Multiple Microsoft Exchange Unified Messaging Servers On A Single Network - Nortel 1000 Fundamentals

Multiple Microsoft Exchange Unified Messaging servers on a single
network
Multiple Servers can be configured for a single network to ensure the
effective handling of potential issues caused by challenges of:
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Communication Server 1000 with Microsoft Exchange Server 2007 Unified Messaging Fundamentals
Copyright © 2008 Nortel Networks
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Capacity: Each Microsoft Exchange Unified Messaging Server is
capable of supporting a maximum of 200 total concurrent (combination
of inbound and outbound) calls. In larger customer networks that need
to support a higher volume of concurrent calls, additional Microsoft
Exchange Unified Messaging Servers can be configured in the same
network so that users can be load-balanced.
Redundancy: An additional Microsoft Exchange Unified Messaging
Server can be configured as a redundant server in a network by
utilizing the Least Cost Routing Mechanism on the Network Routing
Service (NRS) - configuring an additional Microsoft Exchange Unified
Messaging Server provides a greater measure of fault tolerance for
the services provided, allowing a continuation of those services in the
event of system failure
Geographical location: If network systems are located across multiple
geographic locations, Microsoft Exchange Unified Messaging Servers
can be implemented in such a way that they are both local and specific
to each location. Configuring multiple servers in this way would
Nortel Communication Server 1000
NN43001-122 02.04
24 October 2008
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