Product Bulletins

• Release 12.4T New Features and Hardware Support, No. 3001
• Cisco IOS Software Release 12.4 Features and Hardware Support
• Cisco IOS Software Release 12.4: Security Features and Hardware
• Projected Release Dates for Cisco IOS Software - No. 431
  IOS Release delivery date information

• Cisco IOS Software Release Dates & Milestones, No. 367
  Shows important dates relevant to each Cisco IOS software release and basic definitions of selected Early Deployment releases.

• Standards Supported in Cisco IOS Software Release 12.1/12.1T
  Information outlining the standards supported in Cisco IOS Software 12.1/12.1T

• 12.1(5)XU Product Bulletin, No. 1250
  IOS Software Release 12.1(5)XU Product Bulletin

• Price Change in Cisco IOS Software Delivered on Floppy Media
  This document explains the change in pricing of feature licenses and Cisco IOS Software devlivered on floppy media.

• CIP and CPA Microcode Software Releases 22 and 24 EOS and EOE
  Announces the End of Sales and End of Engineering dates for microcode releases 22 and 24

• Cisco IOS Software Release 12.1(3)XG for 820 Series Routers
  This product bulletin describes the new Cisco IOS Software Release 12.1(3)XG features for the 820 series routers. For Cisco 801-804 series features for this release, please see product bulletin number 1169.

• Cisco IOS Software Release 12.1(3)XG for Cisco 1605-R Routers
  This product bulletin describes the new Cisco IOS Software Release 12.1(3)XG features for the 1605-R series routers.

• Cisco IOS S/W Ongoing Maintenance & Version Releases - No. 1138
  Describes the terms and conditions for the Cisco IOSŪ software ongoing maintenance and version releases for users of Catalyst 2900 XL series and/or Catalyst 3500 XL series switches.

• Cisco IOS SW Product Numbering Change Announcement - No. 1087
  Describes a change to the Cisco IOS software release product numbering scheme.

• Standards Supported in Cisco IOS Software, No. 797
  Information outlining the standards supported in Cisco IOS Software.

• Cisco IOS Virtual LAN Services - No. 627
  This details the vLAN capabilities available within the Cisco IOS software platform.

• TACACS and XTACACS are Considered End-of Maintenance - No.622
  Covers issues associated with end of maintenance of Cisco's TACACS and XTACACS implementations. Does not affect users of TACACS+ or Cisco Secure ACS.

• Cisco IOS SW Feature Matrices: Release 8.3 through 11.2-No. 511
  Provides the mapping of Cisco IOS software features to the specific releases in which they are contained.

• EIGRP Optimizations No. 500
  Outlines enhancements to the EIGRP routing protocol to further increase scalability and stability.

White Papers

• Cisco IOS Network Address Translation Overview
  Provides an overview of Cisco IOS Network Address Translation (NAT).

Technology Briefs

• Cisco IOS Network Address Translation Packaging Update
  This Product Bulletin provides an overview of packaging information and platform support for Cisco IOS Network Address Translation (NAT) and Easy IP functionality.

Release Note

• Cisco IOS Upgrade Ordering Instructions, No. 957