Purpose:

This application note describes the procedures that how to recover the password on ONL.

Model:

For all x86 models which installed ONL.

Procedure:

STEP1. Login ONIE rescue mode.

a.

b.

STEP2. Check the ONL installed in which partition.

ONIE:/ # blkid

STEP3. Mount the partition which label name is "ONL-DATA"(/dev/sdb7).

ONIE:/ # mkdir /tmp/onl
ONIE:/ # mount -t ext4 /dev/sdb7 /tmp/onl
ONIE:/ # mount

STEP4. Modify the file /etc/shadow. (Remove the string between the first and the second colon)

E.g., root::10978:0:99999:7:::

ONIE:/ # cd /tmp/onl/etc/
ONIE:/tmp/onl/etc # vi shadow

STEP5. Write all buffered blocks to disk

ONIE:/ # sync

STEP6. Unmount the partition and reboot the switch.

ONIE:/ # umount /tmp/onl
ONIE:/ # reboot

STEP7. Boot to ONL. Then, login by user root, no need password with a console port.

root@localhost:~# passwd root
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully