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Network configuration – Nortel Networks NN43001-121 User Manual

Page 36

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36

Planning and engineering

Nortel recommends that you implement the Telephony Gateway and
Services component to provide basic connectivity (which you can more
readily debug), followed by the Remote Call Control (RCC) for more complex
feature operation. Configure both Telephony Gateway and Services and
RCC only in situations where both components are required.

Consider the following during the planning process.

Consider the size of your network. See

"Network Design" (page 36)

for

detailed information about determining your network architecture.

Determine the type of users (internal and external users) and
anticipated call traffic. For more information about type of users,
see

Table 5 "Maximum supported users for each topology" (page

52)

. For information about calculating the anticipated call traffic for

the Communication Server 1000, see Communication Server 1000E
Planning and Engineering
(NN43041-220).

Determine that the software and hardware components required for the
CS 1000 are installed and have the latest software versions. For more
information, see

"CS 1000 and Signaling Server installation" (page 105)

.

Determine that the software and hardware components required for
Office Communications Server (OCS) 2007 have the latest software
versions. For more information, see

"OCS 2007 component installation"

(page 105)

.

Determine the system requirements for the OC 2007 client. For more
information, see

"OC 2007 client requirements" (page 47)

.

Determine capacity requirements for all components. For more
information, see

"Capacity Planning" (page 46)

.

Prepare your infrastructure.

Plan for external user setup. For more information, see

"Access Edge

Server" (page 27)

.

Plan your implementation strategy.

For more information on deploying OCS 2007, see the Microsoft Office
Communications Server 2007 Planning Guide
. Download Microsoft
documentation from the Download Center at

www.microsoft.com

.

Network configuration

The main consideration when you plan and engineer the Converged
Office desktop is the size of the network. Networks are divided into three
main categories: small, medium, and large. Each type requires specific
configuration.

The following sections describe typical network topologies to assist in
determining capacity and robustness requirements.

Nortel Communication Server 1000

Nortel Converged Office Fundamentals — Microsoft Office Communications Server 2007

NN43001-121

01.03

Standard

Release 5.0

30 April 2008

Copyright © 2005–2008, Nortel Networks

.