# ifconfig gif0 create# ifconfig gif0 internal1 internal2# ifconfig gif0 tunnel external1 external2what is internal 1 and internal 2 IP? in freebsd what is external 1 and external 2 IP? in freebsd And how can I know my public IP? 
what is internal 1 and internal 2 ip in freebsd , what is external 1 and external 2 ip in freebsd
freebsd;ipsec