Nortel 1000S Overview
Also see for 1000 Con?guration guide: BrochureReferenceUser manualUser guideUser guide
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Configuration options Page 43 of 44Communication Server 1000S OverviewFigure 7Network failure with survivable MG 1000S systemsIP telephony node configurationAn IP telephony node is a grouping of Voice Gateway Media Cards (andSignaling Servers), regardless of the location of the Voice Gateway MediaCards in the MG 1000S. Therefore, several MG 1000S can belong to thesame node. Alternately, each MG 1000S can have its own node.Each IP telephony node can be configured with the IP address of an AlternateCall Server, to which it registers if the Call Server is unavailable.Note: The Alternate Call Server is an MG 1000S SSC that is configuredas survivable.553-AAA21341. Call Server Database periodicallysynchronized at Media Gateways2. IP Campus Network Fails3. Distributed Media Gateway entersSurvival mode4. Voice Gateway Media Card registersat Survival Media Gateway Controller Card5. Operation resumes at Survivable site usinglocal cards only6. Primary Call Server continues in normal mode forreachable Media GatewaysCall Server Signaling Server (optionally redundant)-Terminal Proxy Service (TPS)-H.323 Gateway Signaling S/WWANSurvivableMedia Gateway1000SPSTNMedia Gateway1000B |
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