.ssh/config

   1 Include ~/.ssh/host_specific_config
   2 # Debian general configuration
   3 Host *.debian.org
   4   IdentityFile ~/.ssh/identity_debian
   5   UserKnownHostsFile ~/.ssh/known_hosts_debian
   6 # donarmstrong.com general configuration
   7 Host *.donarmstrong.com
   8   User don
   9   UserKnownHostsFile ~/.ssh/known_hosts_don
  10   IdentityFile ~/.ssh/identity_don
  11   ServerAliveInterval 300
  12
  13 # This has to go at the bottom, because it doesn't get overridden
  14 # otherwise.
  15 Host *
  16   ControlMaster auto
  17   ControlPath ~/tmp/%h_%p_%r
  18