TCPDUMP moon# tcpdump -i eth0 not port ssh and not port domain and not arp > /tmp/tcpdump.log 2>&1 & alice# 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 * Caching service dependencies ... [ ok ] * Starting firewall ... [ ok ] carol# /etc/init.d/iptables start 2> /dev/null * Caching service dependencies ... [ ok ] * Starting firewall ... [ ok ] dave# /etc/init.d/iptables start 2> /dev/null * Caching service dependencies ... [ ok ] * Starting firewall ... [ ok ] carol# ipsec start Starting strongSwan 4.2.10 IPsec [starter]... dave# ipsec start Starting strongSwan 4.2.10 IPsec [starter]... moon# ipsec start Starting strongSwan 4.2.10 IPsec [starter]... carol# sleep 2 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 4.2.10] 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 and are sending it upon request 108 "home" #1: STATE_MAIN_I3: sent MI3, expecting MR3 002 "home" #1: Peer ID is ID_FQDN: '@moon.strongswan.org' 002 "home" #1: crl not found 002 "home" #1: certificate status unknown 002 "home" #1: ISAKMP SA established 004 "home" #1: STATE_MAIN_I4: ISAKMP SA established 002 "home" #1: sending ModeCfg request 002 "home" #1: parsing ModeCfg reply 002 "home" #1: setting virtual IP source address to 10.3.0.1 002 "home" #1: received ModeCfg reply, established 004 "home" #1: STATE_MODE_CFG_I2: received ModeCfg reply, 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=>0xb4320a7f <0x782e998f} 004 "home" #2: STATE_QUICK_I2: sent QI2, IPsec SA established {ESP=>0xb4320a7f <0x782e998f} dave# ipsec up home 002 "home" #1: initiating Main Mode 104 "home" #1: STATE_MAIN_I1: initiate 003 "home" #1: ignoring Vendor ID payload [strongSwan 4.2.10] 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 and are sending it upon request 108 "home" #1: STATE_MAIN_I3: sent MI3, expecting MR3 002 "home" #1: Peer ID is ID_FQDN: '@moon.strongswan.org' 002 "home" #1: crl not found 002 "home" #1: certificate status unknown 002 "home" #1: ISAKMP SA established 004 "home" #1: STATE_MAIN_I4: ISAKMP SA established 002 "home" #1: sending ModeCfg request 002 "home" #1: parsing ModeCfg reply 002 "home" #1: setting virtual IP source address to 10.3.0.2 002 "home" #1: received ModeCfg reply, established 004 "home" #1: STATE_MODE_CFG_I2: received ModeCfg reply, 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=>0x8fed989d <0xa3e3ffa6} 004 "home" #2: STATE_QUICK_I2: sent QI2, IPsec SA established {ESP=>0x8fed989d <0xa3e3ffa6} TEST carol# cat /var/log/auth.log | grep 'setting virtual IP source address to 10.3.0.1' [YES] Dec 26 09:38:00 carol pluto[12580]: "home" #1: setting virtual IP source address to 10.3.0.1 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 835s; 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=0.689 ms dave# cat /var/log/auth.log | grep 'setting virtual IP source address to 10.3.0.2' [YES] Dec 26 09:38:05 dave pluto[7141]: "home" #1: setting virtual IP source address to 10.3.0.2 dave# 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 924s; newest IPSEC; eroute owner dave# 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=1.06 ms moon# ipsec status | grep 'rw-carol.*STATE_QUICK_R2.*IPsec SA established' [YES] 000 #2: "rw-carol"[1] 192.168.0.100 STATE_QUICK_R2 (IPsec SA established); EVENT_SA_REPLACE in 1105s; newest IPSEC; eroute owner moon# ipsec status | grep 'rw-dave.*STATE_QUICK_R2.*IPsec SA established' [YES] 000 #4: "rw-dave"[2] 192.168.0.200 STATE_QUICK_R2 (IPsec SA established); EVENT_SA_REPLACE in 1108s; newest IPSEC; eroute owner moon# killall tcpdump moon# cat /tmp/tcpdump.log | grep 'IP carol.strongswan.org > moon.strongswan.org: ESP' [YES] 09:38:08.416491 IP carol.strongswan.org > moon.strongswan.org: ESP(spi=0xb4320a7f,seq=0x1), length 132 moon# cat /tmp/tcpdump.log | grep 'IP moon.strongswan.org > carol.strongswan.org: ESP' [YES] 09:38:08.416791 IP moon.strongswan.org > carol.strongswan.org: ESP(spi=0x782e998f,seq=0x1), length 132 moon# cat /tmp/tcpdump.log | grep 'IP dave.strongswan.org > moon.strongswan.org: ESP' [YES] 09:38:09.175058 IP dave.strongswan.org > moon.strongswan.org: ESP(spi=0x8fed989d,seq=0x1), length 132 moon# cat /tmp/tcpdump.log | grep 'IP moon.strongswan.org > dave.strongswan.org: ESP' [YES] 09:38:09.175526 IP moon.strongswan.org > dave.strongswan.org: ESP(spi=0xa3e3ffa6,seq=0x1), length 132 alice# killall tcpdump alice# cat /tmp/tcpdump.log | grep 'IP carol1.strongswan.org > alice.strongswan.org: ICMP echo request' [YES] 09:38:08.170331 IP carol1.strongswan.org > alice.strongswan.org: ICMP echo request, id 27441, seq 1, length 64 alice# cat /tmp/tcpdump.log | grep 'IP alice.strongswan.org > carol1.strongswan.org: ICMP echo reply' [YES] 09:38:08.174746 IP alice.strongswan.org > carol1.strongswan.org: ICMP echo reply, id 27441, seq 1, length 64 alice# cat /tmp/tcpdump.log | grep 'IP dave1.strongswan.org > alice.strongswan.org: ICMP echo request' [YES] 09:38:08.928771 IP dave1.strongswan.org > alice.strongswan.org: ICMP echo request, id 10012, seq 1, length 64 alice# cat /tmp/tcpdump.log | grep 'IP alice.strongswan.org > dave1.strongswan.org: ICMP echo reply' [YES] 09:38:08.928828 IP alice.strongswan.org > dave1.strongswan.org: ICMP echo reply, id 10012, seq 1, length 64 POST-TEST moon# ipsec stop Stopping strongSwan IPsec... carol# ipsec stop Stopping strongSwan IPsec... dave# 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 ] dave# /etc/init.d/iptables stop 2> /dev/null * Stopping firewall ... [ ok ] carol# ip addr del 10.3.0.1/32 dev eth0 dave# ip addr del 10.3.0.2/32 dev eth0