Cisco IOS Software Releases 12.2 Special and Early Deployments

Data Sheets and Product Information

End-of-Life and End-of-Sale Notices

• EoS/EoL Announcement For Cisco IOS Software Release 12.3B 02-Jul-2004

Security Notices

Bulletins

• New Cisco IOS Software Release 12.2(25)SEE for Cisco Catalyst 3750 01-Feb-2006
• Cisco IOS 12.2(15)CZ Product Bulletin 11-May-2004

Security Advisories, Responses and Notices

• Cisco IOS and IOS XE Software Resource Reservation Protocol Denial of Service Vulnerability 25-Sep-2024
• Multiple Cisco Operating Systems Unidirectional Link Detection Denial of Service Vulnerability 22-Sep-2021
• Cisco IOS and IOS XE Software Link Layer Discovery Protocol Denial of Service Vulnerability 22-Sep-2021
• Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability 24-Sep-2020
• Cisco IOS and IOS XE Software Information Disclosure Vulnerability 24-Sep-2020
• Cisco IOS and IOS XE Software Common Industrial Protocol Denial of Service Vulnerabilities 03-Jun-2020
• Cisco IOS and IOS XE Software Tcl Denial of Service Vulnerability 03-Jun-2020
• Cisco IOS and IOS XE Software Tcl Arbitrary Code Execution Vulnerability 03-Jun-2020
• Cisco IOS and Cisco IOS XE Software Web UI Cross-Site Request Forgery Vulnerability 13-Apr-2020
• Cisco IOS and IOS XE Software IP Ident Denial of Service Vulnerability 25-Sep-2019
• Cisco IOS and IOS XE Software HTTP Client Information Disclosure Vulnerability 25-Sep-2019
• Cisco IOS and IOS XE Software Hot Standby Router Protocol Information Leak Vulnerability 27-Mar-2019
• Cisco IOS and IOS XE Software Cluster Management Protocol Denial of Service Vulnerability 27-Mar-2019
• Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability 27-Mar-2019
• Cisco IOS and IOS XE Software TACACS+ Client Denial of Service Vulnerability 26-Sep-2018

Release and Compatibility

Release Notes

• Release Notes for Cisco IOS 15454 RAN Service Module for Cisco IOS Release 12.2(29)SM2 17-Mar-2015
• Release Notes for Cisco ONS 15454 RAN Service Module for Cisco IOS Release 12.2(29)SM4 17-Mar-2015
• Release Notes for Cisco ONS 15454 RAN Service Module for Cisco IOS Release 12.2(29)SM3 17-Mar-2015
• Release Notes for the Cisco PDSN 1.2 Feature in Cisco IOS Release 12.2(8)ZB 17-Mar-2015
• Release Notes for the Cisco Home Agent 1.2 Feature in Cisco IOS Release 12.2(8)ZB 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC1c 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC1a 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC1b 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC2f 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC2g 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC2e 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC2e 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC2c 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC2 17-Mar-2015
• Release Notes for Cisco MWR 1941-DC Mobile Wireless Edge Router for Cisco IOS Release 12.2(15)MC2a 17-Mar-2015

Reference

Command References

• Cisco IOS Software Release 12.2(8)YW

  • Commands for GGSN Release 4.0 04-Mar-2006

• Cisco IOS Software Release 12.2(8)YY

  • Commands for GGSN Release 3.1 04-Mar-2006

Configuration

Configuration Examples and TechNotes

• Configuration Examples Listed Under Specific Technologies

  • Asynchronous Transfer Mode (ATM)
  • Broadband Cable
  • Dial and Access
  • DSL and Long-Reach Ethernet
  • IBM Technologies
  • IP
  • LAN Switching
  • Multiprotocol Label Switching (MPLS)
  • Optical
  • Quality of Service (QoS)
  • Security and VPN
  • Storage Networking
  • Voice
  • WAN
  • Wireless / Mobility

