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Rommon cookie corrupted

iliasov-s
Level 1
Level 1

The following output I have got from

Cisco 3662 after booting

System Bootstrap, Version 12.0(6r)T, RELEASE SOFTWARE (fc1)

Copyright (c) 1999 by cisco Systems, Inc.

Not an format 4 cookie prom; Format version = 0xff!!

*** Warning during test,

Search CPU_TYPE 0x09 failed

Please make sure the mother board cookie is programmed.

C3660 processor with 65536 Kbytes of main memory

Main memory is configured to 64 bit mode with parity disabled

in rommon after issue cookie have got

rommon 1 > cookie

Not a format 4 cookie; Format version = 0xff!!

old cookie contents:

ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

******************** WARNING ************************

cookie content is either not programmed or corrupted.

Loading default mother board cookie format.

!!!!! User needs to SAVE !!!!!

EEPROM contents (hex):

0x00: 04 ff 40 be ef 41 01 00 82 49 03 89 09 42 41 30

0x10: 80 00 00 00 00 02 03 c1 8b 43 41 42 30 31 35 32

0x20: 30 34 35 30 03 00 81 00 00 00 00 04 00 c8 09 f8

0x30: 08 03 4a 00 30 00 09 00 09 34 ff ff ff ff ff ff

0x40: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

0x50: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

0x60: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

0x70: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

How can I fixup this?

1 Reply 1

ciscomoderator
Community Manager
Community Manager

Often times complex troubleshooting issues are best addressed in an interactive session with one of our trained technical assistance engineers. While other forum users may be able to help, it’s often difficult to do so for this type of issue.

To utilize the resources at our Technical Assistance Center, please visit http://www.cisco.com/tac and to open a case with one of our TAC engineers, visit http://www.cisco.com/tac/caseopen

If anyone else in the forum has some advice, please reply to this thread.

Thank you for posting.