Products & Services

End-of-Sale and End-of-Life Announcement for the Cisco IOS Stateful Failover of Network Address Translation (SNAT)

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Cisco announces the end-of-sale and end-of life dates for the Cisco IOS Stateful Failover of Network Address Translation (SNAT). The last day to order the affected product(s) is January 20, 2011. 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 Cisco IOS Stateful Failover of Network Address Translation (SNAT)




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.

July 22, 2010

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.

January 20, 2011

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.

April 20, 2011

End of SW 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.

January 20, 2012

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.

January 20, 2012

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.

January 31, 2014

Table 2. Product Part Numbers Affected by This Announcement

End-of-Sale Product Part Number

Product Description

Replacement Product Part Number

Replacement Product Description

Additional Information


Base Server Software


ASA 5505 Appliance with SW, 10 Users, 8 ports, DES



Base Server Software


ASA 5510 Appliance with SW, 5FE, DES



Base Server Software


ASA 5520 Appliance with SW, HA, 4GE+1FE, DES



Base Server Software


ASA 5540 Appliance with SW, HA, 4GE+1FE, DES



Base Server Software


ASA 5550 Appliance with SW, HA, 8GE+1FE, DES


Product Migration Options

The recommended replacement for the Cisco IOS SNAT feature is the Cisco ASA Adaptive Security Appliance beginning with release 7.0. Table 2 provides a migration recommendation for utilizing Network Address Translation high availability in the Cisco ASA Adaptive Security Appliance. For more information about Cisco ASA Adaptive Security Appliance high availability, consult the ASA Configuration Guide, Configuring High Availability, located at: examples of configuring Cisco ASA Security Appliance, consult the Cisco Security Appliance Command Line Configuration Guide, Version 7.0,located at:

Note: Please check the Cisco ASA release notes for additional requirements to support the NAT high-availability functionality.

Service prices for Cisco products are subject to change after the product End of Sale date.
The Cisco Takeback and Recycle program helps businesses dispose properly of surplus products that have reached their end of useful life. The program is open to all business users of Cisco equipment and its associated brands and subsidiaries. For more information, go to:

For More Information

For more information about the Cisco ASA 5500 Series Adaptive Security Appliance, visit, or contact your local account representative.
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