TANDBERG D13187-03 manuale d’uso

Software version G3 D13187-03 This document is not to be reproduced in whole or in part without permission in writing from: User Manual Gateway GW[...]

2 T ANDBERG Gateway[...]

T ANDBERG Gateway 3 Environmental Issues Thank you for buying a product which contributes to a reduction in pollution and thereby helps save the environment. Our products reduce the need for travel and transport and thereby reduce pollution. Our products have either no or few consumable parts (chemicals, toner, gas, paper). Our products are low ene[...]

4 T ANDBERG Gateway Operator Safety Summary For your protection, please read these safety instructions completely before operating the equipment and keep this manual for future reference. The information in this summary is intended for operators. Carefully observe all warnings, precautions and instructi ons both on the apparatus and in the operatin[...]

T ANDBERG Gateway 5 I MPOR TANT P LEASE READ THIS SECTION CAREFULL Y FOR OPTIMAL SYSTEM SET - UP . Content s Introduction ........................................................................................ 7 The T ANDBERG Gateway ............................................................................ 10 Installation ......................[...]

6 T ANDBERG Gateway H.323 Services .............................................................................................. 54 Gateway Features ......................................................................................... 57 Appendices ...................................................................................... 59 Append[...]

T ANDBERG Gateway 7 Introduction Introduction The T ANDBERG Gateway enables sites on IP and sites on ISDN to p articipate in meetings with each other with the quality and reliability found in all T ANDBERG equipment. IP Services and Procedures • Service Prefix. • Dial Parameters. N e w Integrated Expressway TM firewall traversal technology . N [...]

8 T ANDBERG Gateway Video Quality • Natural Video TF which provides 60 fields per second true interlaced picture. • H.264, H.263 and H.261 video compression. Presentations Allows to watch a presenter on one video channel and simultaneously a second video channel (live presentation, document camera and others). • Duo Video TF support. N e w Fu[...]

T ANDBERG Gateway 9 Management Interfaces SOAP Simple Object Access Protocol is a lightweight protocol for exchange of information in a decentralized, distributed environment X M L Extensible Markup Language is a flexible way to create common information formats and share both the format and the data on the World Wide Web, intranets, and elsewhere.[...]

10 T ANDBERG Gateway Introduction Front view The front of the gateway contains 24 Light Emitting Diodes (LEDs) organized in three groups. These diodes provide information about PRI-line status, LAN (Ethernet) connection and power . The T ANDBERG Gateway Red Alarm or Loss of signal (LOS) indicates that there is no signal and thus no framing info rec[...]

T ANDBERG Gateway 11 Introduction Rear view The back panel provides four PRI interfaces, two LAN interfaces and one RS 232 interface located together with the power switch/connector and four cooling fans. T HE ‘LAN 2’ CONNECTOR IS NOT USED . F OR MORE DET AILS ON CA P ACITY , SEE ‘A PPENDIX 3: C AP ACITY ’ TIP GA TEW A Y Cap acity – typic[...]

12 T ANDBERG Gateway Installation Precautions • Never install telephone wiring during a lightning storm. • Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations. • Never touch uninstalled telephone wires or terminals unless the telephone line has been disconnected at the network interface. ?[...]

T ANDBERG Gateway 13 Installation Inst allation site prep arations • Make sure that the gateway is accessible and that all cables can be easily connected. • For ventilation: Leave a space of at least 10cm (4 inches) behind the gateway’s rear panel and 10cm (4 inches) in front of the front panel. • The room in which you install the gateway s[...]

14 T ANDBERG Gateway Installation Connecting cables Power cable Connect the system power cable to an electrical distribution socket. ISDN PRI cables For each of the four PRI interfaces, the E1/T1 cable should be connected to a CSU (Channel Service Unit). Y ou will need a CSU between your gateway and the PRI line from your network provider . LAN cab[...]

T ANDBERG Gateway 15 Installation Gateway Configuration The gateway requires some basic configurations before it can be used. It will be necessary to find the IP-address and program the ISDN-PRI Line numbers. T o do this configuration, follow the instructions below: 1. Connect the RS232 cable between the gateway and a PC and then switch on the gate[...]

