restart the replication appliance to GRUB
at the grub screen, select SLES 11/12xxx Press ‘e’
Scroll down and look for show opts.
append “init=/bin/bash” to the same line
press f10 on the keyboard to boot
remount the root partition as RW
mount -o remount,rw /
To unlock the locked account, use the below command.
/sbin/pam_tally2 -r -u root
To reset the password, Use the below:
Type exit to reboot the appliance