User guide

Release Notes for Cisco IOS Release 12.4T

OL-8012-09 Rev. B0

Platform-Specific Information

Cisco 3600 Series Routers

This section contains the following sections with information that is specific to the Cisco 3600 series

routers:

• Introduction, page 60

• Memory Recommendations, page 60

• Supported Hardware, page 60

• Feature Support, page 66

• Additional Notes for the Cisco 3600 Series Routers, page 66

Introduction

The Cisco 3600 series comprises the Cisco 3631and Cisco 3660 routers. As modular solutions, the

Cisco 3600 series routers enable corporations to increase dialup density and take advantage of current

and emerging WAN technologies and networking capabilities. The Cisco 3600 series routers are fully

supported by Cisco IOS software, which includes dialup connectivity, LAN-to-LAN routing, data and

access security, WAN optimization, and multimedia features.

Memory Recommendations

For memory recommendations for the Cisco 3600 series routers in Cisco IOS Release 12.4T, see the

“Memory Recommendations” section on page 8.

Supported Hardware

Cisco IOS Release 12.4T supports the following Cisco 3600 series routers:

• Cisco 3631

• Cisco 3660

For detailed descriptions of the new hardware features, see the “New and Changed Information” section

on page 101.

For additional information about supported hardware for this platform and release, see the

Cisco Software Advisor at the following location:

http://tools.cisco.com/Support/Fusion/FusionHome.do

Table 4 lists the supported interfaces for the Cisco 3600 series routers for Cisco IOS Release 12.4T.