16 T ANDBERG Gateway Installation GW Accessing the gateway Y ou may access the gateway by entering the IP-address of the gateway in a standard WEB-browser . Y ou will then be asked to enter a password. It is not necessary to enter ‘User Name’. The default password for the gateway is ‘ T ANDBERG ’. Remember that the password is case sensitiv[...]

T ANDBERG Gateway 17 Installation Using the Gateway The following Web-page, called ‘ Overview ’ will be shown when the correct password has been entered and shows all calls currently active through the gateway . Call Overview GW Calls Shows each active call through the gateway . [Idle] No call is active. Active Call A call is active. Click on A[...]

18 T ANDBERG Gateway Using the Gateway E NABLING ENCRYPTION WILL REDUCE THE CAP ACITY OF THE GA TEW A Y . NOTE Source / Destination Source shows the S tatus of the incoming call to the gateway , the number and which network the incoming call is using. Destination shows the S tatus of the outgoing call from the gateway , the number and which network[...]

T ANDBERG Gateway 19 Using the Gateway Actions When a call is active, the Administrator or Operator has the possibility to disconnect the call, or transfer the call from one IP endpoint to another . Disconnect Gateway Call Will disconnect the selected gateway call. A confirmation window will be shown. Call T ransfer Will open the H.323 Call T ransf[...]

20 T ANDBERG Gateway Using the Gateway Usage The usage bar shows the current status of all the available resources (CPU, ISDN channels and number of calls) When the Resource Usage reaches the “Busy on Load”-limit, the gateway will try to route outgoing IP calls to other gateways. This is done to maintain availability for incoming ISDN calls whe[...]

T ANDBERG Gateway 21 Dial from ISDN Dial from ISDN The gateway supports four different ISDN Dial In services: • IVR • IVR + TCS4 • DID • Hotline Any of these services can be enabled or disabled, but at least one must be enabled for incoming call routing to take place. In order to enable parallel incoming calls, a PRI number range must be de[...]

22 T ANDBERG Gateway Dial from ISDN IVR + TCS-4 IVR + T erminal Control Session 4 (TCS-4) is an extention dial-in method that combines IVR with TCS-4. In this mode the extention number can be indicated with IVR (see above) or TCS-4 signaling. TCS-4 allows an ISDN based videoconferencing endpoint to dial an IP end point directly , without having to [...]

T ANDBERG Gateway 23 Dial from ISDN • The gateway starts to call the IP endpoint and the “Call proceeding” picture and sound are activated. • When the call is connected audio and video are transmitted through the gateway . Hotline Hotline is a service that allows incoming ISDN calls on a dedicated ISDN number , to be routed to an IP end poi[...]

24 T ANDBERG Gateway Dial from IP Dial from IP IP endpoints and MCUs can call out through the gateway by using one of the H.323 services defined on the gateway . H.323 Services H.323 Service prefixes are used for IP endpoints to access the ISDN network. Up to twenty prefixes can be defined, but we recommend using one single prefix for simplicity . [...]

T ANDBERG Gateway 25 Features Dial out to 2x64k ISDN (H.221) For improved interoperability with legacy equipment, the two number 2x64k dial-out method can be selected from the calling IP endpoint instead of using the standard BONDING method. T o instruct the Gateway to use this method, the calling IP end point has to combine the dialed number from:[...]

26 T ANDBERG Gateway Features Bridging IP Islands Organizations that uses IP based video conferencing internally in their LAN but not for external purposes can be called “IP Islands”. If a user in one IP island wants to call another user in another IP island, both organizations have to be connected with a Gateway . The T ANDBERG Gateway can hel[...]

T ANDBERG Gateway 27 Manage the Phone Book The Expressway Solution IP based video conferencing between organizations has been hindered by two major barriers: · Firewalls which block audio and video traffic. · Lack of a common dial plan for IP based video conferencing. The Expressway solution solves both the firewall problem and the dial plan prob[...]

