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LYNC Server 2010 and Communication Server 2007 R2 does not support NET VX 1800 when set up in Hybrid Mode - DTMF issues
Over the past year we have seen multiple issues with NET VX1800 deployed in Hybrid Gateway mode - Gateway + Communication Server 2007 R2 (CS)\LYNC Server 2010 (LS) Mediation Server (MS). Here I am going to talk about one such issue. Symptoms - Unable to make calls outbound from CS\LS to PSTN using...
7 Apr 2011
Exchange 2010 co-existence Exchange 2007 Unified Messaging connected to Cisco Call Manager causes users to be prompted twice when calling in subscriber access\outlook voice access
Over the past few months we have seen an increase in number of interop cases with Exchange 2010 Unified Messaging (UM) and Cisco Call Manager 7.0 ( Configuration Notes ) and 8.0 ( Configuration Notes ) (CCM). In this article I am going to talk particularly about one case that has seen the most hits which...
7 Apr 2011
Exchange 2010 SP1 Unified Messaging inter-op with OCS - Location Profiles
With Exchange Unified Messaging 2010 SP1 the call transfer to extension has improved to facilitate OCS to make the decision on how to route the call. Prior to UM 2010 SP1, UM will send the actual location profile to be used to make the call to the user by OCS. This was indicated in the Refer-To header...
18 Oct 2010
Remote Call Control in Office Communications Server R2 uses UPDATE method to maintain persistent sessions between Communicator 2007 R2 and CSTA Gateway
For most of the administrators who have ran into issues with RCC my colleagues blog has been a great help. With the evolution of OCS and the SIP standard, there have been two changes in the behavior since the time Rajesh put that blog out. Hopefully this blog with help you look out for issues arising...
16 Aug 2010
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