testing/tests/nat-two-rw/description.txt

   1 The roadwarriors <b>alice</b> and <b>venus</b> sitting behind the NAT router <b>moon</b> set up
   2 tunnels to gateway <b>sun</b>. UDP encapsulation is used to traverse the NAT router.
   3 <b>leftfirewall=yes</b> automatically inserts iptables-based firewall rules that let pass
   4 the tunneled traffic. In order to test the tunnel, the NAT-ed hosts <b>alice</b> and <b>venus</b>
   5 ping the client <b>bob</b> behind the gateway <b>sun</b>.