Media Gateway/Media Gateway Expansion card slot assignment 1025ConferencingThirty-two conference channels are provided by the NTDK20 SSC card’sconference devices. Conference capability can be increased by mountingexpansion daughterboards on the NTDK20 SSC card. Each dual IPdaughterboard increases the total number of conference channels by 32.The maximum number of conference ports is 96.Each conference device provides 32 ports of conferencing capabilities (oneconference participant for each port). A conference call can involve threeto six participants. For example, there could be six 5-party conferences oneach device, or four 6-party conferences plus two 3-party conferences. It isnot possible to conference between conference devices.10BaseT portThe Call Server provides one 10BaseT connection to a Local Area Network(LAN) to interface with Management software applications such as OTMand CallPilot. The Media Gateway SSC 10BaseT port, Port 1, is disabled bydefault. To use the 10BaseT port, the port must be assigned a unique IPaddress and the port must be enabled from the Call Server.The Media Gateway 10BaseT port can run in Normal mode or Survivalmode. In normal mode, the Media Gateway does not provide access tomaintenance or alarm management.External connections to the 10BaseT port are provided by a 15-pinconnector located on the backplanes of the Call Server and MediaGateways.Media Gateway/Media Gateway Expansion card slot assignmentThe Media Gateway and Media Gateway Expansion contain physical cardslots, numbered 1 to 10. See Figure 289 "Media Gateway slots" (page1026)and Figure 290 "Media Gateway Expansion slots" (page 1027).When configuring the system, the physical card slot numbers must betransposed to "logical" card slot numbers. For example, to configure a cardphysically located in Slot 2 of the first Media Gateway, use logical Slot 12. Toconfigure a card physically located in Slot 2 of the second Media Gateway,use logical Slot 22. See Table 426 "Media Gateway and Media GatewayExpansion slot assignments" (page 1026).Nortel Communication Server 1000Circuit Card ReferenceNN43001-311 01.04 StandardRelease 5.0 23 May 2008Copyright © 2003-2008, Nortel Networks.
