The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.
This publication applies to these releases:
This publication applies to these platforms:
See this product bulletin for information about the standard maintenance and extended maintenance 12.2SX releases:
http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps708/prod_bulletin0900aecd804f0694.html
These release notes are for Cisco IOS Release 12.2(33)SXH and later releases. If you are running a release earlier than Release 12.2(33)SXH, refer to this publication:
http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.2SXF/native/release/notes/OL_4164.html
The most current version of this document is available at this URL:
http://www.cisco.com/en/US/docs/switches/lan/catalyst6500/ios/12.2SX/release/notes/ol_14271.html
Note See the “Hierarchical List of Releases” section for information about parent releases.
This is a chronological list of the 12.2SX releases ending with Release 12.2(33)SXH:
This list shows the relationship between releases:
– Date of release: 25 August 2015
– Based on Release 12.2(33)SXJ9
– Date of release: 25 March 2015
– Based on Release 12.2(33)SXJ8
– Date of release:22 September 2014
– Based on Release 12.2(33)SXI13
– Date of release: 2 September 2014
– Based on Release 12.2(33)SXJ7
– Date of release: 15 Mar 2014
– Based on Release 12.2(33)SXI12
– Date of release: 14 Feb 2014
– Based on Release 12.2(33)SXJ6
– Date of release: 23 Jul 2013
– Based on Release 12.2(33)SXJ5
– Date of release: 08 Feb 2013
– Based on Release 12.2(33)SXJ4
– Date of release: 31 Aug 2012
– Based on Release 12.2(33)SXJ3
– Date of release: 25 Apr 2012
– Based on Release 12.2(33)SXJ2
– Date of release: 19 Dec 2011
– Based on Release 12.2(33)SXJ1 and 12.2(33)SXI8a
– Date of release: 30 Jun 2011
– Based on Release 12.2(33)SXJ and 12.2(33)SXI6
– Date of release: 21 Mar 2011
– Based on Release 12.2(33)SXI5
– Date of release: 13 Sep 2013
– Based on Release 12.2(33)SXI11
– Date of release: 25 Feb 2013
– Based on Release 12.2(33)SXI10
– Date of release: 18 Sep 2012
– Based on Release 12.2(33)SXI9
– Date of release: 02 Mar 2012
– Based on Release 12.2(33)SXI8a
– Date of release: 07 Dec 2011
– Based on Release 12.2(33)SXI8
– Date of release: 03 Nov 2011
– Based on Release 12.2(33)SXI7
– Date of release: 26 Jul 2011
– Based on Release 12.2(33)SXI6
– Date of release: 31 Mar 2011
– Based on Release 12.2(33)SXI5
– Date of release: 29 Oct 2010
– Based on Release 12.2(33)SXI4a
– Date of release: 22 Jul 2010
– Based on Release 12.2(33)SXI4
– Date of release: 09 Jun 2010
– Based on Release 12.2(33)SXI3
– Date of release: 04 Nov 2009
– Based on Release 12.2(33)SXI2a
– Date of release: 03 Sep 2009
– Based on Release 12.2(33)SXI2
– Date of release: 17 Jul 2009
– Based on Release 12.2(33)SXI1
– Date of release: 31 Mar 2009
– Based on Release 12.2(33)SXI
– Date of release: 11 Nov 2008
– Based on Release 12.2(33)SXH3a
– Date of release: 23 Sep 2011
– Based on Release 12.2(33)SXH8a
– Date of release: 23 Mar 2011
– Based on Release 12.2(33)SXH8
– Date of release: 05 Oct 2010
– Based on Release 12.2(33)SXH7
– Date of release: 15 Mar 2010
– Based on Release 12.2(33)SXH6
– Date of release: 21 Oct 2009
– Based on Release 12.2(33)SXH5
– Date of release: 20 Apr 2009
– Based on Release 12.2(33)SXH4
– Date of release: 14 Nov 2008
– Based on Release 12.2(33)SXH3a
– Date of release: 29 Sep 2008
– Based on Release 12.2(33)SXH3
– Date of release: 29 Jul 2008
– Based on Release 12.2(33)SXH2a
– Date of release: 28 Apr 2008
– Based on Release 12.2(33)SXH2
– Date of release: 31 Mar 2008
– Based on Release 12.2(33)SXH1 and Release 12.2(18)SXF13
– Date of release: 18 Jan 2008
– Based on Release 12.2(33)SXH and Release 12.2(18)SXF12
– Date of release: 20 Aug 2007
– Based on Release 12.2(18)SXF10
This publication does not describe features that are available in Release 12.2, Release 12.2 T, Release 12.2 S, or other Release 12.2 early deployment releases.
