Cisco IOS Release 12.0

• Cisco IOS Release 12.0 Master Indexes
  Online links to topics and commands documented in the Cisco IOS Release 12.0 configuration guides and command references

• New Feature Documentation
  Feature module documentation for new features in Cisco IOS Release 12.0-based releases (such as 12.0 T, 12.0 XA, and so on)

• Release Notes
  Release note documentation for Cisco IOS 12.0-based releases and various platforms

• Caveats
  Caveat documentation for Cisco IOS Releases 12.0 and 12.0 T (includes open and resolved severity 1 and 2 caveats for all platforms)

• Configuration Guides and Command References
  Documentation for tasks and commands necessary to configure and maintain access servers and routers

• Supporting Documents
  Cisco IOS Software Command Summary, Cisco IOS Software System Error Messages, Debug Command Reference, and Dial Solutions Quick Configuration Guide

• Related Documentation

• Compatibility Matrix