28 T ANDBERG Gateway Features In a typical enterprise setup, such as the one in the previous figure, the Gateway is registered with a Gatekeeper , and the Gatekeeper is registered with the Border Controller . In this scenario, the native Expressway functionality in the Gateway enables media to be routed directly between the Gateway and the Border C[...]

T ANDBERG Gateway 29 Features Manage the Phone Book By selecting the ‘ Phone Book ’ tab, you can add new or edit existing Phone Book entries in the gateway . The Phone Book can be used when Transferring calls from one IP endpoint to another and can contain up to 99 single entries. They are listed alphabetically as can be seen in the figure belo[...]

30 T ANDBERG Gateway Manage the Phone Book Edit Entry By selecting an existing Entry in the Phone Book and then pressing the ‘ Edit ’ button, you will be able to edit the selected entry . The same fields as for the ‘ Add New Entry ’ will be available. Save The entry will be updated with the changes made. Create New This will create a new en[...]

T ANDBERG Gateway 31 System S tatus V iew System S t atus T o view current gateway status, open ‘System S tatus’ as shown in the figure below . If a site has been disconnected, the cause code can be viewed by pressing the link next to the PRI channel that was disconnected. See next page for a cause code example. PRI St atus T o view status of t[...]

32 T ANDBERG Gateway System S tatus Example of Location Codes: A videoconferencing endpoint was connected to channel 1 and 2 on PRI Line 1. The status shows disconnected with the cause code 2 : 16. The first part ( 2 ) is the Cause Location code and describes the origin of the cause code. Example of ISDN Cause Codes: The second part ( 16 ) describe[...]

T ANDBERG Gateway 33 System S tatus H.323 St atus T o view H.323 gatekeeper status, open ‘H.323 S tatus’ as shown in the figure below . GW IP Address Shows the IP address of the gateway . H.323 Gatekeeper Status Shows st atus and IP address of the Gatekeeper , the gateway is registered to. ‘ Inactive ’ means the gateway is not registered to[...]

34 T ANDBERG Gateway System S tatus A vailable Resources T o view available resources on the gateway , open ‘Available Resources’ as shown in the figure below .[...]

T ANDBERG Gateway 35 Configure the Gateway Configure the Gateway T o configure the gateway , open ‘System Configuration’ and ‘Gateway Configuration’. Shown in the figure below is the ‘System Configuration’. System Configuration PRI Configuration T o configure the PRI, select ‘System Configure - PRI’ as shown in the figure below .[...]

36 T ANDBERG Gateway Configure the Gateway PRI Protocol Select between the following PRI protocols: • ETSI (Euro ISDN) • National ISDN • A T&T Custom All PRI lines must use the same PRI Protocol. Parallel Dial On Channels will be dialed and connected in parallel when setting up a BONDING call. Off Channels will be dialed sequentially , wh[...]

T ANDBERG Gateway 37 Configure the Gateway Save When all settings are entered, please press the ‘Save’ - button to affect the new settings NSF Example: A T&T of fers several digital switched services. These include SDN with service code 1 and ACCUNET with service code 6. Service profiles for S print: NSF Service Reserved 0 Private 1 Inwatts[...]

38 T ANDBERG Gateway Configure the Gateway Interface Configuration This section configures each of the four PRI interfaces individually . There is one column for each PRI Interface. However , if PRI T runk Grouping is enabled, the number range for PRI 1 will also apply for PRI 2, 3 and 4. Number Range Start The PRI lines connected to the gateway sh[...]

T ANDBERG Gateway 39 Configure the Gateway Channel Hunting Should be used if your PRI is limited e.g.: • If only channels 1 through 18 are digital, and the rest are analogue. Use Low = 1, High = 18. • If you have a PRI with only 12 channels. Set Max channel to 12. Max Channels Indicates the maximum number of B-channels the system is allowed to [...]

