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don't understand this error on switch

wicharn-r
Level 1
Level 1

when i configured 3550 swich with this command.

- clear arp or

- no ip route ...

this switch rebooted suddenly and showed this error messages when i wrote "show tech pass"command.

"ROM: Bootstrap program is C3550 boot loader

Cat3550_TYM1 uptime is 30 minutes

System returned to ROM by error - Unassigned Exception (0xB661B4)!, PC 0x4CFEDC

System image file is "flash:c3550-i5q3l2-mz.121-9.EA1c/c3550-i5q3l2-mz.121-9.EA1c.bin""

"Interrupt level stacks:

Level Called Unused/Size Name

4 230014 8108/9000 CPU NETWORK INTERFACE CHIP

5 10955 8900/9000 Vegas miami tty xmit hack timer

6 455337 8936/9000 Clock Timer Vector

Spurious interrupts: 308

System was restarted by error - Unassigned Exception (0xB661B4)!, PC 0x4CFEDC

C3550 Software (C3550-I5Q3L2-M), Version 12.1(9)EA1c, RELEASE SOFTWARE (fc1)

Compiled Tue 28-May-02 10:31 by antonino (current version)

Image text-base: 0x00003000, data-base: 0x00685778

Stack trace from system failure:

FP: 0xB68C40, RA: 0x4CFEDC

FP: 0xB68C88, RA: 0x4CFEC4

FP: 0xB68CC0, RA: 0x4D010C

FP: 0xB68D00, RA: 0x4D03A0

FP: 0x0, RA: 0x1A4B14

***************************************************

******* Information of Last System Crash **********

***************************************************"

i would like to know that is this error neccesary?

How should i do?

please give me some suggestion.

thanks a lot

1 Reply 1

amritpatek
Level 6
Level 6

Is this happening often? is it rebooting repeatedly. Guess, its a bug. Upgrading to a latest version of IOS should help solve the problem.

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