This document addresses the need to change the IP address of a Cisco
Unity server without the loss of voice mail functionality. You can anticipate
this whenever infrastructure changes are done, such as moving the Cisco Unity
server to a different virtual LAN (VLAN).
Note: This document assumes that you use a static IP address for your Cisco
Unity server, as this is recommended.
As with any major change, have a full backup of the Cisco Unity server
for disaster recovery.
The information in this document is based on these software and
The information in this document was created from the devices in a
specific lab environment. All of the devices used in this document started with
a cleared (default) configuration. If your network is live, make sure that you
understand the potential impact of any command.
Refer to the
Technical Tips Conventions for more information on document
If Cisco Unity is the Domain Name System (DNS) server for an Active
Directory domain, you must reconfigure the network settings for the DNS. This
only applies with a voice mail-only system.
Complete these steps in order to change the IP address for Cisco Unity:
Select Start > Settings >
Network and Dial-Up Connections > Local Area
From the Local Area Connection Status window, click
On the General tab, highlight Internet Protocol
TCP/IP and click Properties.
From the Internet Protocol (TCP/IP) window, under the General tab,
click the Use the Following IP Address radio button.
In the IP Address field, type the new IP address and click
If any of these programs use the IP address instead of the server name,
you must change the client station setting. Open any of these programs on the
client station and on the recording/playback bar, and complete these steps in
order to change the client station setting:
From the Media Master control bar, click the down
arrow in order to open the Media Master properties
In the Server field, enter the server name or new IP address.
Click OK for the change to take effect.
Repeat this procedure on all workstations used to access the Cisco