TCPDUMP sun# 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 ] sun# /etc/init.d/iptables start 2> /dev/null * Caching service dependencies ... [ ok ] * Starting firewall ... [ ok ] moon# ipsec start Starting strongSwan 4.3.6 IPsec [starter]... sun# ipsec start Starting strongSwan 4.3.6 IPsec [starter]... moon# sleep 2 moon# ipsec up host-host initiating IKE_SA net-net[1] to fec0::2 generating IKE_SA_INIT request 0 [ SA KE No N(NATD_S_IP) N(NATD_D_IP) ] sending packet: from fec0::1[500] to fec0::2[500] received packet: from fec0::2[500] to fec0::1[500] parsed IKE_SA_INIT response 0 [ SA KE No N(NATD_S_IP) N(NATD_D_IP) N(HTTP_CERT_LOOK) CERTREQ N(MULT_AUTH) ] received cert request for "C=CH, O=Linux strongSwan, CN=strongSwan Root CA" sending cert request for "C=CH, O=Linux strongSwan, CN=strongSwan Root CA" authentication of 'moon.strongswan.org' (myself) with RSA signature successful sending end entity cert "C=CH, O=Linux strongSwan, CN=moon.strongswan.org" establishing CHILD_SA host-host generating IKE_AUTH request 1 [ IDi CERT N(HTTP_CERT_LOOK) CERTREQ IDr AUTH SA TSi TSr N(MOBIKE_SUP) N(ADD_4_ADDR) N(ADD_4_ADDR) N(ADD_6_ADDR) N(MULT_AUTH) N(EAP_ONLY) ] sending packet: from fec0::1[4500] to fec0::2[4500] received packet: from fec0::2[4500] to fec0::1[4500] parsed IKE_AUTH response 1 [ IDr CERT AUTH SA TSi TSr N(AUTH_LFT) N(MOBIKE_SUP) N(ADD_4_ADDR) N(ADD_4_ADDR) N(ADD_6_ADDR) ] received hash-and-url for end entity cert "http://ip6-winnetou.strongswan.org/certs/442b7162c7a4c27bd0f1076e345c5664bed53c7c" fetching certificate from 'http://ip6-winnetou.strongswan.org/certs/442b7162c7a4c27bd0f1076e345c5664bed53c7c' ... fetched certificate "C=CH, O=Linux strongSwan, CN=sun.strongswan.org" using certificate "C=CH, O=Linux strongSwan, CN=sun.strongswan.org" using trusted ca certificate "C=CH, O=Linux strongSwan, CN=strongSwan Root CA" checking certificate status of "C=CH, O=Linux strongSwan, CN=sun.strongswan.org" fetching crl from 'http://ip6-winnetou.strongswan.org/strongswan.crl' ... using trusted certificate "C=CH, O=Linux strongSwan, CN=strongSwan Root CA" crl correctly signed by "C=CH, O=Linux strongSwan, CN=strongSwan Root CA" crl is valid: until Mar 29 23:27:26 2010 certificate status is good reached self-signed root ca with a path length of 0 authentication of 'sun.strongswan.org' with RSA signature successful IKE_SA net-net[1] established between fec0::1[moon.strongswan.org]...fec0::2[sun.strongswan.org] scheduling reauthentication in 3331s maximum IKE_SA lifetime 3511s moon# sleep 1 TEST moon# ipsec status | grep 'host-host.*INSTALLED' [YES] host-host{1}: INSTALLED, TUNNEL, ESP SPIs: cc854637_i c0c9a4fa_o sun# ipsec status | grep 'host-host.*INSTALLED' [YES] host-host{1}: INSTALLED, TUNNEL, ESP SPIs: c0c9a4fa_i cc854637_o moon# ping6 -c 1 -p deadbeef ip6-sun.strongswan.org | grep '64 bytes from ip6-sun.strongswan.org: icmp_seq=1' [YES] 64 bytes from ip6-sun.strongswan.org: icmp_seq=1 ttl=64 time=0.272 ms sun# killall tcpdump sun# cat /tmp/tcpdump.log | grep 'IP6 ip6-moon.strongswan.org > ip6-sun.strongswan.org: ESP' [YES] 00:56:16.704235 IP6 ip6-moon.strongswan.org > ip6-sun.strongswan.org: ESP(spi=0xc0c9a4fa,seq=0x1), length 148 sun# cat /tmp/tcpdump.log | grep 'IP6 ip6-sun.strongswan.org > ip6-moon.strongswan.org: ESP' [YES] 00:56:16.704318 IP6 ip6-sun.strongswan.org > ip6-moon.strongswan.org: ESP(spi=0xcc854637,seq=0x1), length 148 POST-TEST moon# ipsec stop Stopping strongSwan IPsec... sun# ipsec stop Stopping strongSwan IPsec... moon# /etc/init.d/iptables stop 2> /dev/null * Stopping firewall ... [ ok ] sun# /etc/init.d/iptables stop 2> /dev/null * Stopping firewall ... [ ok ]