Cisco PIX 500 Series Security Appliances


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Cisco Systems® announces the end-of-sale and end-of life dates for the Cisco PIX Firewall OS Version 4.4. The last day to order the affected product is June 26, 2002. Customers with active service contracts will continue to receive support from the Cisco Technical Assistance Center (TAC) as shown in Table 1 in EoL product bulletin. Table 1 describes the end-of-life milestones, definitions, and dates for the Cisco PIX Firewall OS Version 4.4.

Table 1. End-of-Life Milestones and Dates for the Cisco PIX Firewall OS Version 4.4.




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.

June 26, 2002

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.

June 26, 2002

HW = Hardware OS SW = Operating System Software App SW = Application Software



Customers with Cisco PIX "Classic," 10000, 510, and select 520 Firewall units must upgrade these units to a minimum of 16 MB in order to run the 5.2 software train. The Cisco part number PIX-FLASH-16MB= meets these requirements.
Cisco PIX 515 and 525 Firewall units ship with 16 MB of Flash and are not affected. PIX 520 Firewalls manufactured after February of 2000, with serial numbers 18025677 and higher, are not affected. The Cisco PIX 506 has 8 MB of Flash memory, which works correctly with Version 5.2 of the software.


Cisco PIX "Classic," 10000, and 510 Firewall units must be upgraded to a minimum of 32-MB RAM in order to run Cisco PIX Firewall Version 5.2 of the software. Cisco part number PIX-MEM-UPG-128= meets these requirements for the "Classic" and 10000 units; Cisco part number PIX-MEM-5XX-128= meets these requirements for the 510 Firewall units.
Customers with Cisco PIX 501, 506, 506E, 515, 515E, 52x, 525, or 535 Firewall units are not affected.


For more information about the Cisco PIX Firewall OS Version 4.4, visit or contact your local account representative.
For more information about the Cisco End-of-Life Policy, go to:
To subscribe to receive end-of-life/end-of-sale information, go to:

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