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 * 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 ] moon# ipsec start Starting strongSwan 4.3.6 IPsec [starter]... carol# ipsec start Starting strongSwan 4.3.6 IPsec [starter]... dave# ipsec start Starting strongSwan 4.3.6 IPsec [starter]... carol# sleep 1 carol# ipsec up home initiating IKE_SA home[1] to 192.168.0.1 generating IKE_SA_INIT request 0 [ SA KE No N(NATD_S_IP) N(NATD_D_IP) ] sending packet: from 192.168.0.100[500] to 192.168.0.1[500] received packet: from 192.168.0.1[500] to 192.168.0.100[500] parsed IKE_SA_INIT response 0 [ SA KE No N(NATD_S_IP) N(NATD_D_IP) 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 'carol@strongswan.org' (myself) with RSA signature successful sending end entity cert "C=CH, O=Linux strongSwan, OU=Research, CN=carol@strongswan.org" establishing CHILD_SA home generating IKE_AUTH request 1 [ IDi CERT CERTREQ IDr AUTH SA TSi TSr N(MOBIKE_SUP) N(ADD_6_ADDR) N(MULT_AUTH) N(EAP_ONLY) ] sending packet: from 192.168.0.100[4500] to 192.168.0.1[4500] received packet: from 192.168.0.1[4500] to 192.168.0.100[4500] parsed IKE_AUTH response 1 [ IDr CERT AUTH SA TSi TSr N(AUTH_LFT) N(MOBIKE_SUP) N(ADD_4_ADDR) N(ADD_6_ADDR) N(ADD_6_ADDR) ] received end entity cert "C=CH, O=Linux strongSwan, CN=moon.strongswan.org" using certificate "C=CH, O=Linux strongSwan, CN=moon.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=moon.strongswan.org" fetching crl from 'http://crl.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 'moon.strongswan.org' with RSA signature successful IKE_SA home[1] established between 192.168.0.100[carol@strongswan.org]...192.168.0.1[moon.strongswan.org] scheduling reauthentication in 3350s maximum IKE_SA lifetime 3530s dave# ipsec up home initiating IKE_SA home[1] to 192.168.0.1 generating IKE_SA_INIT request 0 [ SA KE No N(NATD_S_IP) N(NATD_D_IP) ] sending packet: from 192.168.0.200[500] to 192.168.0.1[500] received packet: from 192.168.0.1[500] to 192.168.0.200[500] parsed IKE_SA_INIT response 0 [ SA KE No N(NATD_S_IP) N(NATD_D_IP) 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 'dave@strongswan.org' (myself) with RSA signature successful sending end entity cert "C=CH, O=Linux strongSwan, OU=Accounting, CN=dave@strongswan.org" establishing CHILD_SA home generating IKE_AUTH request 1 [ IDi CERT CERTREQ IDr AUTH SA TSi TSr N(MOBIKE_SUP) N(ADD_6_ADDR) N(MULT_AUTH) N(EAP_ONLY) ] sending packet: from 192.168.0.200[4500] to 192.168.0.1[4500] received packet: from 192.168.0.1[4500] to 192.168.0.200[4500] parsed IKE_AUTH response 1 [ IDr CERT AUTH SA TSi TSr N(AUTH_LFT) N(MOBIKE_SUP) N(ADD_4_ADDR) N(ADD_6_ADDR) N(ADD_6_ADDR) ] received end entity cert "C=CH, O=Linux strongSwan, CN=moon.strongswan.org" using certificate "C=CH, O=Linux strongSwan, CN=moon.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=moon.strongswan.org" fetching crl from 'http://crl.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 'moon.strongswan.org' with RSA signature successful IKE_SA home[1] established between 192.168.0.200[dave@strongswan.org]...192.168.0.1[moon.strongswan.org] scheduling reauthentication in 3303s maximum IKE_SA lifetime 3483s TEST moon# ipsec statusall | grep 'rw.*ESTABLISHED' [YES] rw[1]: ESTABLISHED 1 second ago, 192.168.0.1[moon.strongswan.org]...192.168.0.100[carol@strongswan.org] rw[2]: ESTABLISHED 1 second ago, 192.168.0.1[moon.strongswan.org]...192.168.0.200[dave@strongswan.org] carol# ipsec statusall | grep 'home.*ESTABLISHED' [YES] home[1]: ESTABLISHED 1 second ago, 192.168.0.100[carol@strongswan.org]...192.168.0.1[moon.strongswan.org] carol# ipsec statusall | grep 'IKE proposal: BLOWFISH_CBC_256/HMAC_SHA2_512_256' [YES] home[1]: IKE proposal: BLOWFISH_CBC_256/HMAC_SHA2_512_256/PRF_HMAC_SHA2_512/MODP_2048 carol# ping -c 1 -s 120 -p deadbeef 10.1.0.10 | grep '128 bytes from 10.1.0.10: icmp_seq=1' [YES] 128 bytes from 10.1.0.10: icmp_seq=1 ttl=63 time=1.62 ms carol# ipsec statusall | grep 'BLOWFISH_CBC_192/HMAC_SHA2_256_128,' [YES] home{1}: BLOWFISH_CBC_192/HMAC_SHA2_256_128, 148 bytes_i (0s ago), 148 bytes_o (0s ago), rekeying in 16 minutes carol# ip -s xfrm state | grep 'enc cbc(blowfish).*(192 bits)' [YES] enc cbc(blowfish) 0xe780697702ef611b7a462c90a0c1638c60f3d2b86bf47c92 (192 bits) enc cbc(blowfish) 0xe33c4ac311cac7e8bd641cf393aab89f6b6505e09d9e7a97 (192 bits) dave# ipsec statusall | grep 'home.*ESTABLISHED' [YES] home[1]: ESTABLISHED 1 second ago, 192.168.0.200[dave@strongswan.org]...192.168.0.1[moon.strongswan.org] dave# ipsec statusall | grep 'IKE proposal: BLOWFISH_CBC_128/HMAC_SHA2_256_128' [YES] home[1]: IKE proposal: BLOWFISH_CBC_128/HMAC_SHA2_256_128/PRF_HMAC_SHA2_256/MODP_1536 dave# ping -c 1 -s 120 -p deadbeef 10.1.0.10 | grep '128 bytes from 10.1.0.10: icmp_seq=1' [YES] 128 bytes from 10.1.0.10: icmp_seq=1 ttl=63 time=0.499 ms dave# ipsec statusall | grep 'BLOWFISH_CBC_128/HMAC_SHA1_96,' [YES] home{1}: BLOWFISH_CBC_128/HMAC_SHA1_96, 148 bytes_i (0s ago), 148 bytes_o (0s ago), rekeying in 15 minutes dave# ip -s xfrm state | grep 'enc cbc(blowfish).*(128 bits)' [YES] enc cbc(blowfish) 0x56dc0c5ab10f4c68ee52bf6666f66c11 (128 bits) enc cbc(blowfish) 0x3b2a190d0b92cf5f3ed536ed1f04e9d4 (128 bits) moon# killall tcpdump moon# cat /tmp/tcpdump.log | grep 'IP carol.strongswan.org > moon.strongswan.org: ESP.*length 184' [YES] 23:58:21.443888 IP carol.strongswan.org > moon.strongswan.org: ESP(spi=0xcb1e8816,seq=0x1), length 184 moon# cat /tmp/tcpdump.log | grep 'IP moon.strongswan.org > carol.strongswan.org: ESP.*length 184' [YES] 23:58:21.444099 IP moon.strongswan.org > carol.strongswan.org: ESP(spi=0xcdae67a8,seq=0x1), length 184 moon# cat /tmp/tcpdump.log | grep 'IP dave.strongswan.org > moon.strongswan.org: ESP.*length 180' [YES] 23:58:22.429322 IP dave.strongswan.org > moon.strongswan.org: ESP(spi=0xc7f679cc,seq=0x1), length 180 moon# cat /tmp/tcpdump.log | grep 'IP moon.strongswan.org > dave.strongswan.org: ESP.*length 180' [YES] 23:58:22.429598 IP moon.strongswan.org > dave.strongswan.org: ESP(spi=0xc78bd541,seq=0x1), length 180 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 ]