Cisco 1800 Series Integrated Services Routers

End-of-Sale and End-of-Life Announcement for Selected Cisco 1841 T1 Router Bundles with IOS IP Base and IOS Advanced Security (CISCO1841-T1 and CISCO1841-T1SEC/K9)

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Cisco® announces the end-of-sale and end-of life dates for Selected Cisco 1841 T1 Router Bundles with IOS® IP Base and IOS Advanced Security ((CISCO1841-T1 and CISCO1841-T1SEC/K9). The last day to order the affected product(s) is December 21, 2009. Customers with active service contracts will continue to receive support from the Cisco Technical Assistance Center (TAC) as shown in Table 1 of the EoL bulletin. 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.

Table 1. End-of-Life Milestones and Dates for the Selected Cisco 1841 T1 Router Bundles with IOS IP Base and IOS Advanced Security (CISCO1841-T1 and CISCO1841-T1SEC/K9)




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.

June 22, 2009

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.

December 21, 2009

Last Ship Date:

The last-possible ship date that can be requested of Cisco and/or its contract manufacturers. Actual ship date is dependent on lead time.

March 21, 2010

End of Routine Failure Analysis Date:

The last-possible date a routine failure analysis may be performed to determine the cause of product failure or defect.

December 21, 2010

End of New Service Attachment Date:

For equipment and software that is not covered by a service-and-support contract, this is the last date to order a new service-and-support contract or add the equipment and/or software to an existing service-and-support contract.

December 21, 2010

End of Service Contract Renewal Date:

The last date to extend or renew a service contract for the product.

March 18, 2014

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.

December 20, 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

Product Description

Replacement Product Part Number

Replacement Product Description


1841 bundle with WIC-1DSU-T1-V2, IP Base, 32FL/128DR


1841 bundle with HWIC-1DSU-T1, IP Base, 32FL/128DR


1841 Security Bundle with WIC-1DSU-T1-V2, Adv. Sec., 64FL, 256DR


1841 Security Bundle with HWIC-1DSU-T1, Adv. Sec., 64FL, 256DR

Product Migration Options

Customers are encouraged to migrate to the new Cisco 1841 T1 Router bundles with product ID numbers CISCO1841-T1-V2 and C1841-T1SEC-V2/K9. These new products offer feature parity with previous bundles and now include the 1-Port T1/Fractional T1 DSU/CSU High-Speed WAN Interface Card (HWIC-1DSU-T1), insuring the long-term availability of this important solution.
Customers can use the Cisco Technology Migration Plan (TMP) to trade in products and receive credit toward the purchase of new Cisco equipment. For more information about Cisco TMP, go to The Cisco TMP application requires all users to have a user ID.
Service prices for Cisco products are subject to change after the product End of Sale date.

For More Information

For more information about the Cisco 1841 Integrated Services Router, please visit:
For more information about the 1-Port T1/Fractional T1 DSU/CSU High-Speed WAN Interface Card (HWIC-1DSU-T1), please visit or please contact your local account representative.
For more information about the Cisco End-of-Life Policy, please visit:
To subscribe to receive end-of-life/end-of-sale information, please visit: