Host ovslab
     Hostname     <CAMBIAME.POR.UNA.IP>
     LocalCommand /bin/echo -e "\\e]0;OVSLAB\\7"
     ### LocalForward 7002 192.0.2.121:7002  ### O bien, -L 7002:192.0.2.121:7002
     ### LocalForward 443  192.0.2.254:443   ### O bien, -L 443:192.0.2.254:443
     ProxyCommand none

     Host ovsvr01 ovs01
          Hostname     192.0.2.101
          LocalCommand /bin/echo -e "\\e]0;OVS-SRV-01\\7"

     Host ovsvr02 ovs02
          Hostname     192.0.2.102
          LocalCommand /bin/echo -e "\\e]0;OVS-SRV-02\\7"

     Host ovmmgr01 ovsmgr
          Hostname     192.0.2.121
          LocalCommand /bin/echo -e "\\e]0;OVS-MGR\\7"

Host ovs* ovmm*
     ### EscapeChar none
     ForwardAgent yes
     ForwardX11 no
     ForwardX11Trusted no
     ### IdentityFile ~/.ssh/id_rsa
     IdentitiesOnly no
     PermitLocalCommand yes
     ProxyCommand ssh -xT ovslab nc %h %p
     RequestTTY yes
     User root