40 T ANDBERG Gateway Configure the Gateway IP Configuration T o configure the IP settings on the gateway , open ‘IP’ as shown in the figure below . Configuration IP Address Assignment DHCP : Dynamic Host Configuration Protocol can be selected when a DHCP server is present. S t atic IP Address, S t atic IP Subnet Mask and S tatic IP Gateway are [...]

T ANDBERG Gateway 41 Configure the Gateway Static IP Address The S t atic IP Address defines the network address of the gateway . This address is only used in static mode. Y our LAN administrator will provide you with the correct address for this field. Static IP Subnet Mask The S tatic IP Subnet Mask defines the type of network. Y our LAN administ[...]

42 T ANDBERG Gateway Configure the Gateway H.323 Configuration H.323 Configuration Gatekeeper Gatekeeper Enables the gateway to register to a Gatekeeper . The Gatekeeper IP Address must also be filled in. When registered, the H.323 Gatekeeper S tatus shows Registered, Gatekeeper ’s IP address and what port used. Problems with registration will be[...]

T ANDBERG Gateway 43 Configure the Gateway Authentication Mode Off Register to the Gatekeeper without authentication. Auto Register to the Gatekeeper with H.235 authentication using ID/Password given below . Authentication ID, Password Enter the ID and p assword required to perform H.235 authentication at the Gatekeeper . T o register to a Gatekeep[...]

44 T ANDBERG Gateway Configure the Gateway QoS Mode Configuration Diffserv is used to define which priority audio, video, data and signaling packets should have in an IP network. The priority ranges from 0 to 63 for each type of packets. Precedence is used to define which priority audio, video, data and signaling should have in the network. The hig[...]

T ANDBERG Gateway 45 Configure the Gateway Dat aport Configuration T o configure the Data port on the gateway , open ‘Dataport’ as shown in the figure below . Dataport Configuration is used to configure the RS 232 serial port on the gateway . If you want to connect a PC to the dataport, you must ensure that the PC and the gateway are identicall[...]

46 T ANDBERG Gateway Configure the Gateway SNMP Configuration SNMP (Simple Network Management Protocol) is used for monitoring and configuring different units in a network. The gateway’s SNMP Agent responds to requests from SNMP Managers (a PC program etc.). SNMP traps are generated by the agent to inform the manager about important events. Confi[...]

T ANDBERG Gateway 47 Configure the Gateway Miscellaneous Configuration T o configure the miscellaneous settings on the gateway , open ‘Misc’ as shown in the figure below . Configuration T o change the system name of the gateway , enter the new system name in the ‘ System Name ’. Password T o change the system password of the gateway , enter[...]

48 T ANDBERG Gateway Configure the Gateway SNMP Security alert This function will notify any Management Application (such as T ANDBERG Management Suite) if anyone tries to perform Remote Management on the gateway using an illegal password. The Security alert that is sent to the Management Application will contain information about the IP address an[...]

T ANDBERG Gateway 49 Configure the Gateway Sof tware Upgrade Software upgrade is where new software to the gateway can be installed from. It also shows current software version and the gateway’ s hardware serial number . System Information Sof tware V ersion Shows the currently installed Software version. Hardware Serial Number This unique identi[...]

50 T ANDBERG Gateway Configure the Gateway File Management The File Management allows viewing or changing of pictures and sounds shown to the caller when connecting to the gateway . T o view/hear the currently installed files, press the name of the ‘File’ on the left side of the window . The file will then be shown/played. At the bottom of the [...]

T ANDBERG Gateway 51 Configure the Gateway ISDN Dial In Configuration The ISDN Dial In Configuration allows you to configure and enable the ISDN services used to access your IP endpoints. Configuration Extension Dial In Select between Off, IVR, IVR + TCS-4: Off : Incoming calls will not be allowed, except those specified under Hotline and Direct In[...]

52 T ANDBERG Gateway Configure the Gateway Calls above the Dial In Max. Bandwidth will be downspeeded to the call rate specified in Dial In Max. Bandwidth. Calls below the Dial In Max. Bandwidth will be connected at the requested call rate. Dial In Number All incoming calls received on this number will use the IVR/TCS-4 service. 2nd Dial In Number [...]

