[c-nsp] ASR920 Break Into ROMMON

[Scott Miller]

Ya I tried that too, it still tries to find the wrong ios file and start's
its loop again.  This one might be a brick.

On Thu, Dec 3, 2020 at 5:15 PM Aaron <dudepron at gmail.com> wrote:

> Try this
>
>
> https://packetlife.net/blog/2010/oct/11/recovering-no-service-password-recovery-service/
>
>
> On Thursday, December 3, 2020, Aaron <dudepron at gmail.com> wrote:
>
>> Looks like you need to talk to TAC. The password recovery being disabled
>> is not your friend.
>>
>> https://community.cisco.com/t5/routing/asr-920-boot-fail/td-p/3834996
>>
>>
>> On Thursday, December 3, 2020, Scott Miller <fordlove at gmail.com> wrote:
>>
>>> The output didn't seem to format well, let's try it again:
>>>
>>> System Bootstrap, Version 15.5(3r)S2, RELEASE SOFTWARE (fc1)
>>> Technical Support: http://www.cisco.com/techsupport
>>> Copyright (c) 2015 by cisco Systems, Inc.
>>> Compiled Wed 01-Jul-15 03:53 by sdcunha
>>> Starting Initialization of FMAN0
>>> Loading ucode for FMAN0, size: 31424, ver: 106.04.14
>>> Silicon Rev Major:Minor [1:1]
>>> Initializing the pci..
>>> IOFPGA version[17082912]
>>> Boot ROM0
>>> Last reset cause: BootFromUpgradeRegFail
>>> UEA platform with 1572863 Kbytes of main memory
>>>
>>> PASSWORD RECOVERY FUNCTIONALITY IS DISABLED
>>>
>>> .....Break detected: (0x1)
>>> Do you want to reset the router to the factory default
>>> configuration and proceed [y/n] ?y
>>>
>>> Router rebooting with factory default configuration
>>>
>>> System Bootstrap, Version 15.5(3r)S2, RELEASE SOFTWARE (fc1)
>>> Technical Support: http://www.cisco.com/techsupport
>>> Copyright (c) 2015 by cisco Systems, Inc.
>>> Compiled Wed 01-Jul-15 03:53 by sdcunha
>>> Starting Initialization of FMAN0
>>> Loading ucode for FMAN0, size: 31424, ver: 106.04.14
>>> Silicon Rev Major:Minor [1:1]
>>> Initializing the pci..
>>> IOFPGA version[17082912]
>>> Boot ROM0
>>> Last reset cause: BootFromUpgradeRegFail
>>> UEA platform with 1572863 Kbytes of main memory
>>>
>>> PASSWORD RECOVERY FUNCTIONALITY IS DISABLED
>>>
>>> .....Resetting upgrade counter from failed upgrade
>>> Directory asr920-universalk9_npe.16.06.05a.SPA.bin not found
>>> Unable to locate asr920-universalk9_npe.16.06.05a.SPA.bin directory
>>> Unable to load asr920-universalk9_npe.16.06.05a.SPA.bin
>>> boot: error executing "boot
>>> bootflash:asr920-universalk9_npe.16.06.05a.SPA.bin"
>>> autoboot: boot failed, restarting...
>>>
>>> On Thu, Dec 3, 2020 at 4:32 PM Scott Miller <fordlove at gmail.com> wrote:
>>>
>>> > I have a ASR-920-12SZ-IM, which I inadvertently entered the wrong boot
>>> > command in the config, saved the config and rebooted.  Now it's stuck
>>> in a
>>> > boot loop.  I've tried breaking the boot, it asks if I want to reset to
>>> > factory default, and I enter "y", it reboots but still tries to find
>>> that
>>> > same bad ios file I entered in the initial configuration which was
>>> supposed
>>> > to have been whipped when it went to factory default.  I can't for the
>>> life
>>> > of me figure out how to get into ROMMON on this box.  Each time I
>>> break the
>>> > boot, it just goes back to the same question, asking if I want to
>>> factory
>>> > default.
>>> >
>>> > Here's what it's doing:
>>> >
>>> >
>>> > System Bootstrap, Version 15.5(3r)S2, RELEASE SOFTWARE (fc1) Technical
>>> > Support: http://www.cisco.com/techsupport Copyright (c) 2015 by cisco
>>> > Systems, Inc. Compiled Wed 01-Jul-15 03:53 by sdcunha Starting
>>> > Initialization of FMAN0 Loading ucode for FMAN0, size: 31424, ver:
>>> > 106.04.14 Silicon Rev Major:Minor [1:1] Initializing the pci.. IOFPGA
>>> > version[17082912] Boot ROM0 Last reset cause: BootFromUpgradeRegFail
>>> UEA
>>> > platform with 1572863 Kbytes of main memory PASSWORD RECOVERY
>>> FUNCTIONALITY
>>> > IS DISABLED .....Break detected: (0x1) Do you want to reset the router
>>> to
>>> > the factory default configuration and proceed [y/n] ?y Router rebooting
>>> > with factory default configuration System Bootstrap, Version
>>> 15.5(3r)S2,
>>> > RELEASE SOFTWARE (fc1) Technical Support:
>>> http://www.cisco.com/techsupport
>>> > Copyright (c) 2015 by cisco Systems, Inc. Compiled Wed 01-Jul-15 03:53
>>> by
>>> > sdcunha Starting Initialization of FMAN0 Loading ucode for FMAN0, size:
>>> > 31424, ver: 106.04.14 Silicon Rev Major:Minor [1:1] Initializing the
>>> pci..
>>> > IOFPGA version[17082912] Boot ROM0 Last reset cause:
>>> BootFromUpgradeRegFail
>>> > UEA platform with 1572863 Kbytes of main memory PASSWORD RECOVERY
>>> > FUNCTIONALITY IS DISABLED .....Resetting upgrade counter from failed
>>> > upgrade Directory asr920-universalk9_npe.16.06.05a.SPA.bin not found
>>> Unable
>>> > to locate asr920-universalk9_npe.16.06.05a.SPA.bin directory Unable to
>>> load
>>> > asr920-universalk9_npe.16.06.05a.SPA.bin boot: error executing "boot
>>> > bootflash:asr920-universalk9_npe.16.06.05a.SPA.bin" autoboot: boot
>>> failed,
>>> > restarting...
>>> >
>>> >  The boot file  bootflash:asr920-universalk9_npe.16.06.05a.SPA.bin is
>>> > invalid and does not exist.  The correct file which is on the box
>>> > is  bootflash:asr920igp-universalk9_npe.16.06.05a.SPA.bin
>>> >
>>> > Anyone know how to break into ROMMON to blow out this config?  I've
>>> been
>>> > at it for a couple hours, nothing I've found googling seems to work.
>>> >
>>> > Thanks.
>>> >
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>>