Chapter 7 Cisco Unity Failover and Standby Redundancy
Standby Redundancy
Diagram of a Standby Redundancy Configuration
Figure 7-1 shows one possible configuration for a Cisco Unity standby redundancy system.
Figure 7-1 Cisco Unity Standby Redundancy Example Diagram
Data Center 1 | ||
| M | |
Cisco Unity | Cisco | |
primary | ||
Unified CM | ||
server | ||
| ||
| V | |
Exchange | Voice | |
cluster | gateway | |
Active |
| |
Directory |
| |
DC/GC |
| |
Remote site A
IP |
IP |
IP |
IP |
IP phones
PSTN
WAN
Data Center 2 | ||
M |
| |
Cisco | Cisco Unity | |
secondary | ||
Unified CM | ||
server | ||
| ||
V |
| |
Voice | Exchange | |
gateway | cluster | |
| (or warm standby) | |
| Active | |
| Directory | |
| DC/GC | |
Remote site B |
| ||
PIMG or |
| ||
TIMG unit |
| ||
phone | 250787 | ||
| |||
| system | ||
|
| ||
Design Guide for Cisco Unity Release 5.x
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