Cisco Cisco IOS Software Release 15.0(1)M

The Cisco 2900 series integrated services routers are future-enabled with multicore CPUs, and support 
for high-capacity digital signal processors (DSPs) with a video-ready media engine, in addition to a rich 
set of audio features, future-enhanced video capabilities, high-powered service modules with improved 
availability, Gigabit Ethernet switching with enhanced POE, and new energy monitoring and control 
capabilities while enhancing overall system performance. Additionally, a new Cisco IOS Software 
Universal image and Services Ready Engine module enable you to decouple the deployment of hardware 
and software, providing a flexible technology foundation that can quickly adapt to evolving network 
requirements.

For memory recommendations for the Cisco 2900 series integrated services routers in Cisco IOS 
Release 15.0M, see the 

.

Cisco IOS Release 15.0M supports the following Cisco 2900 series integrated services routers:

Cisco 2901

Cisco 2911

Cisco 2921

Cisco 2951

For detailed descriptions of the new hardware features, see the 

For additional information about supported hardware for this platform and release, go to the 
Cisco Feature Navigator home page at the following URL:

For supported modules on the Cisco 2900 series integrated services routers, see the following document:

For feature support in Cisco IOS Release 15.0M, see the 

This section contains the following sections with information that is specific to the Cisco 3200 series 
rugged integrated services routers (ISR):