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Install, Upgrade, and Maintenance Guide for Cisco Unity Connection Release 10.x
Chapter4 Configuring CiscoUnity Connection Cluster
Administering a Unity Connection Cluster
Step4 When prompted to confirm the change in the server status, select OK.
The Server Status column displays the changed status when the change is complete.
Effect on Calls in Progress When Server Status Changes in a Unity Connection Cluster
When the status of a Unity Connection server changes, the effect on calls in progress depend upon the
final status of the server that is handling a call and on the condition of the network. The following table
describes the effects:
If network connections are lost, then calls in progress may be dropped depending upon the nature of the
network problem.
Effect on Unity Connection Web Applications When the Server Status Changes
The functioning of the following web applications is not affected when the server status changes:
•Cisco Unity Connection Administration
•Cisco Unity Connection Serviceability
•Cisco Unity Connection web tools accessed through the Cisco PCA—the Messaging Assistant,
Messaging Inbox, and Personal Call Transfer Rules web tools
•Cisco Web Inbox
•Representational state transfer (REST) API clients
Table4-3 Effect on Calls in Progress When Server Status Changes in a Unity Connection
Cluster
Status Change Effects
Primary to Secondary When the status change is initiated manually, calls in progress are not
affected.
When the status change is automatic, effect on calls in progress depend
on the critical service that stopped.
Secondary to Primary When the status change is initiated manually, calls in progress are not
affected.
When the status change is automatic, effect on calls in progress depend
upon the critical service that stopped.
Secondary to Deactivated Calls in progress are dropped.
To prevent dropped calls, on the Cluster Management page in
Cisco Unity Connection Serviceability, select Stop Taking Calls for
the server and wait until all the calls get ended and deactivate the server.
Primary or Secondary
to Replicating Data
Calls in progress are not affected.
Primary or Secondary
to Split Brain Recovery
Calls in progress are not affected.