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Cisco 7100 Series VPN Routers

Field Notice: FN - 61736 - Minimum Recommended Cisco IOS Announcement for Cisco7120/40 VPN Routers With QED 2.1


September 28, 2005


     

NOTICE:

THIS FIELD NOTICE IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTY OF MERCHANTABILITY. YOUR USE OF THE INFORMATION ON THE FIELD NOTICE OR MATERIALS LINKED FROM THE FIELD NOTICE IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS FIELD NOTICE AT ANY TIME.

Products Affected

Product

C7120-4T1/VPN/K9

C7140-2FE/2VPN/K8

C7140-2FE/2VPN/K9

C7140-2FE/VPN/K9

C7140-8T/VPN/K9

CISCO7120-4T1

CISCO7120-4T1/VPN

CISCO7120-AE3

CISCO7120-AT3

CISCO7120-E3

CISCO7120-SMI3

CISCO7120-T3

CISCO7140-2AE3

CISCO7140-2AT3

CISCO7140-2E3

CISCO7140-2FE

CISCO7140-2FE/VPN

CISCO7140-2MM3

CISCO7140-2T3

CISCO7140-8T

CISCO7140-8T/VPN

     

Problem Description

Cisco 7120/40 VPN routers running under the minimum recommended Cisco IOS® versions listed in this announcement with a QED 2.1 CPU may reload when certain OIR activity is performed. See the Workaround/Solution section below. A DDTS bug, CSCdr52028, has been filed to document the failure mode. Routers with QED version 1.4 are not affected.

Background

Shipments of Cisco 7120/40 VPN routers prior to September 2000, shipped with version 1.4 of the QED CPU. Development Engineering testing has shown that the 1.4 version of the QED CPU is unaffected by CSCdr52028.

Problem Symptoms

Console Error Message:

sh version output on affected 7120/40 VPN router:

Workaround/Solution

To mitigate exposure to this problem, please upgrade your SW to the following minimum or greater IOS release:

  • 12.1(4)

  • 12.1(4)E

  • 12.1(5)T

DDTS

To follow the bug ID link below and see detailed bug information, you must be a registered user and you must be logged in.

DDTS

Description

CSCdr52028 (registered customers only)

MIPS coding hazard uncovered by rev2.1 of RM7000

     

For More Information

If you require further assistance, or if you have any further questions regarding this field notice, please contact the Cisco Systems Technical Assistance Center (TAC) by one of the following methods:

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