCP vendor option 250 expected in Identifier the lease offer received. This can normally be left blank. Click “OK”. IP – Static IP Address Select ETHX > IP.

  • Page 43: Nat - Network Address Translation

    Network mask text field. • Gateway Enter the name of the Gateway Click “OK”. NAT – Network Address Translation Note: Not supported by Ascom. Select ETHX > NAT Figure 32. Figure 32. NAT configuration Select/Enter the following settings.

  • Page 44: Dhcp Server

    Installation and Operation Manual TD 92326GB VoIP Gateway Select/Enter the following settings. Field name Description • ID Enter the 802.1Q VLAN id, for example “1”. This is the ID of the Virtual LAN. The VLAN ID with the value 0 switches QoS off, following 802.1Q.

  • Page 45: Dhcp Leases

    Installation and Operation Manual TD 92326GB VoIP Gateway Select ETHX > DHCP Server. Figure 34. Figure 34. DHCP options Select/Enter the following settings. Field name Description • Lease time Set the lease time in minutes • Check interval Set the time in minutes •...

  • Page 46: Link - Speed And Duplex Settings

    Select speed/duplex in the Link drop-down list. Click “OK”. 802.1X – Authentication Note: Not supported by Ascom. 802.1X, Port-Based Network Control, is an IEEE standard that allows LAN devices to perform an authentication handshake within the 802.3 link layer (Ethernet). The authentication is encapsulated within EAP over LAN (EAPOL) frames.

  • Page 47: Statistics

    Installation and Operation Manual TD 92326GB VoIP Gateway Select ETHX > 802.1X Figure 37. Figure 37. 802.1X EAP-MD5 authentication handshake Select/Enter the following settings. Field name Description EAP-MD5 •User Enter the user/identity to authenticate with. •Password Enter the shared secret for the MD5 challenge/response handshake.
  • Page 48 Installation and Operation Manual TD 92326GB VoIP Gateway tx-deferred The number of reset packets tx-collision The number of colliding packets (max. 16) tx-excesscol The number of colliding packets (if tx-collision >16) tx-latecol The number of late collisions. If a collision error occurs after the first 512 bit times of data are received by the receiving station a late collision is said to have occurred.

  • Page 49: Ldap

    Lightweight Directory Access Protocol (LDAP) is an Internet protocol that programs use to look up information from a server. Note: Not used by the Ascom i75 VoWiFi Handset. The LDAP protocol is also required for redundant systems in which the LDAP server and a replicating client access a joint user database.

  • Page 50: Replicator - Configuration

    Installation and Operation Manual TD 92326GB VoIP Gateway rx-del Number of received delete inquires rx-abandon Number of received abandon inquires tx-notify Number of transmitted notifications tx-error Number of transmit errors tx-error-49 Number of transmit errors due to incorrect entrance data...

  • Page 51: Configure Full Directory Replication

    Installation and Operation Manual TD 92326GB VoIP Gateway • User Enter the name (as [Windows Domain\User Name]) or the DN (Distinguished Name) of a user with read access to the Active Directory. If a DN is entered it will usually be one of:...

  • Page 52: Configure Active Directory Replication

    Note: If AD replication is enabled, existing local users are replaced with corresponding users in the AD, and some local attributes may be deleted. Contact Ascom Technical Support if you would like to enable AD replication with existing local users. For AD Server configuration settings, see 8.3.3 Configure AD Server...

  • Page 53: Configure Ad Server

    Installation and Operation Manual TD 92326GB VoIP Gateway Enter the user name and the password of a user who has read access to the AD in the User and the Password text fields. It is recommended to choose a user with Enterprise Administrator rights.

  • Page 54: Out Maps

    Installation and Operation Manual TD 92326GB VoIP Gateway in Unix environments. For more information, see regular expression manuals on the internet. • Description - Short explanation of what is configured with regular expressions If there are several in maps for one attribute, all maps are handled in the order of appearance.
  • Page 55 Installation and Operation Manual TD 92326GB VoIP Gateway An out-map is a pair of <destination-attr-name> (name of an attribute) and <destination_values>. Approximate Grammar: Figure 48. This grammar allows to fill the e.g. local cn-attribute not only with a single identifier, but with an intermixed concatenation of several identifiers and literals alike e.g.: "%sn',...

  • Page 56: Replicator Status

    Number of locally pending objects Expert Note: Not supported by Ascom. This tool allows you to investigate objects within the internal flash directory. Do not use unless Ascom support has given you instructions on how to use this support tool. 2009-03-10 / Ver. E...
  • Page 57 Installation and Operation Manual TD 92326GB VoIP Gateway Figure 52. Figure 44. Objects listed • Objects can be listed by just clicking on Show. • Objects can be searched for specifically by entering an LDAP filter (RFC2254) or by entering a single letter into the edit field right next to Show and then click on Show.

  • Page 58: Pri Interfaces

    Installation and Operation Manual TD 92326GB VoIP Gateway PRI Interfaces The VoIP Gateway has four ISDN PRI interfaces. They are labelled PRI 1 to PRI 4. All four PRI interfaces are by default in TE mode but can be set in NT mode. See 2.1 Connections and...

  • Page 59: Protocol - Selection Of Signalling Protocol

    Installation and Operation Manual TD 92326GB VoIP Gateway • CAS Enables CAS signalling. The VoIP Gateway is prepared to support CAS as T1-CAS and E1-CAS. In CAS each traffic channel has a dedicated signalling channel. In other words the signalling for a particular traffic circuit is permanently associated with that circuit.

