Host mini
   ControlPath ~/.ssh/master-%r@%h:%p
   ControlMaster auto
   ControlPersist yes
   HostName 192.168.10.104
   Port 22
   User abc

Host mini ControlPath ~/.ssh/master-%r@%h:%p ControlMaster auto ControlPersist yes HostName 192.168.10.104 Port 22 User abc