-This scenario enables IPCOMP compression between roadwarrior <b>carol</b> and
-gateway <b>moon</b>. Two pings from <b>carol</b> to <b>alice</b> checks
-the established tunnel with compression.
+This scenario enables IPComp compression between roadwarrior <b>carol</b> and
+gateway <b>moon</b>. Two pings from <b>carol</b> to <b>alice</b> check
+the established tunnel with compression. The packet sizes of the two pings
+are different because the kernel does not compress small packets.
moon:: cat /var/log/daemon.log::IKE_AUTH response.*N(IPCOMP_SUP)::YES
moon:: ip xfrm state::proto comp spi::YES
carol::ip xfrm state::proto comp spi::YES
-carol::ping -n -c 2 -s 8184 -p deadbeef PH_IP_ALICE::8192 bytes from PH_IP_ALICE::YES
+carol::ping -n -c 1 -s 8184 -p deadbeef PH_IP_ALICE::8192 bytes from PH_IP_ALICE::YES
+carol::ping -n -c 1 PH_IP_ALICE::64 bytes from PH_IP_ALICE::YES
moon::tcpdump::carol.strongswan.org > moon.strongswan.org: ESP::YES
moon::tcpdump::moon.strongswan.org > carol.strongswan.org: ESP::YES
-
keyingtries=1
keyexchange=ikev2
compress=yes
+ leftfirewall=yes
conn home
left=PH_IP_CAROL
# /etc/strongswan.conf - strongSwan configuration file
charon {
- load = curl aes des sha1 sha2 md5 pem pkcs1 gmp random nonce x509 revocation hmac xcbc stroke kernel-netlink socket-default
+ load = curl aes des sha1 sha2 md5 pem pkcs1 gmp random nonce x509 revocation hmac xcbc stroke kernel-netlink socket-default updown
}
keyingtries=1
keyexchange=ikev2
compress=yes
+ leftfirewall=yes
conn rw
left=PH_IP_MOON
# /etc/strongswan.conf - strongSwan configuration file
charon {
- load = curl aes des sha1 sha2 md5 pem pkcs1 gmp random nonce x509 revocation hmac xcbc stroke kernel-netlink socket-default
+ load = curl aes des sha1 sha2 md5 pem pkcs1 gmp random nonce x509 revocation hmac xcbc stroke kernel-netlink socket-default updown
}
moon::ipsec stop
carol::ipsec stop
+moon::iptables-restore < /etc/iptables.flush
+carol::iptables-restore < /etc/iptables.flush
+carol::iptables-restore < /etc/iptables.rules
+moon::iptables-restore < /etc/iptables.rules
carol::ipsec start
moon::ipsec start
carol::sleep 2