Use sshpass to automate password based ssh logins
On some systems the SSH server only allows keyboard-interactive password logins. The sshpass util can be used to emulate an interactive keyboard login even if it is run in non interactive mode.
Use Supermicros IPMI and SSH to power on a server
It is possible to access the IPMI of an Supermicro server via SSH and controll the power of the server.