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TableofContents
1Introduction................................................................................................................................................4
1.1RequiredComponents.............................................................................................................................................5
1.2AdditionalReferences.............................................................................................................................................5
2DeploymentModels....................................................................................................................................6
2.1DirectSIPIntegrationusingT.38Relay....................................................................................................................6
2.2DirectSIPIntegrationusingT.38RelaywithCNGDetection....................................................................................8
2.3DirectT1/E1PRIIntegrationtoCentralOffice........................................................................................................12
2.4DirectT1/E1ConnectionviaMGCPGateway.........................................................................................................12
3ConfiguringCiscoCallManager....................................................................................................................14
3.1CreatingaSIPTrunktoRouteCallsfromCiscoCallManagertoObjectworldUCServer........................................14
4ConfiguringObjectworldUCServer..............................................................................................................15
4.1CreatingSIPRoutingRuletoCiscoCallManager....................................................................................................15
4.2CreatingaDatabaseMappingPreanswerNumberstoTargetExtensions..........................................................16
4.3CreatingaFaxPreanswerService.........................................................................................................................18
4.4CreatinganIdentityforthePreanswerServiceforUsers......................................................................................18
4.5CreatinganIdentityfortheFaxService.................................................................................................................19