Avaya 3100 Mobile Communicator Deployment Guía de usuario Pagina 21

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Figure 4: Avaya 3100 Mobile Communicator Gateway high availability configuration
A redundant system includes an active server and a standby server. Mobile clients access the
active server, while the standby server functions as a backup. The two roles switch freely,
based on the following rules:
• If the Avaya 3100 Mobile Communicator Gateway does not have a configured backup IP
address, it starts in active mode.
• If the Avaya 3100 Mobile Communicator Gateway has a configured backup IP address,
it starts in inactive mode and attempts to locate the standby system.
- If the standby server is in standby mode, the system with the lower IP address
becomes active.
- If the standby server is in active mode, the standby server remains active.
- If the standby server is not located, the local system is declared active.
• If the active system stops, the standby system becomes active.
The pair of Avaya 3100 Mobile Communicator Gateway servers must contain identical software
for redundancy to work. Each server acts as the backup for the other server.
The clients support Avaya 3100 Mobile Communicator Gateway redundancy. The Primary
Avaya 3100 Mobile Communicator Gateway address and Secondary Avaya 3100 Mobile
Communicator Gateway address fields in the clients contain the active and standby Avaya
3100 Mobile Communicator Gateway IP addresses respectively. When the active Avaya 3100
High availability
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