For a list of the Release 12.2 caveats that apply to Release 12.2SX, see this publication:
http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/prod_release_notes_list.html
For a list of the Release 12.2 S caveats that apply to Release 12.2SX, see this publication:
http://www.cisco.com/en/US/docs/ios/12_2s/release/notes/122Srn.html
A new supervisor engine contains one of the following initial software images:
The UBL software is a minimal network-aware image that can download and install either a Cisco IOS image or a Catalyst operating system image from a running active supervisor engine in the same chassis.
When newly installed as a standby supervisor engine in a redundant application, a supervisor engine running the UBL software automatically attempts to copy the image of the running active supervisor engine in the same chassis. This feature requires the active supervisor engine to be running either Cisco IOS software Release 12.2SXH or later, or Catalyst operating system software Release 8.6(1) or later.
Note When a standby supervisor engine copies a Catalyst operating system software image using UBL, the downloaded image will not include the Multilayer Switch Feature Card (MSFC) software. A Cisco IOS software image that is downloaded using UBL will include the MSFC software.
Note ● Field Programmable Device (FPD) image packages were first introduced on the Catalyst 6500 series switches and Cisco 7600 series routers in Release 12.2(18)SXE.
These sections describe FPD packages:
http://www.cisco.com/en/US/docs/interfaces_modules/shared_port_adapters/configuration/6500series/sipspasw.html
Note ● Release 12.2(33)SXJ and later releases do not support Cisco IOS Software Modularity.
These sections describe Cisco IOS Software Modularity:
See these publications for information about Cisco IOS Software Modularity:
http://www.cisco.com/en/US/docs/ios/swmod/configuration/guide/sw_mod_instl_cfg.html
http://www.cisco.com/en/US/docs/ios/swmod/command/reference/sm_book.html
http://www.cisco.com/en/US/docs/ios/12_4t/netmgmt/configuration/guide/t_eemo.html
Release 12.2(33)SXI4 and later releases do not support Cisco IOS Software Load Balancing (SLB) with Cisco IOS Modularity images.
See the Cisco IOS Software Modularity Command Reference “ Introduction ” for detailed information about specific commands that are not supported in Cisco IOS Software Modularity images.
These sections describes troubleshooting guidelines for the Catalyst 6500 series switch configuration:
Note To attempt recovery from MSFC ROMMON, enter the confreg 0x2102 and reset ROMMON commands.
This section contains troubleshooting guidelines for system-level problems:
This section contains troubleshooting guidelines for module problems:
Note Catalyst 6500 series switches do not support ISL-encapsulated Token Ring frames. To support trunked Token Ring traffic in your network, make trunk connections directly between switches that support ISL-encapsulated Token Ring frames. When a Catalyst 6500 series switch is configured as a VTP server, you can configure Token Ring VLANs from the switch.
Although DTP is a point-to-point protocol, some internetworking devices might forward DTP frames. To avoid connectivity problems that might be caused by a switch acting on these forwarded DTP frames, do the following:
The Spanning Tree Protocol (STP) blocks certain ports to prevent physical loops in a redundant topology. On a blocked port, switches receive spanning tree bridge protocol data units (BPDUs) periodically from neighboring switches. You can configure the frequency with which BPDUs are received by entering the spanning-tree vlan vlan_ID hello-time command (the default frequency is set to 2 seconds). If a switch does not receive a BPDU in the time period defined by the spanning-tree vlan vlan_ID max-age command (20 seconds by default), the blocked port transitions to the listening state, the learning state, and to the forwarding state. As it transitions, the switch waits for the time period specified by the spanning-tree vlan vlan_ID forward-time command (15 seconds by default) in each of these intermediate states. If a blocked spanning tree interface does not receive BPDUs from its neighbor within 50 seconds, it moves into the forwarding state.
Note We do not recommend using the UplinkFast feature on switches with more than 20 active VLANs. The convergence time might be unacceptably long with more than 20 active VLANs.
