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Cisco IOS and NX-OS Software
Cisco IOS Software Releases 12.2 SB
Status
Available
Series Release Date
12-SEP-2005
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Recent Security Notices
25-Sep-2024
Security Advisory: Cisco IOS and IOS XE Software Resource Reservation Protocol Denial of Service Vulnerability
21-Apr-2023
Security Advisory: SNMP Remote Code Execution Vulnerabilities in Cisco IOS and IOS XE Software
Document Categories
Configuration
Reference
Release and Compatibility
Security Notices
Troubleshooting
Security Notices
Security Advisories, Responses and Notices
Cisco IOS and IOS XE Software Resource Reservation Protocol Denial of Service Vulnerability
25-Sep-2024
SNMP Remote Code Execution Vulnerabilities in Cisco IOS and IOS XE Software
21-Apr-2023
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 Tcl Denial of Service Vulnerability
08-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
01-Apr-2019
Cisco IOS and IOS XE Software TACACS+ Client Denial of Service Vulnerability
26-Sep-2018
Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability
27-Sep-2017
Multiple Cisco Products OSPF LSA Manipulation Vulnerability
03-Aug-2017
Cisco IOS and IOS XE Software Layer 2 Tunneling Protocol Denial of Service Vulnerability
22-Mar-2017
Cisco IOS and IOS XE Software Multicast Routing Denial of Service Vulnerabilities
28-Sep-2016
Cisco IOS and IOS XE Software DNS Forwarder Denial of Service Vulnerability
28-Sep-2016
View all documentation of this type
Release and Compatibility
Release Notes
Cisco IOS Software Release 12.2SB
Cross-Platform Release Notes for Cisco IOS Release 12.2SB
12-Sep-2013
Cross-Platform Release Notes for Cisco IOS Release 12.2SB: Caveats for 12.2(31)SB15 through 12.2(33)SB2
12-Sep-2013
Cross-Platform Release Notes for Cisco IOS Release 12.2SB: Caveats for 12.2(28)SB through 12.2(31)SB14
12-Sep-2013
Cisco IOS Software Release 12.2(27)SBC
Release Notes for Cisco IOS Release 12.2(27)SBC
08-Aug-2007
Reference
Command References
IP
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
QoS
Cisco IOS Quality of Service Solutions Command Reference
03-Apr-2006
LAN Switching
Cisco IOS LAN Switching Command Reference
22-Apr-2009
Network Management
Cisco IOS Flexible NetFlow Command Reference
11-Jul-2008
Cisco IOS IP SLAs Command Reference
11-Sep-2007
Cisco IOS NetFlow Command Reference
31-Dec-2007
Dial--Access
Cisco IOS VPDN Command Reference
29-Sep-2008
WAN
Cisco IOS Wide-Area Networking Command Reference
11-Oct-2007
System Management
Cisco IOS Configuration Fundamentals Command Reference
15-Oct-2007
Additional and Legacy Protocols
Cisco IOS AppleTalk Command Reference
03-Apr-2006
Cisco IOS DECnet Command Reference
03-Apr-2006
Cisco IOS ISO CLNS Command Reference
10-Oct-2007
Cisco IOS Novell IPX Command Reference
10-Oct-2007
Cisco IOS Terminal Services Command Reference
29-Jul-2016
Documentation Roadmaps
Cisco IOS Release 12.2SB Documentation Roadmap
25-Apr-2006
Technical References
Cisco SSG-to-ISG DSL Broadband Migration Guide
21-May-2007
Cisco ISG Design and Deployment Guide: Gigabit Ethernet Aggregation Using Cisco IOS Software Release 12.2(31)SB2
19-Jan-2007
Cisco ISG Design and Deployment Guide: Gigabit Ethernet Aggregation Using Cisco IOS Software Release 12.2(28)SB5
31-Oct-2006
Cisco ISG Design and Deployment Guide: ATM Aggregation Using Cisco IOS Software Release 12.2(28)SB5
31-Oct-2006
Configuration
Configuration Examples and TechNotes
Configure Telnet Password on a Router to Avoid Error Message
03-Aug-2006
Use NBAR and ACLs to Block the "Code Red" Worm
02-Aug-2006
Configuration Guides
Cisco IOS Carrier Ethernet Features in Cisco IOS Release 12.2(33)XNE
15-Feb-2011
Cisco IOS LAN Switching Features in Cisco IOS Release 12.2(33)XNE
17-Dec-2009
Cisco IOS Multi-Topology Routing Features in Cisco IOS Release 12.2(33)XNE
10-Dec-2009
Cisco IOS IP Routing: Protocol-Independent Features in Cisco IOS Release 12.2(33)XNE
04-Dec-2009
Cisco IOS Security: Securing the Data Plane Features in Cisco IOS Release 12.2(33)XNE
03-Dec-2009
Cisco IOS IP Switching Features in Cisco IOS Release 12.2(33)XNE
03-Dec-2009
Cisco IOS Security: Secure Connectivity Features in Cisco IOS Release 12.2(33)XNE
03-Dec-2009
Cisco IOS IP Routing Protocols: OSPF Features in Cisco IOS Release 12.2(33)XNE
03-Dec-2009
Cisco IOS IP Addressing Services Features in Cisco IOS Release 12.2(33)XNE
03-Dec-2009
Cisco IOS IP SLAs Features in Cisco IOS Release 12.2(33)XNE
01-Dec-2009
Cisco IOS Security: Securing User Services Features in Cisco IOS Release 12.2(33)XNE
01-Dec-2009
Cisco IOS Broadband Access Aggregation and DSL Features in Cisco IOS Release 12.2(33)XNE
01-Dec-2009
Cisco IOS IP Multicast Features in Cisco IOS Release 12.2(33)XNE
01-Dec-2009
Cisco IOS VPDN Features in Cisco IOS Release 12.2(33)XNE
01-Dec-2009
Cisco IOS Configuration Fundamentals Features in Cisco IOS Release 12.2(33)XNE
01-Dec-2009
View all documentation of this type
Feature Guides
BGP Selective Address Tracking
06-Jan-2011
BGP Support for Fast Peering Session Deactivation
06-Jan-2011
BGP Support for Next-Hop Address Tracking
06-Jan-2011
BGP Support for Nonstop Routing (NSR) with Stateful Switchover (SSO)
06-Jan-2011
Per-VRF Assignment of BGP Router ID
05-Jan-2011
Multi-VRF Support (VRF Lite)
02-Dec-2010
NSF/SSO: L2VPN Pseudowire Redundancy
02-Dec-2010
New Features for Cisco IOS Release 12.2(33)XNE
24-Nov-2009
New Features for Cisco IOS Release 12.2(33)SB
05-Dec-2008
ISG: Policy Control: RADIUS Proxy Enhancement
15-Feb-2008
ISG: Policy Control: Policy Server: CoA ASCII Command Code Support
15-Feb-2008
L2TP Tunnel Connection Speed Labeling
15-Feb-2008
Shell-Based Authentication of VPDN Users
15-Feb-2008
L2TP Dial-Out Load Balancing and Redundancy
15-Feb-2008
L2TP Extended Failover
15-Feb-2008
View all documentation of this type
Troubleshooting
Error and System Messages
Cisco IOS Software Release 12.2(33)XNE
Cisco System Messages
28-Feb-2014
Troubleshooting TechNotes
Troubleshoot High CPU Utilization on Routers
30-Nov-2022
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
View all documentation of this type
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