  • Page 60: Interop - Interoperability With Other Equipment

    Installation and Operation Manual TD 92326GB VoIP Gateway • Channelbank mode If a VoIP Gateway if configured as channelbank it converts the T1 to 24 IP phone lines. Channelbank mode may be used also (with 30 channels) on an E1 line.
  • Page 61 Installation and Operation Manual TD 92326GB VoIP Gateway • Suppress HLC Suppresses the transmission of “high layer compatibility” information elements on the interface. See 22.7 Suppression of specific Protocol Elements on page 156. • Suppress FTY Suppresses the transmission of “facility information elements”...

  • Page 62: State - Show Channel Status

    Installation and Operation Manual TD 92326GB VoIP Gateway 9.1.3 State – Show Channel Status Depending on interface and/or the number of channels the structure changes. Click PRIn > State to get an overview of all channel status. Figure 57. Figure 49. Channel status...
  • Page 63 Installation and Operation Manual TD 92326GB VoIP Gateway • D-Channel D-Channel statistics • Tx-good Number of successfully sent packets • Rx-good Number of successfully received packets • Rx-errors Number of incorrectly received packets 2009-03-10 / Ver. E...

  • Page 64: Tel Interface

    TD 92326GB VoIP Gateway TEL Interface Note: Not supported by Ascom. Tel is a BRI interface in TE mode which can be exclusively used as connection for a public exchange line. 10.1 Physical – Configuration of the Physical TEL Interface Figure 59.

  • Page 65: Protocol - Selection Of Protocol

    Installation and Operation Manual TD 92326GB VoIP Gateway 10.2 Protocol – Selection of Protocol Select TEL > Protocol. Figure 60. Figure 52. Selection of protocol Select/Enter the following settings Field name Description • Protocol 22.4 The Signalling Protocols on page 155.
  • Page 66 Installation and Operation Manual TD 92326GB VoIP Gateway Select/Enter the following settings Field name Description • Automatic Keypad Enables Automatic Keypad sending i.e. if the first dialed digit to be sent on this interface is either '*' or '#' the digits are not sent as called party number, but as Keypad information instead.

  • Page 67: State - Show Channel Status

    Installation and Operation Manual TD 92326GB VoIP Gateway • CR-Length Call reference length, see22.4 The Signalling Protocols on page 155. • CHI Type Channel ID coding, see22.4 The Signalling Protocols on page 155. Click “OK”. 10.3.1 State – Show Channel Status Click TEL >...
  • Page 68 Installation and Operation Manual TD 92326GB VoIP Gateway • Slips Number of synchronization problems with two connected ISDN interfaces. • D-Channel D-Channel statistics • Tx-good Number of successfully sent packets • Rx-good Number of successfully received packets • Rx-errors Number of incorrectly received packets...

  • Page 69: Pbx - Configuration Of The Pbx Application

    The PBX Application can administer up to 5000 subscribers. Note: No licence is required for the basic PBX application in the VoIP Gateway. The possibility to register up to 5000 Ascom VoIP endpoints is included. The following steps are used to perform the basic configuration: •...
  • Page 70 Installation and Operation Manual TD 92326GB VoIP Gateway • System Name Enter a name, for example the location of the PBX interface. The name identifies the local PBX and should be the same as configured in the PBX object. If a system name is added, remember to add PBX users.

  • Page 71: Create Personalized Music On Hold

    Installation and Operation Manual TD 92326GB VoIP Gateway • Escape Dialtone from Enter the long name of the PBX object to which a call is made to get a dialtone if a dialtone is configured for the escape of a node. This object must be assigned to this PBX Application.

  • Page 72: Password - Pbx Application Administrator

    Installation and Operation Manual TD 92326GB VoIP Gateway In the VoIP Gateway GUI, select PBX > General and enter in the field Music On Hold URL, the http path to the file including the file name and extension. (For example assume your file server is at http:172.20.96.10 and you placed a file named “my_music.g729”...

  • Page 73: Filter - Assign User Rights

    Installation and Operation Manual TD 92326GB VoIP Gateway 11.3 Filter – Assign User Rights In the PBX Application it is possible to assign different users rights for calling. In this way certain users are prevented from calling, for example, international numbers or numbers beginning with 0190.
  • Page 74 Installation and Operation Manual TD 92326GB VoIP Gateway • Mask Enter the corresponding IP mask (for example, 255.255.255.0) or the corresponding IP mask area (for example, 255.255.0.0). Boolean Shows the name of created Boolean objects and their current value (True or False).
  • Page 75 Installation and Operation Manual TD 92326GB VoIP Gateway longer sufficient since the location concept of the PBX Application is so flexible that it allows several locations to be skipped. In Example 5 the telephone systems can be accessed via a two-digit dialling code beginning with an “8”. The same filter is therefore applied repeatedly until the next number is no longer an 8, provided an 8 and a further digit have been dialled.

  • Page 76: Objects - Registration Of Subscribers Etc. To The Pbx Application

    The indication, or not, of registered PBX objects gives a good sense of the readiness of the system (E.164 number, H.323 name etc.). The object types supported by Ascom are the user, the Boolean, the PBX, the gateway and the mwi objects.
  • Page 77 Installation and Operation Manual TD 92326GB VoIP Gateway DTMF Features The DTMF Features object is used to set call diversions via DTMF (Dual Tone Multiple Frequency). For this, a DTMF Features object with a unique name and call number is defined. To set a call diversion, a user...

  • Page 78: Object Properties

    If the terminal of a subscriber uses a special device dependent code for registration, enter this code. If the terminal is an Ascom VoWiFi Handset it will log on with i75-XX-XX-XX. Where the Xs should be replaced with the last 6 hexadecimals in the VoIP client's MAC address.
  • Page 79 Installation and Operation Manual TD 92326GB VoIP Gateway • Node Select the node that the object is assigned to provided a node has been created. A Node hierachy can be configured using Node Objects. Objects which are assigned to the same node can call each other with just the number.

