Cisco Cisco IOS Software Release 12.4(23)

CMM has its own software image; the image is not bundled with the supervisor engine or MSFC 
images. See the 

 for instructions on downloading the image to the CMM flash memory.

With a Cisco IOS software 12.3XY release, Supervisor Engine 720 requires the CMM to run 
Cisco IOS Release 12.3(8)XY4 or a later release.

With a Cisco IOS software 12.3XY release, Supervisor Engine 720-3B/3BXL requires the CMM to 
run Cisco IOS Release 12.3(8)XY4 or a later release.

The software requirements for CMM to support Voice Features for Cisco IOS Release 12.3(14)T are as 
follows: 

Catalyst Release 7.6(12) is the minimum Catalyst Supervisor Engine software release., 
Cisco recommends Release 8.2(1) or a later release. 

Cisco IOS Release 12.1(19)E is the minimum release, Cisco IOS Release 12.1(20)E or a later release 
is recommended. 

Online diagnostic features require the following: 

For Cisco Catalyst 6500/Cisco 7600 Supervisor Engine running Catalyst OS, Catalyst 
Release 8.1 or a later release is required.

For Cisco Catalyst 6500/Cisco 7600 Supervisor Engine running Cisco IOS, Cisco IOS 
Release 12.1(19)E or a later release is required.

The software requirements for CMM to support all other features are as follows: 

Cisco Catalyst software release: 

Supervisor Engine 1 and Supervisor Engine 2—Refer to the Memory Recommendations and 
Requirements section in the 

 for Supervisor Engine 1 and to the Memory Recommendations and 

Requirements section in the for Supervisor Engine 2 for the minimum and recommended 
memory requirements.

Supervisor Engine 720—Refer to the Supervisor Engine documentation for the minimum and 
recommended memory requirements. 

•Cisco IOS Release: 

Supervisor Engine 1 and Supervisor Engine 2— Minimum release is Cisco IOS 
Release 12.1(19)E, and the recommended release is Cisco IOS Release 12.1(20)E. 

Supervisor Engine 720—Minimum software is the Cisco IOS Release 12.2(14)SX, and the 
recommended release is Cisco IOS Release 12.2(17)SX. 

ISNMP is supported with Cisco IOS Release 12.4 on the CMM. 

Cisco IOS Release 12.4 supports Cisco CallManager Release 3.2(2) and later releases.

For feature support in Cisco IOS Release 12.4, see the 

.