TCPDUMP moon# tcpdump -i eth0 not port ssh and not port domain and not arp > /tmp/tcpdump.log 2>&1 & PRE-TEST moon# /etc/init.d/iptables start 2> /dev/null * Starting firewall ... [ ok ] carol# /etc/init.d/iptables start 2> /dev/null * Starting firewall ... [ ok ] carol# rm /etc/ipsec.secrets carol# rm /etc/ipsec.d/private/* carol# rm /etc/ipsec.d/certs/* carol# rm /etc/ipsec.d/cacerts/* carol# ipsec start Starting strongSwan IPsec 2.8.11 [starter]... moon# rm /etc/ipsec.secrets moon# rm /etc/ipsec.d/private/* moon# rm /etc/ipsec.d/certs/* moon# rm /etc/ipsec.d/cacerts/* moon# ipsec start Starting strongSwan IPsec 2.8.11 [starter]... moon# sleep 4 moon# scp /etc/ipsec.d/certs/selfCert.der carol:/etc/ipsec.d/certs/peerCert.der moon# scp carol:/etc/ipsec.d/certs/selfCert.der /etc/ipsec.d/certs/peerCert.der moon# ipsec reload Reloading strongSwan IPsec configuration... carol# ipsec reload Reloading strongSwan IPsec configuration... carol# ipsec up home 002 "home" #1: initiating Main Mode 104 "home" #1: STATE_MAIN_I1: initiate 003 "home" #1: ignoring Vendor ID payload [strongSwan 2.8.11] 003 "home" #1: received Vendor ID payload [XAUTH] 003 "home" #1: received Vendor ID payload [Dead Peer Detection] 106 "home" #1: STATE_MAIN_I2: sent MI2, expecting MR2 002 "home" #1: we have a cert but are not sending it 108 "home" #1: STATE_MAIN_I3: sent MI3, expecting MR3 002 "home" #1: Peer ID is ID_DER_ASN1_DN: 'C=CH, O=Linux strongSwan, CN=moon' 002 "home" #1: ISAKMP SA established 004 "home" #1: STATE_MAIN_I4: ISAKMP SA established 002 "home" #2: initiating Quick Mode RSASIG+ENCRYPT+TUNNEL+PFS+UP {using isakmp#1} 112 "home" #2: STATE_QUICK_I1: initiate 002 "home" #2: sent QI2, IPsec SA established {ESP=>0x2c280f72 <0x02a4a705} 004 "home" #2: STATE_QUICK_I2: sent QI2, IPsec SA established {ESP=>0x2c280f72 <0x02a4a705} TEST carol# cat /var/log/auth.log | grep 'we have a cert but are not sending it' [YES] Jul 20 06:56:51 carol pluto[5632]: "home" #1: we have a cert but are not sending it moon# cat /var/log/auth.log | grep 'we have a cert but are not sending it' [YES] Jul 20 06:56:51 moon pluto[6133]: "carol"[1] 192.168.0.100 #1: we have a cert but are not sending it carol# ipsec status | grep 'home.*STATE_QUICK_I2.*IPsec SA established' [YES] 000 #2: "home" STATE_QUICK_I2 (sent QI2, IPsec SA established); EVENT_SA_REPLACE in 975s; newest IPSEC; eroute owner moon# ipsec status | grep 'carol.*STATE_QUICK_R2.*IPsec SA established' [YES] 000 #2: "carol"[1] 192.168.0.100 STATE_QUICK_R2 (IPsec SA established); EVENT_SA_REPLACE in 1109s; newest IPSEC; eroute owner carol# ping -c 1 10.1.0.10 | grep '64 bytes from 10.1.0.10: icmp_seq=1' [YES] 64 bytes from 10.1.0.10: icmp_seq=1 ttl=63 time=16.6 ms moon# killall tcpdump moon# cat /tmp/tcpdump.log | grep 'IP carol.strongswan.org > moon.strongswan.org: ESP' [YES] 06:56:54.424569 IP carol.strongswan.org > moon.strongswan.org: ESP(spi=0x2c280f72,seq=0x1), length 116 moon# cat /tmp/tcpdump.log | grep 'IP moon.strongswan.org > carol.strongswan.org: ESP' [YES] 06:56:54.440886 IP moon.strongswan.org > carol.strongswan.org: ESP(spi=0x02a4a705,seq=0x1), length 116 POST-TEST moon# iptables -v -n -L Chain INPUT (policy DROP 0 packets, 0 bytes) pkts bytes target prot opt in out source destination 1 136 ACCEPT esp -- eth0 * 0.0.0.0/0 0.0.0.0/0 5 1400 ACCEPT udp -- eth0 * 0.0.0.0/0 0.0.0.0/0 udp spt:500 dpt:500 0 0 ACCEPT tcp -- eth0 * 192.168.0.150 0.0.0.0/0 tcp spt:80 429 61697 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:22 43 7014 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp spt:22 Chain FORWARD (policy DROP 0 packets, 0 bytes) pkts bytes target prot opt in out source destination 1 84 ACCEPT all -- eth0 * 192.168.0.100 10.1.0.0/16 policy match dir in pol ipsec reqid 16393 proto 50 1 84 ACCEPT all -- * eth0 10.1.0.0/16 192.168.0.100 policy match dir out pol ipsec reqid 16393 proto 50 Chain OUTPUT (policy DROP 0 packets, 0 bytes) pkts bytes target prot opt in out source destination 1 136 ACCEPT esp -- * eth0 0.0.0.0/0 0.0.0.0/0 4 1192 ACCEPT udp -- * eth0 0.0.0.0/0 0.0.0.0/0 udp spt:500 dpt:500 0 0 ACCEPT tcp -- * eth0 0.0.0.0/0 192.168.0.150 tcp dpt:80 496 99247 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp spt:22 42 6738 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:22 carol# iptables -v -n -L Chain INPUT (policy DROP 0 packets, 0 bytes) pkts bytes target prot opt in out source destination 1 84 ACCEPT all -- eth0 * 10.1.0.0/16 192.168.0.100 policy match dir in pol ipsec reqid 16389 proto 50 1 136 ACCEPT esp -- eth0 * 0.0.0.0/0 0.0.0.0/0 4 1192 ACCEPT udp -- eth0 * 0.0.0.0/0 0.0.0.0/0 udp spt:500 dpt:500 0 0 ACCEPT tcp -- eth0 * 192.168.0.150 0.0.0.0/0 tcp spt:80 404 56635 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp dpt:22 Chain FORWARD (policy DROP 0 packets, 0 bytes) pkts bytes target prot opt in out source destination Chain OUTPUT (policy DROP 0 packets, 0 bytes) pkts bytes target prot opt in out source destination 1 84 ACCEPT all -- * eth0 192.168.0.100 10.1.0.0/16 policy match dir out pol ipsec reqid 16389 proto 50 1 136 ACCEPT esp -- * eth0 0.0.0.0/0 0.0.0.0/0 5 1400 ACCEPT udp -- * eth0 0.0.0.0/0 0.0.0.0/0 udp spt:500 dpt:500 0 0 ACCEPT tcp -- * eth0 0.0.0.0/0 192.168.0.150 tcp dpt:80 473 93593 ACCEPT tcp -- * * 0.0.0.0/0 0.0.0.0/0 tcp spt:22 moon# ipsec stop Stopping strongSwan IPsec... carol# ipsec stop Stopping strongSwan IPsec... moon# /etc/init.d/iptables stop 2> /dev/null * Stopping firewall ... [ ok ] carol# /etc/init.d/iptables stop 2> /dev/null * Stopping firewall ... [ ok ] carol# rm /etc/ipsec.d/private/* carol# rm /etc/ipsec.d/certs/* moon# rm /etc/ipsec.d/private/* moon# rm /etc/ipsec.d/certs/*