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Switch Catalyst 4948E-F booting into rommon mode

ARUNKG612
Level 1
Level 1
1 Accepted Solution

Accepted Solutions


@ARUNKG612 wrote:

rommon 3 >boot tftp://10.0.0.2/cat4500e-entservicesk9-mz.122-53.SG2.bin

Welcome to Rom Monitor for WS-C4948E-F System


Where did you get the IOS file from? 

  1. Software support for the 4948E-F starts from 15.0(2)SG,15.1(1)SG, 15.1(2)SG and 15.2(4)E. 
  2. 12.2(53)SG is not supported.

View solution in original post

4 Replies 4

Leo Laohoo
Hall of Fame
Hall of Fame

If this is all the information that is provided then all I can say is "cool story, bruh".

I hope you received the information I provided, if not I have copied it below

 

rommon 1 >set
PS1=rommon ! >
ConfigReg=0x0102
RommonVer=12.2(44r)SG12
SupportedFeatures=1
IpAddr=10.0.0.3
Netmask=255.255.255.0
Broadcast=10.0.0.255
Gateway=10.0.0.1
TFTP_FILE=cat4500e-entservicesk9-mz.122-53.SG2.bin
TFTP_CHECKSUM=0
TFTP_SERVER=10.0.0.2
confreg=0x2102
BootedFileName=tftp://10.0.0.2/cat4500e-entservicesk9-mz.122-53.SG2.bin
rommon 2 >
Established physical link 1Gb Full Duplex
Network layer connectivity may take a few seconds

rommon 2 >
rommon 2 >ping 10.0.0.2

Host 10.0.0.2 is alive
rommon 3 >boot tftp://10.0.0.2/cat4500e-entservicesk9-mz.122-53.SG2.bin


Tftp Session details are ....

Filename : /cat4500e-entservicesk9-mz.122-53.SG2.bin
IP Address : 10.0.0.3
Loading from TftpServer: 10.0.0.2

Received data packet # 50091

Loaded 25646261 bytes successfully.

Rommon reg: 0x00004780
Reset2Reg: 0x00009EFF
#
Darkside controller 0x0B43568B..0x0B443A3D original size:0x00012092
Cannot program Darkside controller

Resetting...
#################
diagsk5 version 4.1.0
Extended System ID 21 unsupported
Died at /tmp/ManSupervisorLib.pm line 266.
softreset

 

 


**********************************************************
* *
* Welcome to Rom Monitor for WS-C4948E-F System *
* Copyright (c) 2003-2013 by Cisco Systems, Inc. *
* All rights reserved. *
* *
**********************************************************

 


Checking the partition table and boot sector...
Checking FAT, Files and Directories...
Reclaiming unused space...
Updating FAT...
Primary Rom Monitor Version 12.2(44r)SG12
CPU Rev: 3.1, Board Rev: 8, Board Type: 105, CPLD Hobgoblin-f Rev: 22
Chassis: WS-C4948E-F

Front Panel Phy is Bcm5482s
Got Mac Address: 70:df:2f:d2:06:ff

MAC Address : 70-df-2f-d2-06-ff
IP Address : 10.0.0.3
Netmask : 255.255.255.0
Gateway : 10.0.0.1
TftpServer : Not set.

Peer supervisor not detected or is not running IOS
Supervisor uplinks and all linecards have been reset


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


Type control-C to prevent autobooting.
. . . .
Established physical link 1Gb Full Duplex
Network layer connectivity may take a few seconds
.

******** 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 > [interrupt]

 

rommon 7 >dir bootflash:

File Size (Bytes) File Name
---------------------------------------

Total space = 128165888 bytes, Available = 118149120 bytes


@ARUNKG612 wrote:

rommon 3 >boot tftp://10.0.0.2/cat4500e-entservicesk9-mz.122-53.SG2.bin

Welcome to Rom Monitor for WS-C4948E-F System


Where did you get the IOS file from? 

  1. Software support for the 4948E-F starts from 15.0(2)SG,15.1(1)SG, 15.1(2)SG and 15.2(4)E. 
  2. 12.2(53)SG is not supported.

ARUNKG612
Level 1
Level 1

Thanks for your help, I changed the IOS image as suggested by you, and now I am able to boot the switch normally.