added bad case dave to ikev2/rw-eap-sim-radius scenario

testing/tests/ikev2/rw-eap-sim-radius/pretest.dat

@@ -1,5 +1,6 @@
 moon::/etc/init.d/iptables start 2> /dev/null
 carol::/etc/init.d/iptables start 2> /dev/null
+dave::/etc/init.d/iptables start 2> /dev/null
 alice::cat /etc/raddb/clients.conf
 alice::cat /etc/raddb/eap.conf
 alice::cat /etc/raddb/proxy.conf
@@ -7,6 +8,8 @@ alice::cat /etc/raddb/triplets.dat
 alice::/etc/init.d/radiusd start
 moon::ipsec start
 carol::ipsec start
+dave::ipsec start
 carol::sleep 1
 carol::ipsec up home
-carol::sleep 1
+dave::ipsec up home
+dave::sleep 1