  • Page 80: View Configured Objects

    Installation and Operation Manual TD 92326GB VoIP Gateway • No Inband If set, a call disconnect with inband information will not be Disconnect forwarded to the endpoint registered to the user, but the call will be cleared immediately without the inband information being sent.

  • Page 81: Set Up Trunk Lines

    Installation and Operation Manual TD 92326GB VoIP Gateway 11.4.3 Set up Trunk lines The trunk line is usually connected to one of the ISDN interfaces of the VoIP Gateway on which the PBX Application is installed. The trunk line can be connected to an ISDN interface of a different VoIP Gateway if there is more than one VoIP Gateway available.
  • Page 82 Installation and Operation Manual TD 92326GB VoIP Gateway Description • Loopback Destination (Name or Number) to which calls are forwarded, which dialled the same Trunk object. This is typically used if the number of the Trunk object (e.g. 0) shall be used as extension number to the switchboard for incoming calls.

  • Page 83: Set Up A Gateway Object To Handle External Extensions

    Installation and Operation Manual TD 92326GB VoIP Gateway • Set Calling Concern calls that arrive on the PBX via the Trunk Line PBX =Diverting No object and are then forwarded by CFU, CFB or CFNR again to the Trunk Line object.
  • Page 84 Installation and Operation Manual TD 92326GB VoIP Gateway Select/Enter the following settings on the Gateway area: Field name Description • Enblock Count If this number of digits is dialed after the number of the Gateway object itself, the call is sent out as enblock call. This is useful to connect to gateway which are not capable of overlap receiving.

  • Page 85: Register A New Subscriber

    Installation and Operation Manual TD 92326GB VoIP Gateway 11.4.5 Register a New Subscriber Select PBX > Objects. Select “User” in the drop-down list and click “New”. A new window opens. Figure 69. Figure 61. Register new subscriber Configure general settings, refer to 11.4.1 Object Properties...

  • Page 86: Message Waiting Activation/Deactivation

    Installation and Operation Manual TD 92326GB VoIP Gateway 11.4.6 Message Waiting Activation/Deactivation The message waiting object (MWI) is used to store message waiting status for other endpoints. The MWI status can be interrogated by these endpoints and is also sent actively to the endpoint if the status changes.

  • Page 87: Set Up A Call Diversion In The Pbx Application

    Installation and Operation Manual TD 92326GB VoIP Gateway • CFNR (Call Forward on No Response): Diversion in the event of no response is used to divert calls to the subscriber for whom the diversion has been configured to a different subscriber if the subscriber initially called does not respond within a certain period of time.

  • Page 88: Transfer External Calls To A Switchboard Position

    Installation and Operation Manual TD 92326GB VoIP Gateway Select the source of the call number in the lower drop-down list. • Empty If the diversion is to apply to all callers. • only If the diversion is only to apply to selected numbers.

  • Page 89: Soap - Display Active Sessions

    Used Coder on the called side • Uptime The call uptime • State Possible conditions: Alerting, Calling, Connected, Disconnecting. See also 12.6.5 Show Active Calls on page 100. 11.7 SOAP – Display Active Sessions Note: Not supported by Ascom. 2009-03-10 / Ver. E...
  • Page 90 Installation and Operation Manual TD 92326GB VoIP Gateway SOAP (Simple Object Access Protocol) is a simple XML-based protocol to let applications exchange information over HTTP. Figure 72. Figure 64. Shows active SOAP sessions 2009-03-10 / Ver. E...

  • Page 91: Gateway

    Installation and Operation Manual TD 92326GB VoIP Gateway Gateway 12.1 General Select Gateway > General. Figure 73. Figure 65. Gateway Select/Enter following settings. Field name Description • Call Logging Enable if you want to log calls. • Route Logging Enable if you want to log routing.

  • Page 92: Interfaces - Configuration Of Isdn Interfaces

    Installation and Operation Manual TD 92326GB VoIP Gateway 12.2 Interfaces – Configuration of ISDN Interfaces Select Gateway > Interfaces. Figure 74. Figure 66. ISDN interfaces The first page shows ISDN interfaces and call number mapping for each interface. 12.2.1 Name and Tone Select Gateway >...
  • Page 93 Installation and Operation Manual TD 92326GB VoIP Gateway For the interface that you want to set up call number modifications on, click the “+” sign next to the interface name. A new window opens and call number mapping can be made for the VoIP interfaces.

  • Page 94: Sip - Configuration Of The Sip Interfaces

    Installation and Operation Manual TD 92326GB VoIP Gateway 12.3 SIP – Configuration of the SIP Interfaces Select Gateway > SIP Figure 77. Figure 69. SIP interfaces Click on one of the interfaces under the Interface heading. A new window opens.
  • Page 95 Installation and Operation Manual TD 92326GB VoIP Gateway • STUN Server The STUN server name or IP address must be configured if this device has no public IP address while the SIP server is accessible under a public IP address. The value is given by the SIP provider or administrator (for example, stun.xten.com or 64.69.76.23).

  • Page 96: Gk - Configuration Of The Voip Interfaces

    These can be different types of equipment: • The local or remote PBX • Other Ascom VoIP Gateways • VoIP terminal equipment • VoIP terminal adapters to connect analogue terminals or a DECT base station • Third-party VoIP Gateway, as a gateway to telephone switches or, for example, into the SS7 network •...
  • Page 97 Installation and Operation Manual TD 92326GB VoIP Gateway Each GK interface defines access to a group of devices, which are all treated similarly. This allows, for example, all VoIP devices at one location to be configured via a single VoIP interface.
  • Page 98 Installation and Operation Manual TD 92326GB VoIP Gateway • Gatekeeper address If the gatekeeper is not to operate on its own VoIP (primary) Gateway, a Remote gatekeeper address can be configured. • Gatekeeper address It is important to enter an alternative gatekeeper IP (secondary) address, especially when using redundant systems.

