How many public certificates do I *really* need?

– How many public certificates do I need, in order to configure external access to my OCS 2007 pool? – 3. One for the HTTP Reverse Proxy, one for the OCS Access Edge and one for the OCS Web Conferencing Edge. – Even if I’m using a consolidated Edge topology? – Yes! – But can’t…

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Connecting Communicator R2 to Exchange UM

Recently, I was doing some tests with Exchange Unified Messaging, but when I tried to connect to Exchange Voice Mail using Communicator R2, I got the following error: "Incompatible security setting.  The call could not be completed because security levels do not match" An Exchange UM dial-plan supports three different security levels: Unsecured, SIP Secured,…

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