Added ikev2/lookip scenario

testing/tests/ikev2/lookip/pretest.dat

@@ -0,0 +1,10 @@
+moon::iptables-restore < /etc/iptables.rules
+carol::iptables-restore < /etc/iptables.rules
+dave::iptables-restore < /etc/iptables.rules
+carol::ipsec start
+dave::ipsec start
+moon::ipsec start
+carol::sleep 2 
+carol::ipsec up home
+dave::ipsec up home
+carol::sleep 1