Re: AS2511-RJ stuck in rommon

It has to be done with x modem. The link that Brad gave are instructions for newer routers. The oldies like the 2500s and even 3620s, can't speak for the rest of the 3600 series don't have the TFTPDNLD option.

Sent from my iPad

On Sep 9, 2010, at 8:29 PM, Narbik Kocharians <narbikk_at_gmail.com> wrote:

> rommon.
>
> On Thu, Sep 9, 2010 at 5:11 PM, David Prall <dcp_at_dcptech.com> wrote:
>
>> Definitely not xmodem. The 2500's know they have Ethernet ports, they are
>> run from flash routers, so you can't overwrite the image when it is
>> running,
>> so they reboot and under rommon load the requested image, then boot it.
>> From
>> rommon you can load the image without issues. Brad Ellis gave instructions
>> on how to do this via rommon.
>>
>> David
>>
>> --
>> http://dcp.dcptech.com
>>
>>
>>> -----Original Message-----
>>> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
>>> Aundra (Andre) Browning
>>> Sent: Thursday, September 09, 2010 7:16 PM
>>> To: Nathan Pease
>>> Cc: Cisco certification
>>> Subject: Re: AS2511-RJ stuck in rommon
>>>
>>> Not sure which version of code you are running on the 2511 as far as
>>> rommon, etc but you should be able to xmodem the old image via the
>>> console port.
>>>
>>> HTH.......
>>>
>>> Sent from my iPhone
>>>
>>> On Sep 9, 2010, at 12:36 PM, Nathan Pease <pease.nathan_at_gmail.com>
>>> wrote:
>>>
>>>> I was trying to do an ios upgrade on an older AS2511-RJ. Apparently
>>> the ios
>>>> version that I loaded is to big for this router to boot, it sees the
>>> image
>>>> and tries to load it, but then says insufficient memory and reboots.
>>> I need
>>>> to put the old ios image back on it but can't figure out how to do
>>> this. If
>>>> I send it a break during the reboot, I get the following menu and I
>>> am not
>>>> sure what to do from there. Does anyone have any insight on how to do
>>> this?
>>>>
>>>>
>>>> SYSTEM INIT: INSUFFICIENT MEMORY TO BOOT THE IMAGE!
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> %Software-forced reload
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Unexpected exception to CPU vector 34, PC = 31A9086
>>>>
>>>>
>>>>
>>>> -Traceback= 31A9086 3190A3A 3192400 318CCEE 32983C4 3297BAA 31A54C8
>>> 31A5546
>>>> 30EDA82 30EDC78
>>>>
>>>>
>>>>
>>>>
>>>> === Flushing messages (00:00:12 UTC Mon Mar 1 1993) ===
>>>>
>>>>
>>>>
>>>> Buffered messages:
>>>>
>>>> Queued messages:
>>>>
>>>> 00:00:12: %SYS-3-LOGGER_FLUSHING: System pausing to ensure console
>>> debugging
>>>> output.
>>>>
>>>> 00:00:07: %LINK-3-UPDOWN: Interface Ethernet0, changed state to up
>>>> 00:00:07: %LINK-3-UPDOWN: Interface Serial0, changed state to down
>>>> 00:00:12: %SYS-2-MALLOCFAIL: Memory allocation of 10000 bytes failed
>>> from
>>>> 0x318CCE6, alignment 0
>>>> Pool: Processor Free: 0 Cause: Not enough free memory
>>>> Alternate Pool: I/O Free: 1928 Cause: Not enough free memory
>>>>
>>>> -Process= "Init", ipl= 4, pid= 3
>>>> -Traceback= 31909C6 3192400 318CCEE 32983C4 3297BAA 31A54C8 31A5546
>>> 30EDA82
>>>> 30EDC78
>>>> System Bootstrap, Version 11.0(10c)XB1, PLATFORM SPECIFIC RELEASE
>>> SOFTWARE
>>>> (fc1)
>>>> Copyright (c) 1986-1997 by cisco Systems
>>>> 2500 processor with 2048 Kbytes of main memory
>>>>
>>>> %SYS-4-CONFIG_NEWER: Configurations from version 12.0 may not be
>>> correctly
>>>> understood.
>>>> Loading flash:/c2500-c-l.122-29b.bin .
>>>> Abort at 0x10E983C (PC)
>>>>>
>>>>>
>>>>>
>>>>> help
>>>> $ Toggle cache state
>>>> B [filename] [TFTP Server IP address | TFTP Server Name]
>>>> Load and execute system image from ROM or from TFTP
>>> server
>>>> C [address] Continue execution [optional address]
>>>> D /S M L V Deposit value V of size S into location L with modifier
>>> M
>>>> E /S M L Examine location L with size S with modifier M
>>>> G [address] Begin execution
>>>> H Help for commands
>>>> I Initialize
>>>> K Stack trace
>>>> L [filename] [TFTP Server IP address | TFTP Server Name]
>>>> Load system image from ROM or from TFTP server, but do
>>> not
>>>> begin execution
>>>> O Show configuration register option settings
>>>> P Set the break point
>>>> S Single step next instruction
>>>> T function Test device (? for help)
>>>>
>>>>
>>>> Blogs and organic groups at http://www.ccie.net
>>>>
>>>>
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>>
>>
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>>
>>
>>
>>
>>
>>
>>
>
>
> --
> Narbik Kocharians
> CCSI#30832, CCIE# 12410 (R&S, SP, Security)
> www.MicronicsTraining.com
> Sr. Technical Instructor
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Received on Thu Sep 09 2010 - 20:39:04 ART