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Community Member

switch 4948

                   Dear All,

I am having the problem with one of my cisco 4948 series switch.

i am trying to load the IOS from rommon mode using tftp server.

but throwing below error.

rommon 13 >boot TFTPcat4500-entservices-mz10.122-53.SG2.bin


Tftp Session details are ....

Filename     : cat4500-entservices-mz10.122-53.SG2.bin
IP Address   : 172.21.174.53
TftpServer   : 172.21.174.54

Received data packet #  10936


UNHANDLED ROMMON EXCEPTION at PC=0b000000
Vector=00000700 MSR=02021230 LR=003040f4
MCSR=00000000
CISR0=00000000 CISR1=00000000
DDR_ERR_DETECT=00000000

**********************************************************
*                                                        *
* Welcome to Rom Monitor for WS-C4948-10GE System.       *
* Copyright (c) 2003-2009, by Cisco Systems, Inc.        *
* All rights reserved.                                   *
*                                                        *
**********************************************************

Rom Monitor Program Version 12.2(31r)SGA4
Supervisor: WS-C4948-10GE  Chassis: WS-C4948
Hardware Revisions - Board: 8.5 CPLD Gill: 19


MAC Address  : e0-5f-b9-c0-03-ff
IP Address   : 172.21.174.53
Netmask      : 255.255.255.0
Gateway      : 172.21.174.54
TftpServer   : 172.21.174.54


***** The system will autoboot in 5 seconds *****

Type control-C to prevent autobooting.
. . . . .

******** The system will autoboot now ********


config-register = 0x102
Autobooting using BOOT variable specified file.....

Could not find a valid file in BOOT environment variable.
BOOT variable can be set from IOS. To find currently set
Rom Monitor variables, please type 'set' command.

For help on choosing a boot method,  type 'confreg' command.
rommon 1 >

Will someone help me how to make my switch alive.

Everyone's tags (2)
1 ACCEPTED SOLUTION

Accepted Solutions
Hall of Fame Super Gold

switch 4948

UNHANDLED ROMMON EXCEPTION at PC=0b000000

Vector=00000700 MSR=02021230 LR=003040f4

MCSR=00000000

CISR0=00000000 CISR1=00000000

DDR_ERR_DETECT=00000000

I think you need to contact Cisco TAC.

3 REPLIES
Hall of Fame Super Gold

switch 4948

UNHANDLED ROMMON EXCEPTION at PC=0b000000

Vector=00000700 MSR=02021230 LR=003040f4

MCSR=00000000

CISR0=00000000 CISR1=00000000

DDR_ERR_DETECT=00000000

I think you need to contact Cisco TAC.

Community Member

switch 4948

May i know wat wil be the possible reson for this error.

Is this a hardware error or something else.

i am not able to format flash also.

Thanks,

Hall of Fame Super Gold

switch 4948

It's hardware fault.  The Flash may be dead.

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