Release Notes

• Caveats
  Caveat documentation for Release 12.1 and 12.1T. Includes open and resolved, severity 1 & 2 caveats for all platforms

• Cross-Platform Release Notes
  Documentation for Cisco IOS Release 12.1, including features, memory requirements, hardware compatibility, and microcode.

• Feature Pack Release Notes

• Cisco 800 Series Routers

• Cisco uBR900 Series Cable Access Routers
  Release 12.1, 12.1 T, 12.1 XL

• Cisco 1000 Series Routers

• Cisco 1400 Series Routers

• Cisco 1600 Series Routers

• Cisco 1700 Series Routers
  Release 12.1(1)XC, 12.1(3)XJ, and 12.1 T

• Cisco 2500 Series Routers

• Cisco 2600 Series Routers
  Release 12.1, 12.1 T, 12.1 XH, 12.1 XI

• Cisco 3600 Series Routers
  Release 12.1, 12.1 T, 12.1 XH, 12.1 XI

• Cisco MC3810 Multiservice Access Concentrator
  Release 12.1, 12.1 T, 12.1 XA, 12.1 XH, 12.1 XI

• Cisco 4000 Series Routers
  Release 12.1, 12.1 T and 12.1 E

• Catalyst 5000 Family Multilayer Switches
  Release 12.1, 12.1E

• Cisco AS5200 Universal Access Servers
  Release 12.1, 12.1 AA

• Cisco AS5300 Universal Access Server
  Release 12.1, 12.1 T, 12.1 AA, 12.1 XH, 12.1 XI

• Cisco AS5400 Universal Access Servers
  Release 12.1 T, 12.1 XD

• Cisco AS5800 Universal Access Server
  Release 12.1, 12.1 T, 12.1 AA, 12.1 XI, and 12.1 XL

• Catalyst 6000 Family Multilayer Switches
  Release 12.1 E

• Cisco 6400 Universal Access Concentrator
  Release 12.1 DB and 12.1 DC

• Cisco 7000 Family Routers
  Release 12.1 T, 12.1 E and 12.1 XI

• Cisco uBR7200 Series Cable Routers
  Release 12.1, 12.1 T, 12.1 EC

• Cisco Integrated Communications System 7750
  Release 12.1(3)XI

• CIP Microcode Release Note and Upgrade Instructions

• CPA Microcode Release Note and Upgrade Instructions

• Cisco NI-2 DSLAMs
  Release 12.1 DA for Cisco 6130, Cisco 6160, Cisco 6260

• Catalyst 4000 Access Gateway Module
  Release 12.1 XI