[j-nsp] Password recovery on M40

Yuki Arif (EID) Yuki.Arif at eid.ericsson.se
Thu May 29 21:30:25 EDT 2003


Try this method, I got it from 


I hope it is what you are looking for.


> Please do the following to recover/reset the root password:>
>         1.  Obtain console access>
>         2.  Power off the system and boot it up in single user mode.
>             This is done by typing "-s" at the boot: prompt.>
>         3.  Next, the system will do it's normal boot up process.  When
prompted>             for "pathname" enter: /usr/libexec/ui/recovery-mode
>             This will run a script for password recovery.>
>             Enter pathname of shell or RETURN for sh:
> /usr/libexec/ui/recovery-mode>
>         4.  The system will finish booting up and put you at a "root>"prompt
>             as such.>>                 NOTE: the system
>                 Starting CLI ...>                  root>>
>         5.  Now you can go into configuration mode and edit or delete the
>             root authentication password.>>                 root> configure
>                 Entering configuration mode>>                 [edit]
>                 root# delete system root-authentication>
>                 [edit]>                 root# commit and-quit
>                  commit complete>                 Exiting configuration mode>
>         6.  Finally, reboot system.>
>                 root at xxxxxx> request system reboot
>                 Reboot the system ? [yes,no] (no) yes>
> Unfortunately I don't know of a way to do this without rebooting the router.


-----Original Message-----
From: Alberto Alesina
To: juniper-nsp at puck.nether.net
Sent: 5/29/2003 2:41 AM
Subject: [j-nsp] Password recovery on M40

Hi all,

Can anyone tell me how to login via the console into a M40 when you
don't have the root password? (We got the M40 in an auction but realized
that we cannot login into it and we are in a bit of a mess now).

I will highly appreciate any suggestions or pointers.

Thanks a lot.

Alberto Alesina


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