JunOS Password Recovery Procedure

This procedure will explain how to recover JunOS password.

1.  Login to machine using console port.  Restart the machine, when appear the boot screen, interrupt the boot process by pressing space.
2.  Go to singel user mode, by type boot -s
3.  System will do normal boot process.  When promped for "pathname", enter
/usr/libexec/ui/recovery-mode
4.  System will bring you to "root>"
5.  At this point, you can delete, or change the root-authentication.  I like change rather than delete it.  Type configure at root> prompt to enter configuration mode.
6.  Now you have been in JunOS configuration mode.  Set root-authentication to change root-authentication password, or delete root-authentication.
7.  Commit to save new root-authentication password.
8.  Reboot it to enter normal process again.