To debug STP problems, follow these guidelines:
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Note Cisco IOS software displays a message if you exceed the maximum number of virtual interfaces.
For additional troubleshooting information, refer to the publications at this URL:
http://www.cisco.com/en/US/products/hw/switches/ps708/tsd_products_support_troubleshoot_and_alerts.html
http://www.cisco.com/en/US/products/hw/switches/ps708/products_configuration_example09186a0080116ff0.shtml
Cisco Feature Navigator is a web-based tool that enables you to quickly determine which Cisco IOS software images support a specific set of features and which features are supported in a specific Cisco IOS image. You can search by feature or release. Under the release section, you can compare releases side by side to display both the features unique to each software release and the features in common.
To access Cisco Feature Navigator, you must have an account on Cisco.com. If you have forgotten or lost your account information, send a blank e-mail to cco-locksmith@cisco.com. An automatic check will verify that your e-mail address is registered with Cisco.com. If the check is successful, account details with a new random password will be e-mailed to you. Qualified users can establish an account on Cisco.com by following the directions found at this URL:
http://tools.cisco.com/RPF/register/register.do
Cisco Feature Navigator is updated regularly when major Cisco IOS software releases and technology releases occur. For the most current information, go to the Cisco Feature Navigator home page at the following URL:
The following notices pertain to this software license.
This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit ( http://www.openssl.org/).
This product includes cryptographic software written by Eric Young (eay@cryptsoft.com).
This product includes software written by Tim Hudson (tjh@cryptsoft.com).
The OpenSSL toolkit stays under a dual license, i.e. both the conditions of the OpenSSL License and the original SSLeay license apply to the toolkit. See below for the actual license texts. Actually both licenses are BSD-style Open Source licenses. In case of any license issues related to OpenSSL please contact openssl-core@openssl.org.
Copyright © 1998-2007 The OpenSSL Project. All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions, and the following disclaimer in the documentation and/or other materials provided with the distribution.
3. All advertising materials mentioning features or use of this software must display the following acknowledgment: “This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit ( http://www.openssl.org/)”.
4. The names “OpenSSL Toolkit” and “OpenSSL Project” must not be used to endorse or promote products derived from this software without prior written permission. For written permission, please contact openssl-core@openssl.org.
5. Products derived from this software may not be called “OpenSSL” nor may “OpenSSL” appear in their names without prior written permission of the OpenSSL Project.
6. Redistributions of any form whatsoever must retain the following acknowledgment:
“This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit ( http://www.openssl.org/)”.
THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT “AS IS”' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This product includes cryptographic software written by Eric Young (eay@cryptsoft.com). This product includes software written by Tim Hudson (tjh@cryptsoft.com).
Copyright © 1995-1998 Eric Young (eay@cryptsoft.com). All rights reserved.
This package is an SSL implementation written by Eric Young (eay@cryptsoft.com).
The implementation was written so as to conform with Netscapes SSL.
This library is free for commercial and non-commercial use as long as the following conditions are adhered to. The following conditions apply to all code found in this distribution, be it the RC4, RSA, lhash, DES, etc., code; not just the SSL code. The SSL documentation included with this distribution is covered by the same copyright terms except that the holder is Tim Hudson (tjh@cryptsoft.com).
Copyright remains Eric Young’s, and as such any Copyright notices in the code are not to be removed. If this package is used in a product, Eric Young should be given attribution as the author of the parts of the library used. This can be in the form of a textual message at program startup or in documentation (online or textual) provided with the package.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
3. All advertising materials mentioning features or use of this software must display the following acknowledgement:
“This product includes cryptographic software written by Eric Young (eay@cryptsoft.com)”.
The word ‘cryptographic’ can be left out if the routines from the library being used are not cryptography-related.
4. If you include any Windows specific code (or a derivative thereof) from the apps directory (application code) you must include an acknowledgement: “This product includes software written by Tim Hudson (tjh@cryptsoft.com)”.
THIS SOFTWARE IS PROVIDED BY ERIC YOUNG “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
The license and distribution terms for any publicly available version or derivative of this code cannot be changed. i.e. this code cannot simply be copied and put under another distribution license [including the GNU Public License].
For information on obtaining documentation, obtaining support, providing documentation feedback, security guidelines, and also recommended aliases and general Cisco documents, see the monthly What’s New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at:
http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html