  • Page 99: Call Number Mapping

    Installation and Operation Manual TD 92326GB VoIP Gateway H.323 Interop Tweaks In addition to the standard fields, several advanced settings are available in the H.323 Interop Tweaks section. They are normally not necessary and are merely used to solve compatibility problems with some PBXs.
  • Page 100 Installation and Operation Manual TD 92326GB VoIP Gateway Select one of the following lines. Field name Description • CGPN in if you want to edit the calling number of incoming calls. (Calling party no. in) Digits used for the headmatch on the received number. In addition to the normal dialling digits (0..9,*,#) the...

  • Page 101: Routes - Configuration

    Installation and Operation Manual TD 92326GB VoIP Gateway 12.5 Routes – Configuration Call routing is the main feature of the VoIP Gateway. It determines which calls are able to be accepted by the gateway and where they are to be switched. See...
  • Page 102 Installation and Operation Manual TD 92326GB VoIP Gateway Select/Enter the following settings: Field name Description • Description Enter a name for the route. This will help you maintain an overview later on. • Number in Enter the dial prefix the route shall be valid for. Number in can be used in two ways: Pre and Post dial.

  • Page 103: Add Cgpn Map

    Installation and Operation Manual TD 92326GB VoIP Gateway • Rerouting on Diverting No If set the route only matches to an incoming diverting number instead of a called party number. If the diverting number matches the called party number it is replaced by the diverting number and the diverting number is removed and the call is routed normally.
  • Page 104 Installation and Operation Manual TD 92326GB VoIP Gateway Under “Number in” define the number type and –prefix that you wish to have replaced. The number type is denoted using the abbreviation from the “Number types” table on previous page. Define the substitution under “Number out”.

  • Page 105: Cdr0/Cdr1 - Transmission Of Call Detail Records

    Installation and Operation Manual TD 92326GB VoIP Gateway 12.6 CDR0/CDR1 – Transmission of Call Detail Records The VoIP Gateway can transmit detailed information on every single call. This information is available in the call detail records (CDR). The recorded data is available for subsequent activities, such as the calculation of connection charges or the network analysis.

  • Page 106: Store Call Data Records In A Syslogd

    Installation and Operation Manual TD 92326GB VoIP Gateway 12.6.2 Store Call Data Records in a Syslogd Select Gateway > CDR0/CDR1. Select “SYSLOG” in the Type drop-down list. Figure 87. Figure 78. SYSLOG Enter the “IP address” of your syslogd in the Address text field.

  • Page 107: Show Active Calls

    Installation and Operation Manual TD 92326GB VoIP Gateway Select “LOCAL” in the Type drop-down list. Figure 89. Figure 80. LOCAL Create a size when a new file should be created In the Max File Size field. Enter a time/date when a new file should be created in the Backup Time field.

  • Page 108: Download - Save Or View Current Configuration

    Installation and Operation Manual TD 92326GB VoIP Gateway Download – Save or View Current Configuration 13.1 Download Configuration Select Download > Config. Figure 90. Figure 81. Save or view current configuration Click on the “download” link. A file download window opens.

  • Page 109: Download Firmware

    Installation and Operation Manual TD 92326GB VoIP Gateway 13.2 Download Firmware Note: Not supported by Ascom. Allows you to download the current firmware version(s) in your VoIP Gateway. Select Download > Firmware. Figure 93. Click on the “download firmware” link. A file download window opens..
  • Page 110 Installation and Operation Manual TD 92326GB VoIP Gateway Click on the “download bootcode” link. A file download window opens.. Figure 96. Figure 85. File download window Click “Save” to save to your computer (the bootcode is saved as a .bin file).

  • Page 111: Upload

    Installation and Operation Manual TD 92326GB VoIP Gateway Upload 14.1 Upload New Configuration This function allows you to upload a new configuration in your VoIP Gateway. Select Upload > Config. Figure 86. Upload new configuration file Enter the path and file name of the configuration file to be loaded or click “Browse”.

  • Page 112: Upload New Boot Code File

    Installation and Operation Manual TD 92326GB VoIP Gateway Select Upload > Firmware. Figure 87. Upload new firmware version Enter the path and file name of the firmware file to be loaded or click “Browse”. Click “Upload”. 14.3 Upload New Boot Code File This function allows you to upload a new version of boot code in your VoIP Gateway.

  • Page 113: Upload Firmware To Dram

    Click “Upload”. 14.4 Upload Firmware to DRAM Note: Not supported by Ascom. This function allows you to upload a new firmware version into the DRAM of the VoIP device. The new firmware is started immediately after upload. The firmware loaded to DRAM is active until the next reset, powercycle or trap.

  • Page 114: Diagnostics

    Installation and Operation Manual TD 92326GB VoIP Gateway Diagnostics • The VoIP Gateway can record significant events, occurring during operation, in a system log. • Defined trace files from the VoIP Gateway can be displayed. • The current configuration of the VoIP Gateway can be displayed in text.

  • Page 115: Tracing - Define And View Trace Information

    Installation and Operation Manual TD 92326GB VoIP Gateway SIP/TCP Registrations All SIP/TCP registrations is recorded. SIP/TLS Registrations All SIP/TLS registrations is recorded. H.323-NAT NAT for H.232 VoIP calls are recorded. Administration All changes to the configuration are logged. Tel connection – only for devices with visible TEL interface.

