Nortel Networks 1000S - Manual (Page 38)

Page 38 of 44 Configuration options
553-3031-010 Standard 3.00 August 2005
Multiple sites
Figure 5 shows a multi-site deployment with a central Call Server and a
branch office.
Figure 5
Central Call Server with branch office
The following apply to a multi-site deployment:
• The Call Server at the central site that provides call processing for the
main and branch offices.
• The multi-site deployment can contain a branch office.
553-AAA2132
Central Office
Survivable!
Survivable!
Survivable!
Survivable!
Media Gateway 1000S
Media Gateway
1000S Expander
Nortel Messaging
Server 500
Call Server Signaling Server
Rest of World
PSTN
Campus IP
Network
Media Gateway 1000B
Signaling Server
Campus IP
Network
Client
Branch Office
Rest of World