You can also layer the number of ~'s to skip over intermediary SSH sessions and send the escape to the proper one. \n~~. will escape the 2nd box you've SSH'd t

You can also layer the number of ~'s to skip over intermediary SSH sessions and send the escape to the proper one. \n~~. will escape the 2nd box you've SSH'd to, not the one it was originated from. Useful for escaping a screen'd SSH session that you might access through a jumphost.