  • Page 116: Alarms

    Installation and Operation Manual TD 92326GB VoIP Gateway PRIn Information on the PRI interfaces H.323 Signalling Information on the H.323 signalling SIP/UDP Signalling Information on the SIP (over UDP) signalling SIP/TCP Signalling Information on the SIP (over TCP) signalling SIP/TLS Signalling...

  • Page 117: Events - Show All Events

    Installation and Operation Manual TD 92326GB VoIP Gateway 15.2.3 Events – Show all Events Select Diagnostics > Events. All events are shown in a list. The list can be deleted by clicking the Clear link. Figure 98. Figure 93. Show all events...

  • Page 118: Counters

    Installation and Operation Manual TD 92326GB VoIP Gateway 0x000d0001 Fax: Bad signal quality. This event is generated if the fax modem in the gateway receives a distorted analog fax signal. The fax demodulator generates an eye pattern from the fax signal that shows amplitude and phase.

  • Page 119: Config Show - Show Current Configuration

    Installation and Operation Manual TD 92326GB VoIP Gateway Parameter Description Shows CPU utilization CPU-R Shows utilization of CPU resources allocated by different tasks Shows memory utilization Shows PRI utilization Shows TEL utilization 15.2.5 Config Show – Show Current Configuration Select Diagnostics > Config Show.

  • Page 120: Ping

    Enter the IP address to remote host. 15.2.8 CF Note: Not supported by Ascom. Depending on device, this menu shows you whether a CF (Compact Flash) card is being used or not. Please note that the VoIP Gateway supports the FAT32 format only.

  • Page 121: Reset The Voip Gateway

    Installation and Operation Manual TD 92326GB VoIP Gateway Reset the VoIP Gateway Most of the changes to the configuration, changes to the routing information for example, are executed by the VoIP Gateway without interrupting normal operation. Some changes, however, require a restart, interrupting calls in the process. The VoIP Gateway informs you if a restart is required, to prevent calls from being accidentally interrupted.

  • Page 122: Tftp

    VoIP Gateway 16.3 TFTP Note: Not supported by Ascom. In TFTP mode the device can be reached only with the gwload utility (only used by the manufacturer). If the VoIP Gateway is in TFTP mode (for example when writing directly into flash memory) the LED lights up orange.
  • Page 123 Installation and Operation Manual TD 92326GB VoIP Gateway Select Reset > Boot. Figure 100. Figure 100. Boot mode Click “OK”. 2009-03-10 / Ver. E...

  • Page 124: Getting Started: Installation Example

    Installation and Operation Manual TD 92326GB VoIP Gateway Getting Started: Installation Example This chapter will help you to install the VoIP Gateway and perform basic configuration. Detailed information about other configuration possibilities is described in other chapters. The configuration examples given in this chapter is based on an installation as described in figure 101.

  • Page 125: Configuration And Administration Steps

    Installation and Operation Manual TD 92326GB VoIP Gateway Define the operational configuration, see 17.2 Configuration and Administration Steps on page 118. Note: Read the Appendix A: Safety Instructions for the VoIP Gateway on page 162. Ensure there is adequate ventilation if the device is installed in a cabinet.

  • Page 126: Configuration Settings

    Installation and Operation Manual TD 92326GB VoIP Gateway 17.3 Configuration Settings 17.3.1 Change Password and give the VoIP Gateway a Name Select General > Admin. Enter a gateway name. The name appears in the window title of the home page.

  • Page 127: Ethernet Settings

    Installation and Operation Manual TD 92326GB VoIP Gateway Click “OK”. Figure 104. Set time from NTP Server 17.3.4 Ethernet Settings The VoIP Gateway is delivered with a default configuration. The Ethernet 0 port (ETH0) will try to “automatic” configure the IP parameters via DHCP, and the Ethernet1 port (ETH1=Management port) is set to fixed or static mode with the IP address 192.168.1.1.

  • Page 128: Pri (Primary Rate Interface) Settings

    Installation and Operation Manual TD 92326GB VoIP Gateway Enter “IP Address”, subnet “Network mask”, “Default gateway” and “DNS server” address in the text fields. Figure 101. Figure 106. Set static IP address Click “OK”. Now start the web-based configuration, using the new IP address.
  • Page 129 Installation and Operation Manual TD 92326GB VoIP Gateway • The protocol is in this case 5ESS and PRI1 is to be connected to a Meridian. T1 is used and the codec is G.711 with µ-law encoding. • The Meridian PBX has only TE mode implemented which means that the VoIP Gateway PRI interface must be set to NT mode.

  • Page 130: Administration Settings

    Installation and Operation Manual TD 92326GB VoIP Gateway 17.4 Administration Settings 17.4.1 Create a Gateway Object to handle External Calls Calls to non-configured users are usually rejected in the PBX Application. To handle these calls a gateway object has to be created (this is the formerly automatically created “EXTERN”...

  • Page 131: Set A Password For The Pbx Application

    Installation and Operation Manual TD 92326GB VoIP Gateway Enter a name for the PBX interface (optional) in the System Name text field. If no name is specified the name will be “PBX0” by default. Figure 112. Activate the PBX Application Enter the long name of the Gateway object that routes external calls in the “Route...

  • Page 132: Add Users

    Installation and Operation Manual TD 92326GB VoIP Gateway Set password if set on the Gateway object. This setting is in junction with the “No of Regs w/o Pwd.” on the PPX > General page. Figure 102. Figure 113. Configure the PRI interface Click “OK”.

