Match Host tuulikki.scalene.net exec "ip route |grep -q -E '^(192.168.101.0/24|10.88.0.0/16)'"
  User jswank
  Port 22

Host tuulikki.scalene.net 
  User jswank
  Port 22022

Host tonttu.scalene.net 
  User jswank
  Port 22024

Host www.scalene.net
  User scalene
  Port 22022

Host tilde.club
  User eke

Match Host git.scalene.net exec "ip route |grep -q -E '^(192.168.101.0/24|10.88.0.0/16)'"
  User jswank
  Hostname tonttu.scalene.net