Definitely not "true enterprise", but I have fixed server issues with my phone on a half-hour train ride. Back then I just used SSH password auth to connect to

Definitely not "true enterprise", but I have fixed server issues with my phone on a half-hour train ride. Back then I just used SSH password auth to connect to a server, so no security measures stopped me. Nowadays I'd probably wake up my home desktop and SSH into that and go from there.