  • Page 133: Configure Routes

    Installation and Operation Manual TD 92326GB VoIP Gateway a busy tone. Note that entering a “1” will disable the call waiting feature while entering a “2” or leaving empty will enable call waiting. Figure 115. Enter user settings Click “OK”.

  • Page 134: Other Configuration Examples

    Installation and Operation Manual TD 92326GB VoIP Gateway Other Configuration Examples 18.1 Redundant System Note: Early versions of the VoIP Gateway do not support redundancy. Check the MAC address of the VoIP Gateway and contact your supplier for information. A redundant system requires two VoIP Gateways and the use of the LDAP protocol. The standby VoIP Gateway always has an updated database and takes over the function in the event of a failure of the master VoIP Gateway.

  • Page 135: Redundancy Test

    Installation and Operation Manual TD 92326GB VoIP Gateway Standby VoIP Gateway: • Set the PBX mode to “Standby”, see 11.1 General – Activation of the PBX Application on page 62. • Enter the same user name and password as set in the LDAP Server on the Master VoIP Gateway, see 8.3 Replicator –...

  • Page 136: Load Balancing

    Installation and Operation Manual TD 92326GB VoIP Gateway VoIP Gateway 1 is installed and configured as described in 17 Getting Started: Installation Example on page 117. Install a Relay Gateway license on every additional VoIP Gateway (VoIP Gateways 2..n). VoIP Gateways 2..n are installed and configured the same way as VoIP Gateway 1 except the following settings: •...

  • Page 137: Operate Several Pbx Applications In Combination

    Installation and Operation Manual TD 92326GB VoIP Gateway 18.3 Operate Several PBX Applications in Combination Several PBX Applications used at different locations can be connected and operated in combination. This makes the administration considerably easier and clearer and it allows the connections between the different locations to be switched inexpensively via the IP connections.
  • Page 138 Installation and Operation Manual TD 92326GB VoIP Gateway Create a PBX object in the master PBX Application in VoIP Gateway 1. Figure 120. Create PBX object Set up a the slave PBX Application in VoIP Gateway 2...n as follows: Select PBX > General and set PBX mode to “Slave”.

  • Page 139: Considerations On The Configuration Of The Gatekeeper Interfaces

    Installation and Operation Manual TD 92326GB VoIP Gateway Considerations on the Configuration of the Gatekeeper Interfaces The telephony infrastructure in the VoIP environment always consists of three different modules: VoIP end points, VoIP Gateways and Gatekeeper. • VoIP end points These are devices that implement the end points of telephone calls, for example the i75 VoWiFi handsets.

  • Page 140: Understanding The Voip Gateway's Gatekeeper

    Installation and Operation Manual TD 92326GB VoIP Gateway 19.1 Understanding the VoIP Gateway's Gatekeeper What is a Gatekeeper in general? – A Gatekeeper/Registrar takes registrations from Endpoints (Gateways, Phones) – Thus the Gatekeeper is possible to route Calls to Endpoints without configuring their IP address.
  • Page 141 Installation and Operation Manual TD 92326GB VoIP Gateway The source and destination of the call do not necessarily have to use the same gatekeeper, figure 123 on page 135 shows the sequence of a call which is forwarded via two gatekeepers.

  • Page 142: Gatekeeper Discovery

    Installation and Operation Manual TD 92326GB VoIP Gateway and accessible if the ID is OK. Devices that log on to the gatekeeper using the RAS protocol are configured in “Gatekeeper client group mode”. VoIP client device call manage- switching ment...

  • Page 143: Interop Tweaks

    Installation and Operation Manual TD 92326GB VoIP Gateway a number of gatekeepers in parallel within a network, with each terminal nevertheless identifying the “correct” gatekeeper by means of “gatekeeper discovery”. If you have assigned your gateway a Gatekeeper ID, it will only answer those RAS Discovery inquiries in which either this ID, or no Gatekeeper ID at all, is specified.

  • Page 144: Setting Up A Gatekeeper On Another Voip Gateway

    Installation and Operation Manual TD 92326GB VoIP Gateway Suppress HLC Prevents the transmission of so called “high layer compatibility” (HLC) information elements. This is required if the receiving VoIP device responds erroneously to HLCs. Otherwise the HLCs are forwarded transparently by the gatekeeper. Only use this option if a VoIP device with this kind of fault needs to be used.
  • Page 145 Installation and Operation Manual TD 92326GB VoIP Gateway Voice encoding schemes Encoding Bandwidth Minimum Properties per call delay G.711A 64 kbit/s 20 ms No compression, best voice quality (comparable to digital telephone systems). Sound digitising using European encoding G.711U 64 kbit/s 20 ms As above;...
  • Page 146 Installation and Operation Manual TD 92326GB VoIP Gateway PPP protocol (in the WAN) remains the same per packet, whilst the voice data quantity, and with it the data actually used, is reduced. The bandwidth actually required is therefore considerably higher (depending on the packet size) than the pure voice data bandwidth as...

  • Page 147: Registering The Voip Gateway With Another Gatekeeper

    VoIP end point. On the other hand, the behaviour is identical in both modes, if the external gatekeeper is an Ascom VoIP Gateway. • To register with a gatekeeper, in the area “GK” under “GW1” to “GW12”, set up a definition in “Register as gateway”, or “Register as endpoint”...

  • Page 148: Routing Via The Enum Protocol

    Installation and Operation Manual TD 92326GB VoIP Gateway • If it is necessary to modify call number processing, then add CGPN Maps and make the entries, see 21 Considerations on the Configuration of Call Routing on page 144. • If calls from external gatekeepers are also to have access to the VoIP Gateway's ISDN interfaces, define the voice transmission parameters (see section 19.1.5 Voice Transmission...

  • Page 149: Different Usage Of The Voip Gateway

    Installation and Operation Manual TD 92326GB VoIP Gateway Different Usage of the VoIP Gateway 20.1 Dealing with the various ISDN address types Call numbers are always treated internally by the VoIP Gateway as unknown type of number. In ISDN however, there are various types of call numbers (see the table below) with the effect that call numbers are only ever interpreted in combination with their number types.
  • Page 150 Installation and Operation Manual TD 92326GB VoIP Gateway Incoming International Blank Places the discriminating calling code 00 in front of number international calling numbers This ensures that the calling number is displayed correctly for incoming calls of all number types.

  • Page 151: Considerations On The Configuration Of Call Routing

    Installation and Operation Manual TD 92326GB VoIP Gateway Considerations on the Configuration of Call Routing Your VoIP Gateway's gatekeeper is responsible for call routing. It is controlled by “routes”. Note: These are voice routes, not to be mistaken with the data or IP routes.

  • Page 152: Maps

    Installation and Operation Manual TD 92326GB VoIP Gateway 21.2 Maps Of course, call switching often also depends on the call numbers dialled. That is why it is necessary to define the validity of routes for calls with certain destination numbers. This is done by attaching a so called Map entry to the route of each valid dial prefix.

  • Page 153: Manipulation Of A Calling Number (Cli)

    Installation and Operation Manual TD 92326GB VoIP Gateway then, the current call will be switched to the interface specified in the destination field in the route of the Map or in the destination field of the Map. Figure 128. Map In the process, the called number is modified in such a way that the dial prefix in the “Number in”...

  • Page 154: Selective Routes Depending On The Calling Number

    Installation and Operation Manual TD 92326GB VoIP Gateway of the calling numbers is made according to the CGPN maps specified for ISDN interfaces or gateways, if available. Enable “Exclude from Auto-CGPN” check box if you want certain routes to be excluded from this process.

  • Page 155: Define Call Number Replacements

    Installation and Operation Manual TD 92326GB VoIP Gateway In this case, make certain that the “Verify CGPN” check box is selected. Note also that during the execution of a route, the interpretation of calling numbers is always independent of the type of address (see section 20.1 Dealing with the various ISDN...

  • Page 156: Reject Calls

    Installation and Operation Manual TD 92326GB VoIP Gateway “Local problems” concerning call forwarding Error code (decimal) Description No circuit/channel available Network out of order Temporary failure Switching equipment congestion Requested circuit/channel not available Resources unavailable, unspecified Quality of service unavailable 21.10Reject calls...

  • Page 157: Enforce En-Bloc Dialling

    Installation and Operation Manual TD 92326GB VoIP Gateway 21.12Enforce en-bloc dialling The VoIP Gateway supports continuous digit-by-digit suffix dialling and no specific dial digit is required to complete the dialled number. This behaviour resembles that of customary PBXs. The so called Overlapped sending is however not supported by all H.323-compatible devices.

  • Page 158: Definition Of Operating Parameters

    Installation and Operation Manual TD 92326GB VoIP Gateway Definition of Operating Parameters 22.1 Setting the IP-interface parameters via DHCP Default, the VoIP Gateway tries to configure via DHCP each time it is switched on. The configuration mode without DHCP is activated however each time the reset button is pressed (refer here to section 22.2 Setting the IP-interface parameters without DHCP...

  • Page 159: Setting The Ip-Interface Parameters Without Dhcp

    Installation and Operation Manual TD 92326GB VoIP Gateway page 6. You can now find out which IP address has been assigned, using the command “nbtstat” on a Windows PC. C:\> nbtstat – R C:\> nbtstat -a IGWP-XX-XX-XX In the following example, the VoIP Gateway has the IP address 195.226.104.217.
  • Page 160 Installation and Operation Manual TD 92326GB VoIP Gateway For configuration, connect the VoIP Gateway ETH1 port directly to your computer. If your computer is connected to the LAN, disconnect it from the network for the duration of the initial configuration of the VoIP Gateway.

  • Page 161: The Te And Nt Modes

    Installation and Operation Manual TD 92326GB VoIP Gateway 22.3 The TE and NT modes TE (terminal equipment) mode means here that the interface is operating like a normal piece of ISDN terminal equipment which means that: • layers 2 and 3 of the ISDN protocol are configured as terminal equipment.

  • Page 162: The Signalling Protocols

    Installation and Operation Manual TD 92326GB VoIP Gateway TX/RX Lead Gateway settings NT Mode = Checked (We are Network/Master) Gateway TX Lead Clock Mode = Derived from NT Mode 1&2 Clock Mode = Slave 4&5 Clock Mode = Master 1&2...

  • Page 163: The Assignment Of B Channel Numbers For Pri Connections

    Installation and Operation Manual TD 92326GB VoIP Gateway Differences between the QSIG variants:. Variant CR Length CHI Type Numbering of (Call reference (Channel ID coding) the B channels length) QSIG-PRI- 2 bytes As for primary rate 1 to 15, 17 to 31...

  • Page 164: Dial Tones

    Installation and Operation Manual TD 92326GB VoIP Gateway 22.8 Dial tones The VoIP Gateway is able to generate call progress tones at the ISDN interfaces (dial tone, ring tone, busy tone). This is done for outgoing calls from the VoIP Gateway in the direction of the calling party, whenever the called party does not generate any dial tones of its own.
  • Page 165 Installation and Operation Manual TD 92326GB VoIP Gateway differences in time compared to the UTC and the time switch points are encoded in this value. Since the values are somewhat complicated, the configuration provides help editing to make correct entries for Central Europe and Great Britain: •...

