Cisco 3600 Series Routers

• Release Notes for Cisco 3600 Series for Cisco IOS Release 12.1

• Release Notes for Cisco 3600 Series for Cisco IOS Release 12.1 T

• Release Notes for Cisco 3600 Series for Cisco IOS Release 12.1 XI

• Release Notes for Cisco 3600 Series for Cisco IOS Release 12.1(2)XH