.ssh/config

   1 Include ~/.ssh/host_specific_config
   2 Include ~/.ssh/config.d/*.conf
   3 # Debian general configuration
   4 Host *.debian.org
   5   IdentityFile ~/.ssh/identity_debian
   6   UserKnownHostsFile ~/.ssh/known_hosts_debian
   7   VerifyHostKeyDNS yes
   8 # donarmstrong.com general configuration
   9 Host *.donarmstrong.com
  10   User don
  11   UserKnownHostsFile ~/.ssh/known_hosts_don
  12   IdentityFile ~/.ssh/identity_don
  13   ServerAliveInterval 300
  14
  15 # This has to go at the bottom, because it doesn't get overridden
  16 # otherwise.
  17 Host *
  18   ControlMaster auto
  19   ControlPath ~/tmp/%h_%p_%r
  20   ControlPersist 120
  21