  • Page 166: Call Pickup

    Installation and Operation Manual TD 92326GB VoIP Gateway 22.10Call Pickup Calls for a subscriber can be picked up by other subscribers, provided they have not already been answered. To do this, you have to know the call number of the called subscriber or of a call group of which the subscriber is a member.

  • Page 167: The Virtual Interfaces Tone, Test And Http

    Installation and Operation Manual TD 92326GB VoIP Gateway The Virtual Interfaces TONE, TEST and HTTP The VoIP Gateway has three virtual interfaces implemented; TONE, TEST and HTTP. 23.1 The Public Dial Tone Interface “TONE” The TONE interface can be used as a destination for a call. If a call arrives at the TONE interface, it is not forwarded but the dial tone configured for the interface is played (the incoming call is acknowledged with SETUP_ACK and a media channel is set up).

  • Page 168: Document History

    172. 2009-03-10 Updated for release 7.00 Added: • 4.1 Upgrade to version 7.00 on page 11. • Information about new tabs in the GUI and new PBX objects. Most of them not supported by Ascom. 2009-03-10 / Ver. E...

  • Page 169: Appendix A: Safety Instructions For The Voip Gateway

    Installation and Operation Manual TD 92326GB VoIP Gateway Appendix A: Safety Instructions for the VoIP Gateway IMPORTANT: Please note the following instructions for your own safety: The manufacturer assumes no responsibility for any personal injury, damage to property or subsequent damage that can be attributed to improper use of the device.

  • Page 170: Cleaning

    Installation and Operation Manual TD 92326GB VoIP Gateway • Where it is subject to impact stress or vibrations A.3 Cleaning Use a soft, slightly damp cloth to clean the surface of the equipment housing. Do not use any chemicals or abrasives. The equipment does not require any maintenance.

  • Page 171: Appendix B: Troubleshooting

    Installation and Operation Manual TD 92326GB VoIP Gateway Appendix B: Troubleshooting In our experience, some problems occur more frequently than others. These problems are listed in the table below, which also gives advice on how to solve them. Symptom Description...

  • Page 172: Nat And Firewalls

    Installation and Operation Manual TD 92326GB VoIP Gateway The VoIP Gateway loses its The configuration has not Save the configuration to non- configuration after it has been saved in the volatile memory after any been disconnected from nonvolatile memory. successful change, see the power supply.

  • Page 173: Voip And Heavily Loaded Wan Links

    Installation and Operation Manual TD 92326GB VoIP Gateway Tunnelling must be disabled in the VoIP Gateway definitions for any equipment, see section 19.1.3 H.323 Interop Tweaks on page 136. The following ports have to be released in both directions: - Tcp: destination port 80 (http), any source port (for configuration).

  • Page 174: If Technical Support Is Required

    Installation and Operation Manual TD 92326GB VoIP Gateway In any case, the maximum size of packets transmitted over the WAN link (often referred to as MTU Size) should be restricted to a value smaller than 800 bytes. This ensures that, in spite of the prioritisation of voice data, larger data packets do not block the line for an extended period of time during transmission.

  • Page 175: Appendix C: Isdn Error Codes

    Installation and Operation Manual TD 92326GB VoIP Gateway Appendix C: ISDN Error Codes The following table specifies the error codes (ISDN cause codes) defined in the Q.931 standard. Error code (hex) Error code, Error code Description bit 8 set to 1...
  • Page 176 Installation and Operation Manual TD 92326GB VoIP Gateway 0x45 0xC5 Requested facility not implemented 0x46 0xC6 Only restricted digital information bearer capability is available 0x4F 0xCF Service or option not implemented, unspecified 0x51 0xD1 Invalid call reference value 0x52 0xD2...

  • Page 177: Appendix D: Call Routing Depending On Device Management

    Installation and Operation Manual TD 92326GB VoIP Gateway Appendix D: Call Routing depending on Device Management In principle, calls to and from differently configured VoIP devices are handled in a similar way by the VoIP Gateway. There are some differences in detail, which are outlined in the following sections.

  • Page 178: Calls To Gatekeeper Clients Via H.323 Name

    Installation and Operation Manual TD 92326GB VoIP Gateway with an E.164 Address that matches the called number. If such an entry is found and the corresponding device is currently registered with the gatekeeper, the call is switched there. Otherwise the search for suitable aliases is resumed. If there are no suitable entries or the...

  • Page 179: Appendix E: How To Add A Large Number Of Users To The Voip Gateway

    Installation and Operation Manual TD 92326GB VoIP Gateway Appendix E: How to add a Large Number of Users to the VoIP Gateway By using the Mail Merge function in Microsoft Word and a structured data source, for example an Excel spreadsheet, multiple users can be added to the VoIP Gateway.

  • Page 180: Complete The Mail Merge

    Installation and Operation Manual TD 92326GB VoIP Gateway Assign a merge field name in the Field name text field (make sure it matches the header columns in Excel). Figure 103. Continue inserting text fields for all columns in the database. The command...
  • Page 181 Installation and Operation Manual TD 92326GB VoIP Gateway Click Complete the merge. The merged document will look like this: ..................mod cmd FLASHDIR0 add-item 101 (cn=Billy Bob)(h323=Billy)(e164=1000)(loc=.)(node=root)(pbx=<user filter="Normal" cd- filter="Local"/>) mod cmd FLASHDIR0 add-item 101 (cn=Joe Bob)(h323=Joe)(e164=1001)(loc=.)(node=root)(pbx=<user filter="Normal" cd- filter="Local"/>) mod cmd FLASHDIR0 add-item 101 (cn=Hank Hill)(h323=Hank)(e164=1002)(loc=.)(node=root)(pbx=<user filter="Normal"...

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