Cisco Cisco IOS Software Release 15.0(1)M

Cisco IOS Firewall

Cisco Secure VPN

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 1900 series 
integrated services routers:

The Cisco 1900 series integrated services routers platforms are future-enabled with multicore CPUs, 
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 enables you to decouple the deployment of hardware and software, 
providing a stable technology foundation that can quickly adapt to evolving network requirements. The 
Cisco 1900 series integrated services routers offer embedded hardware encryption acceleration, optional 
firewall, intrusion prevention, and application services. In addition, the platforms support the industry’s 
widest range of wired and wireless connectivity options such as T1/E1, xDSL, 3G, and GE. The Cisco 
1941W offers integration of IEEE 802.11n access point that is backward-compatible with IEEE 
802.11a/b/g access points.

For memory recommendations for the Cisco 1941 integrated services routers in Cisco IOS 
Release 15.0M, see the 

.

Cisco IOS Release 15.0M supports the following Cisco 1900 series integrated services routers:

Cisco 1941

Cisco 1941W

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 1900 series integrated service routers, see the following document: