Cisco IOS Software Releases 12.2 SX

Data Sheets and Product Information

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

• English

  • End-of-Sale and End-of-Life Announcement for the Cisco Select IOS Software Versions for SR500 12-Nov-2019
  • End-of-Sale and End-of-Life Announcement for the Cisco IOS Software Release 15.4(1)SY 30-Nov-2017
  • End-of-Sale and End-of-Life Announcement for the Cisco IOS Software Release 15.3(1)SY for Cisco Catalyst 6500 Series Switches 31-Oct-2016
  • End-of-Sale and End-of-Life Announcement for the Cisco IOS Software Release 15.2(2)SY for Cisco Catalyst 6500 Series Switches 31-Oct-2016
  • End-of-Sale and End-of-Life Announcement for the Cisco IOS Software Release 15.2(1)SY for Cisco Catalyst 6500 Series Switches 31-Oct-2016
  • End-of-Sale and End-of-Life Announcement for the Cisco IOS Software Release 15.1(2)SY for the Cisco Catalyst 6500 Series Switches 09-Feb-2016
  • End-of-Sale and End-of-Life Announcement for the Cisco IOS Software Release 12.2(18)SXF for the Cisco Catalyst 6500 Series 13-Nov-2009
  • End-of-Sale and End-of-Life Announcement for the Cisco Catalyst 6500 IOS Software Release 15.0(1)SY 30-Apr-2014
  • End-of-Sale and End-of-Life Announcement for the Cisco Catalyst 6500 IOS Software Release 15.1(1)SY 30-Apr-2014

• French - Canadian

  • Annonce d’arrêt de commercialisation et de fin de vie de Cisco Select IOS Software Versions for SR500 12-Nov-2019
  • Annonce d’arrêt de commercialisation et de fin de vie de Cisco IOS Software Release 15.4(1)SY 30-Nov-2017
  • Annonce d’arrêt de commercialisation et de fin de vie de la version 15.2(2)SY du logiciel d’exploitation Cisco IOS des commutateurs Cisco Catalyst de série 6500 31-Oct-2016
  • Annonce d’arrêt de commercialisation et de fin de vie de la version 15.3(1)SY du logiciel d’exploitation Cisco IOS pour commutateurs Cisco Catalyst de série 6500 31-Oct-2016
  • Annonce d’arrêt de commercialisation et de fin de vie de la version 15.2(1)SY du logiciel d’exploitation Cisco IOS pour les commutateurs Cisco Catalyst de série 6500 31-Oct-2016
  • Annonce d’arrêt de commercialisation et de fin de vie de la version 15.1(2)SY du logiciel d’exploitation Cisco IOS pour les commutateurs Cisco Catalyst de série 6500 09-Feb-2016

Q&A

• Cisco IOS Software Packaging 11-Jul-2011

Security Notices

Bulletins

• New Features in Cisco IOS Software Release 12.2(33)SXI4 08-Aug-2017
• Cisco IOS Software Release 15.0(1)SY 20-Mar-2012
• Cisco IOS Software Release 12.2(50)SY New Features and Hardware Support 11-Jul-2011
• Cisco IOS Software Release 12.2(33)SXI, New Features and Hardware Support 27-Apr-2010
• Cisco IOS Software Release 12.2SX New Features and Hardware Support 22-Aug-2007
• Cisco IOS Software Release 12.2(18)SXE New Features and Hardware Support 09-Jan-2006
• Cisco IOS Software Releases 12.2(18)SXE New Security Features & Harware Support 18-Apr-2005

Field Notices

• Cisco IOS Software Release 12.2(33)SXH4

  • Field Notice: FN - 63206 - Configuring crypto maps in Crypto Connect Mode on 12.2(33)SXH4 based release can cause a sustained increase in CPU utilization 23-Mar-2009

• Cisco IOS Software Release 12.2(14)SX

  • Field Notice: FN - 62809 - Cisco IOS - Select Outdated IOS Releases Removed from Cisco IOS Software Center on Cisco.com 14-Nov-2007

Security Advisories, Responses and Notices

• 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 TACACS+ Client Denial of Service Vulnerability 26-Sep-2018
• Cisco IOS and IOS XE Software VLAN Trunking Protocol Denial of Service Vulnerability 26-Sep-2018
• Cisco IOS, IOS XE, and IOS XR Software Link Layer Discovery Protocol Buffer Overflow Vulnerabilities 28-Mar-2018
• Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability 27-Sep-2017
• Multiple Cisco Products OSPF LSA Manipulation Vulnerability 27-Jul-2017
• Cisco IOS and IOS XE Software DHCP Client Denial of Service Vulnerability 22-Mar-2017
• Cisco IOS and IOS XE Software DNS Forwarder Denial of Service Vulnerability 28-Sep-2016
• Cisco IOS and IOS XE Software AAA Login Denial of Service Vulnerability 28-Sep-2016
• IKEv1 Information Disclosure Vulnerability in Multiple Cisco Products 16-Sep-2016

Release and Compatibility

Master Index

• Cisco IOS Software Release 12.2SX

  • Cisco IOS Master Command List, All Releases 03-Apr-2006

Reference

Command References

• Broadband

  • Cisco IOS VPDN Command Reference 09-Jun-2020

• Debug

  • Cisco IOS Debug Command Reference - Commands A to C 26-Sep-2011
  • Cisco IOS Debug Command Reference - Commands E through H 13-Nov-2017
  • Cisco IOS Debug Command Reference - Commands I through L 12-Nov-2019
  • Cisco IOS Debug Command Reference - Commands M through R 19-Mar-2015
  • Cisco IOS Debug Command Reference - Commands S through Z 27-Sep-2011

• Embedded Management

  • Cisco IOS Embedded Syslog Manager Command Reference 19-Apr-2018

• IP

  • Cisco IOS First Hop Redundancy Protocols Command Reference 23-Apr-2018
  • Cisco IOS IP Addressing Services Command Reference 22-Jul-2020
  • Cisco IOS IP Application Services Command Reference 26-Apr-2020
  • Cisco IOS IP Switching Command Reference 03-Apr-2006
  • Cisco IOS IPv6 Command Reference 03-Apr-2006
  • Cisco IOS Optimized Edge Routing Command Reference 10-Mar-2011
  • Cisco IOS Server Load Balancing Command Reference 23-Apr-2018
  • Cisco IOS Service Advertisement Framework Command Reference 05-Oct-2009

Technical References

• Cisco IOS Software Release 12.2(18)SXE

  • Cisco Safe Harbor IOS Release 12.2(18)SXE2 for Financial Enterprise Customers 17-Aug-2005

Design

Design TechNotes

• Cisco IOS Software Release 12.2(14)SX

  • Maximum Number of Interfaces and Subinterfaces for Cisco IOS Routers: IDB Limits 24-May-2012
  • Guide to Cisco IOS Release Naming 31-Jul-2008
  • Dealing with mallocfail and High CPU Utilization Resulting From the "Code Red" Worm 20-Jun-2008
  • Cisco 12000 Series Internet Router Parity Error Fault Tree 29-Apr-2008
  • How to Protect Your Network Against the Nimda Virus 06-Mar-2008
  • Performance Tuning Basics 11-Jul-2007
  • Cisco Internetworking Operating Systems (IOS) 01-Dec-2006
  • Cisco Internetwork Operating System (Cisco IOS) 02-Feb-2006

Install and Upgrade

Install and Upgrade TechNotes

• Cisco IOS Software Release 12.2(14)SX

  • Access Routers Software Upgrade Procedures 31-Jul-2015
  • How to Choose a Cisco IOS Software Release 27-May-2015
  • How To Copy a System Image from One Device to Another 22-Sep-2014
  • Software Installation and Upgrade Procedure for the 1600, 2000, 2500, 3000, AS5100, and AS5200 24-Jun-2008
  • ROMmon Recovery for the Cisco 4500 and 4700 Series Routers 23-Jan-2008
  • How to Download a Software Image to a Cisco 2600 via TFTP Using the tftpdnld ROMMON Command 06-Dec-2006
  • Upgrading Line Card Firmware on a Cisco 12000 Series Internet Router 04-Dec-2006
  • TFTP Server Selection and Use 02-Feb-2006
  • Xmodem Console Download Procedure Using ROMmon 01-Feb-2006
  • Software Installation and Upgrade Procedure for the AS5350 and AS5400 31-Jan-2006
  • ROMmon Recovery Procedure for the 7000 (RP) Series 30-Jan-2006
  • ROMmon Recovery Procedure for the Cisco 1000 Series Router 29-Jan-2006
  • Software Installation and Upgrade Procedures 29-Jan-2006
  • Cisco IOS Software Upgrade Procedure for Cisco 801, 802, 803, 804, and 805 Series Routers 27-Jan-2006
  • How to Upgrade from ROMmon Using the Boot Image 27-Jan-2006

Configuration

Configuration Examples and TechNotes

• Cisco IOS Software Release 12.2(14)SX

  • Telnet, Console and AUX Port Passwords on Cisco Routers Configuration Example 17-Dec-2019
  • ROMmon Recovery for the Cisco 4500 and 4700 Series Routers 23-Jan-2008
  • Using Network-Based Application Recognition and ACLs for Blocking the "Code Red" Worm 02-Aug-2006
  • Configuring a Core Dump on a GSR Line Card 02-Feb-2006
  • ROMmon Recovery Procedure for the 7000 (RP) Series 30-Jan-2006
  • ROMmon Recovery Procedure for the Cisco 1000 Series Router 29-Jan-2006

• 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

Configuration Guides

• Catalyst 6500 and Cisco 7600 Series Software Configuration Guides

  • Catalyst 6500 Release 12.2SX Software Configuration Guide 25-Apr-2012
  • Catalyst 6500 Release 12.2SXF and Rebuilds Software Configuration Guide 10-Jul-2006
  • Cisco 7600 Series Cisco IOS Software Configuration Guide, 12.2(18)SXF and Rebuilds 01-Nov-2007

• Asynchronous Transfer Mode (ATM)

  • Asynchronous Transfer Mode Configuration Guide, Cisco IOS Release 12.2SX 06-Dec-2011

• Broadband

  • Broadband Access Aggregation and DSL Configuration Guide, Cisco IOS Release 12.2SX 05-Dec-2011

• Carrier Ethernet

  • Carrier Ethernet Configuration Guide, Cisco IOS Release 12.2SX 16-Jun-2011

• Dial and Access

  • Cisco IOS Dial Technologies Configuration Guide, Release 12.2SX 04-Dec-2008

• High Availability

  • High Availability Configuration Guide, Cisco IOS Release 12.2SX 21-Mar-2011

• IP

  • First Hop Redundancy Protocols Configuration Guide, Cisco IOS Release 12.2SX 20-Jul-2011
  • IP Addressing Configuration Guide Library, Cisco IOS Release 12.2SX 19-Mar-2015
  • IP Addressing: DHCP Configuration Guide, Cisco IOS Release 12.2SX 22-Dec-2011
  • IP Addressing: NAT Configuration Guide, Cisco IOS Release 12.2SX 28-Aug-2011
  • IP Application Services Configuration Guide, Cisco IOS Release 12.2SX 07-Apr-2011
  • IP Switching Cisco IOS Switching Paths Overview Configuration Guide, Cisco IOS Release 12.2SX 06-Oct-2011
  • IP Switching: Cisco Express Forwarding Configuration Guide, Cisco IOS Release 12.2SX 06-Oct-2011

Feature Guides

• Cisco IOS Software Release 12.2(33)SXH

  • SNMP Support for VPNs 08-Aug-2007
  • OER Border Router Only Functionality 31-Jul-2007
  • Extended ACL Support for IGMP to Support SSM in IPv4 19-Jul-2007
  • Hardware Acceleration for Multicast VPN Extranet Support 19-Jul-2007
  • PIM Dense Mode Fallback Prevention in a Network Following RP Information Loss 19-Jul-2007
  • BGP Multicast Inter-AS VPN 08-Jul-2007
  • BGP MIB Support Enhancements 06-Jul-2007
  • MSDP Compliance with IETF RFC 3618 18-Jun-2007
  • MSDP MD5 Password Authentication 18-Jun-2007
  • NetFlow MIB and Top Talkers 06-Jun-2007
  • Ethernet Connectivity Fault Management 20-Apr-2007
  • Cisco IOS Software Modularity: MPLS Layer 3 VPNs 17-Apr-2007
  • BGP Dynamic Neighbors 02-Apr-2007
  • PIM Triggered Joins 18-Mar-2007
  • NSF/SSO--MPLS TE and RSVP Graceful Restart 29-Jul-2004

Maintain and Operate

Maintain and Operate TechNotes

• Cisco IOS Software Release 12.2(14)SX

  • Upgrading Line Card Firmware on a Cisco 12000 Series Internet Router 04-Dec-2006
  • Back up and Restore Configuration Files 03-Aug-2006

Troubleshooting

Error and System Messages

• Cisco IOS Release 12.2SX System Message Guide 25-Aug-2007

Troubleshooting TechNotes

• Cisco IOS Software Release 12.2(14)SX

  • Troubleshooting High CPU Utilization in IP Input Process 11-Feb-2019
  • Buffer Tuning for all Cisco Routers 17-Jun-2016
  • Troubleshooting Bus Error Crashes 16-Jun-2016
  • SegV Exceptions 31-May-2016
  • Troubleshooting Buffer Leaks 26-May-2016
  • Less Common Types of System Crashes 12-May-2016
  • Troubleshooting Input Queue Drops and Output Queue Drops 03-May-2016
  • Troubleshooting High CPU Utilization on Cisco Routers 27-Apr-2016
  • Access Routers Software Upgrade Procedures 31-Jul-2015
  • How to Choose a Cisco IOS Software Release 27-May-2015
  • ROMmon Recovery for the Cisco 2600 Series Router and the VG200 29-Sep-2014
  • How To Copy a System Image from One Device to Another 22-Sep-2014
  • Standard Break Key Sequence Combinations During Password Recovery 22-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

Literature

Presentations

• Cisco IOS Software Release 12.2(18)SXD VoD 14-May-2008
• Cisco IOS Software Release 12.2(33)SXH Introduction 22-Aug-2007 (PDF - 10 MB)