Good ssh configuration tips on the ~/.ssh/config file

ssh_config

# Strict Host Key Checking avoids know_hosts nuisances
Host *
    Compression Yes
    ControlMaster auto
    ControlPath /tmp/ssh-%r@%h:%p
    ServerAliveInterval 60
    StrictHostKeyChecking no

# Adding two names to the same host server
Host name1 name2
    User andmax
    Port <port other than 22>
    Hostname <ip or address>
    IdentityFile ~/.ssh/id_rsa

# Access target_name host going thru tunnel_host_name
Host target_name
    HostName <ip or address>
    User andmax
    ProxyCommand ssh -aT <tunnel_host_name> nc %h %p