T ANDBERG Gateway 53 Configure the Gateway Calls above the Max. Bandwidth will be downspeeded to the call rate specified in Max. Bandwidth. Calls below the Max. Bandwidth will be connected at the requested call rate. Direct Inwards Dialing When DID is enabled, all incoming calls within the PRI number range will be forwarded to an IP/H.323 endpoint [...]

54 T ANDBERG Gateway Configure the Gateway H.323 Services H.323 Service prefixes are used for IP endpoints to access the ISDN network. Up to twenty prefixes can be defined, but we recommend using one single prefix for simplicity . Default H.323 Services are ‘0’ for Video calls and ‘1’ for T elephone calls. Should other H.323 Services be req[...]

T ANDBERG Gateway 55 Configure the Gateway Max. Rate The call rate for outgoing calls will automatically be determined by the call rate used by the endpoint. Use this setting to restrict the call rate for outgoing calls. Possible configurations are T elephone, 64 kbps, 128 kbps, 192 kbp s, 256 kbps, 320 kbp s, 384 kbps, 512 kbp s, 768 kbps, 1 152 k[...]

56 T ANDBERG Gateway Configure the Gateway Signal Busy on Load When the Resource Usage reaches the “Busy on Load”-limit, the gateway will try to route outgoing IP/H.323 calls to other gateways. This is done to maintain availability for incoming ISDN calls when using multiple gateways. V alue can be set from 0% to 100%. Press ‘ Save ’ to act[...]

T ANDBERG Gateway 57 Configure the Gateway Gateway Features Experience has shown that some features - even though they are standardized - might cause interoperability problems with legacy video conferencing products. If you disable features on this page, the gateway can be used as a filter to ensure interoperability with legacy products. T o config[...]

58 T ANDBERG Gateway Configure the Gateway W HEN ‘E NCRYPTION ’ IS ENABLED , THE CAP ACITY OF THE GA TEW A Y MAY BE REDUCED . S EE A PENDIX 3 FOR MORE INFO . NOTE Encryption The gateway will allow DES and AES 128 encrypted conferences to take place. Encryption can operate in two modes. When set to T ransp arent , the Gateway will forward the en[...]

T ANDBERG Gateway 59 Appendices Appendices Appendix 1: Using the file system It is possible to access a file system within the T ANDBERG GA TEW A Y by using ftp: DOS-window: ftp <IP-address of gateway>, or Web-browser: ftp:// <IP-address of gateway> Description of the different folders user - a folder to be used for custom files, images[...]

60 T ANDBERG Gateway Appendices Appendix 2: Declaration of Conformity[...]

T ANDBERG Gateway 61 Appendices Appendix 3: Cap acity Gateway capacity - calculation The total capacity in the gateway is defined by the following rules: 1) A maximum of 8 video calls and 8 telephone calls. 2) Software version defines maximum ISDN bandwidth: 2 Mbps -> Maximum ISDN bandwidth is 1920 kbps (30x64 kbps). 4 Mbps -> Maximum ISDN ba[...]

62 T ANDBERG Gateway Index Index A Accessing the gateway 16 Actions 19 Add new entry 29 Authentication 7, 43 A vailable Resources 34 B Bandwidth Option Key 49 Battery handling 3 Baudrate 45 BONDING 36 Border Controller 7, 28, 43 C Cables 14 Call Overview 17 Call Transfer 19 Capacity 61 Channel Hunting 39 Configuration 15 Configure the Gateway 35 Co[...]

T ANDBERG Gateway 63 Index Max. Rate 55 Miscellaneous Configuration 47 N National ISDN 51 Natural V ideo 40, 57 No. Significant Digits 53 NSF - Non Standard Facility 36 NSF Example 37 Number Range Start 38 Number Range Stop 38 P Parallel Dial 36 Parity 45 Password 16, 47 Power cable 14 Power on 16 Precautions 12 Prefix (E.164) 53 PRI Alarms 32 PRI [...]