Cisco 7300 Series Routers

End-of-Sale / End-of-Life Announcement for Cisco IOS Software Release 12.2(27)SB

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Product Bulletin No. EOL4058

Cisco Systems® announces the end-of-sale and end-of-life dates for Cisco IOS® Software Release 12.2(27)SB. The last day to order the affected product is November 1, 2006. Maintenance rebuilds and software fixes will no longer be available through Release 12.2(27)SB beyond November 01, 2007. Customers with active service contracts will continue to receive support from the Cisco Technical Assistance Center (TAC) until November 1, 2011.

Cisco IOS Software Release 12.2(27)SBC is the final release of Release 12.2(27)SB.

Table 1 describes the end-of-life milestones, definitions, and dates for the affected product. Table 2 lists the product part numbers affected by this announcement.

Table 1. End-of-Life Milestones and Dates for Release 12.2(27)SB




End-of-Life 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.


End-of-Sale Date

The last date to order the product through Cisco point-of-sale mechanisms. The product is no longer for sale after this date.

01- Nov-2006

End of Software Maintenance Releases date

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.


Last Date of Support

The last date to receive service and support for the product. After this date, all support services for the product are unavailable, and the product becomes obsolete.


Table 2. Product Part Numbers Affected by This Announcement

End-of-Sale Cisco IOS Software Release Versions

Product Description

Release 12.2(27)SBC

Release 12.2(27)SBC1

Release 12.2(27)SBC2

Release 12.2(27)SBC3

Release 12.2(27)SBC4

The listed Cisco IOS Software Release versions are the current versions derived from Release 12.2(27)SB as of the publish date of this announcement. Additional Release 12.2(27)SB maintenance rebuilds (ie: Release 12.2(27)SBCx, where “x” indicates the next maintenance rebuild) may occur prior to the end of software maintenance. All releases and rebuilds of Release 12.2(27)SB are included in this End of Sale/End of Lifeannouncement.

proDuct migration options

Customers currently using Release 12.2(27)SBC on the Cisco 7304 Router are encouraged to migrate to Cisco IOS Software Release 12.2(28)SB. Please Note: When upgrading to a more recent release, certain software images may not be available, hardware may or may not be supported, or memory requirements may have changed. Always consult the Cisco IOS Software Upgrade Planner and Cisco Feature Navigator to verify critical functionality on required platforms. For more information, please visit:

· Cross-Platform Release Notes for Cisco IOS Software Release 12.2SB:

· Cisco IOS Software Lifecycle Dates:

· Cisco IOS Software Upgrade Planner:

· Cisco Feature Navigator:

· Cisco Software Advisor:

· Cisco IOS Software Releases:

· Cisco End-of-Life Policy:

· Subscribe to receive End-of-Life/End-of-Sale information:

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