Cisco announces the end-of-sale and end-of life dates for the Cisco® IOS Software Releases 12.4(20)T and 12.4(22)T. The last day to order the affected product(s) is December 30, 2009. Table 1 describes the end-of-life milestones, definitions, and dates for the affected product(s). Table 2 lists the product part numbers affected by this announcement. For customers with active and paid service and support contracts, support will be available until the termination date of the contract, even if this date exceeds the Last Date of Support shown in Table 1. This announcement is limited to Cisco IOS Software Releases 12.4(20)T and 12.4(22)T, and subsequent IOS releases continue to be available and supported until further notice.
Table 1. End-of-Life Milestones and Dates for the Cisco IOS Software Releases 12.4(20)T and 12.4(22)T
End-of-Llfe Announcement Date
The date the document that announces the end of sale and end of life of a product is distributed to the general public.
July 1, 2009
The last date to order the product through Cisco point-of-sale mechanisms. The product is no longer for sale after this date.
This date also marks end of engineering, maintenance rebuilds, and software fixes through rebuilds of Releases 12.4(20)T and 12.4(22)T. After this date, maintenance rebuilds and software-fix support will be provided only through rebuilds of Release 12.4(24)T, Release 15.0(1)M, or later supported releases (please see Product Migration Options section below for more information).
December 30, 2009
Last Ship Date: OS SW
The last-possible ship date that can be requested of Cisco and/or its contract manufacturers. Actual ship date is dependent on lead time.
December 30, 2009
End of SW Maintenance Releases Date: OS SW
The last date that Cisco Engineering may release any final software maintenance releases or bug fixes. After this date, Cisco Engineering will no longer develop, repair, maintain, or test the product software.
Engineering, maintenance rebuilds, and software fixes will be provided only through rebuilds of Release 12.4(24)T, Release 15.0(1)M, or later supported releases (refer to the Product Migration Options section below for more information).
June 30, 2010
End of Vulnerability/Security Support: OS SW
The last date that Cisco Engineering may release a planned maintenance release or scheduled software remedy for a security vulnerability issue. All software maintenance and/or bug fixes will be provided through successor supported releases.
December 30, 2012
Last Date of Support:
The last date to receive applicable service and support for the product as entitled by active service contracts or by warranty terms and conditions. After this date, all support services for the product are unavailable, and the product becomes obsolete.
December 31, 2014
HW = Hardware OS SW = Operating System Software App. SW = Application Software
Table 2. Product Part Numbers Affected by This Announcement
End-of-Sale Product Part Number
Replacement Product Part Number
The listed Cisco IOS Software Release versions are a representation of releases derived from Releases 12.4(20)T and 12.4(22)T. All releases and rebuilds are included in this end-of-sale and end-of-life announcement.
See the Product Migration Options section below for detailed information on replacing this product.
Product Migration Options
Customers are strongly encouraged to migrate to Cisco IOS Software Release 15.0(1)M. While IOS 12.4(24)T is also a viable migration option, end of sale for IOS 12.4(24)T is planned for the 1st half calendar year 2010. It is highly recommended to migrate to 15.0(1)M due the pending end of life activities on 12.4(24)T over the next few months.