<enter>~Ctrl-Z will suspend the ssh session, too. I've also found it useful to do <enter>~C - then you can configure port forwarding without having to open a n

<enter>~Ctrl-Z will suspend the ssh session, too. I've also found it useful to do <enter>~C - then you can configure port forwarding without having to open a new ssh session. (~C opens a command line, enter "help" for available commands.)