If you don’t know about ClusterSSH, it’s a project that builds on M-x term and ssh to offer a nice and simple way to open remote terminals. It’s available in ELPA and developed at github cssh repository.
The default binding is C-= and asks for the name of the server to connect to, in the minibuffer, with completion. The host list used for the completion comes from tramp and is pretty complete, all the more if you’ve setup ~/.
