OCS-Office Communications Server Exposed - New Ideas "Inside" – Call Flows

November 20, 2007
Here are the call flow processes for Incomplete inbound call diversion to UM-Unified Messaging.
 
1. External user calls OCS user
2. OCS rings user’s client
3. User does not answer, OCS has a cache of UM servers in memory
4. OCS routes call to UM
5. UM consults AD-Active Directory
6. UM retrieves user greeting from mailbox
7. UM plays outgoing user greeting and records message from caller
8. UM submits the message to Hub Transport
9. Hub Transport delivers the message to Mailbox server for storage
10. Users can access messages via diverse clients
If you want to know more about Microsoft OCS and more than 100 other concepts are explained in a new course called SIP Essentials – OCS Special Edition available online or in a classroom. There is also a separate version for channel partners wanting to explore offering OCS to their customers. For more go to: http://www.techtionary.com/nacse/istudies-ocs-tc.htm


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