Enterprise Voice - Nortel 1000 Fundamentals

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Enterprise Voice

This section describes the Office Communications Server (OCS) 2007
Enterprise Voice solution. The Nortel Converged Office feature integrates
the OCS 2007 with the CS 1000. For a description of the integrated network
from the CS 1000 perspective, see
Enterprise Voice is Microsoft's software-powered VoIP solution, a SIP-based
implementation of IP telephony for the enterprise that does not rely on
proprietary hardware investments. Enterprise Voice is a full-featured VoIP
solution that includes connectivity to the PSTN gateways and interoperation
with the CS 1000. Enterprise Voice, IM, group IM, enhanced presence,
and audio-video conferencing together constitute the Microsoft Unified
Communications solution.
The following figure shows the OCS 2007 Enterprise Voice components
extracted from the overall OCS 2007 architecture. COMO refers to
Communicator Mobile.
Figure 1
Enterprise Voice components - OCS 2007
When a user calls from an Enterprise Voice client by dialing or clicking on a
contact name or number in OC 2007 or Outlook:
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Nortel Converged Office Fundamentals — Microsoft Office Communications Server 2007
Copyright © 2005–2008, Nortel Networks
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originate and receive Public Switched Telephone Network (PSTN) calls
from the Office Communicator (OC) 2007 soft client when away from
the office.
take advantage of existing business telephony features on the CS 1000.
the OCS Front End server normalizes the number to the E.164 format,
and invokes routing rules based on the location profile and user policy,
and directs the call to the appropriate Mediation Server
Nortel Communication Server 1000
NN43001-121 01.03 Standard
Release 5.0 30 April 2008
Enterprise Voice
"Network configuration" (page
17
36).