• Cisco IOS Software Release 12.2(8)YD

  • Telnet Password on Cisco Router to Avoid Error Message Configuration Example 03-Aug-2006
• Use NBAR and ACLs to Block the "Code Red" Worm 02-Aug-2006

Configuration Guides

• Cisco Persistent Storage Device for Cisco IOS Release 12.2(33)SRD Configuration Guide 24-Oct-2008

Feature Guides

• New Features in Cisco IOS Release 12.2(18)ZYA2 09-Jun-2009
• AIM-ATM, AIM-VOICE-30, and AIM-ATM-VOICE-30 for the Cisco 2600 Series and Cisco 3660 04-Jan-2008
• Supported IOS Software Features for Cisco AS5400 and Cisco AS5350 Universal Gateways on Cisco IOS Release 12.2(2)XA 14-Sep-2007
• IOS Server Load Balancing, 12.2(14)ZA7 06-Aug-2007
• IOS Server Load Balancing, 12.2(14)ZA6 06-Aug-2007
• IOS Server Load Balancing, 12.2(14)ZA5 06-Aug-2007
• IOS Server Load Balancing, 12.2(14)ZA4 06-Aug-2007
• IOS Server Load Balancing, 12.2(14)ZA2 06-Aug-2007
• TCP MSS Adjust 16-Feb-2007
• Cisco IOS Software Licensing 31-Jan-2007
• Cisco IOS In Service Software Upgrade and Enhanced Fast Software Upgrade Process 18-Jan-2007
• ISSU - HSRP 19-Oct-2006
• Configuration Information for GGSN Release 4.0 - 04-Mar-2006
• Configuration Information for GGSN Release 3.1 04-Mar-2006
• IS-IS MIB 22-Aug-2005

Maintain and Operate

End-User Guides

• Cisco IOS Software Releases 12.2 B

  • Cisco Packet Data Serving Node (PDSN) Release 1.2 Feature in Cisco IOS Release 12.2(8)ZB 08-May-2006
  • Using Debug Commands for PDSN Release 1.2 in Cisco IOS Release 12.2(8)ZB 08-May-2006

Troubleshooting

Troubleshooting Guides

• Cisco IOS Software Release 12.2(2)XQ

  • Caveats for Release 12.2(2)XQ1 04-Sep-2001

• Cisco IOS Software Release 12.2(2)XT

  • Caveat Information for Release 12.2(2)XT1 21-Jan-2002

Troubleshooting TechNotes

• Troubleshooting Watchdog Timeouts 21-Jun-2016
• Buffer Tuning for all Cisco Routers 17-Jun-2016
• Troubleshooting Bus Error Crashes 16-Jun-2016
• Understand Software-forced Crashes 16-Jun-2016
• SegV Exceptions 31-May-2016
• Troubleshooting Spurious Accesses, Alignment Errors, and Spurious Interrupts 31-May-2016
• Troubleshooting Buffer Leaks 26-May-2016
• Processor Memory Parity Errors (PMPEs) 25-May-2016
• Less Common Types of System Crashes 12-May-2016
• ROMmon Recovery for the Cisco 2600 Series Router and the VG200 29-Sep-2014
• Maximum Number of Interfaces and Subinterfaces for Cisco IOS Routers: IDB Limits 24-May-2012
• High CPU Utilization in Exec and Virtual Exec Processes 12-Dec-2008
• Troubleshooting High CPU Utilization due to Processes 29-Sep-2008
• Guide to Cisco IOS Release Naming 31-Jul-2008
• Why Does My Router Lose Its Configuration During Reboot? 25-Jun-2008

Literature

White Papers

• New Solution Deployment: Best Practices White Paper 03-Jul-2008
• Performance Management: Best Practices White Paper 16-Jan-2007
• Configuration Management: Best Practices White Paper 12-Nov-2006
• IPSec Stateful Failover (VPN High Availability) Feature Module 17-Jan-2005