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<p class="MsoNormal">Hi I m new to ipsec tunnel …. Current we are establishing ipsec tunnel between two linux machines using strongswan open source<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Here are config file : alice <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"># ipsec.conf - strongSwan IPsec configuration file<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">config setup<o:p></o:p></p>
<p class="MsoNormal"> crlcheckinterval=600<o:p></o:p></p>
<p class="MsoNormal"> strictcrlpolicy=no<o:p></o:p></p>
<p class="MsoNormal"> plutostart=no<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">conn %default<o:p></o:p></p>
<p class="MsoNormal"> ikelifetime=60m<o:p></o:p></p>
<p class="MsoNormal"> keylife=20m<o:p></o:p></p>
<p class="MsoNormal"> rekeymargin=3m<o:p></o:p></p>
<p class="MsoNormal"> keyingtries=1<o:p></o:p></p>
<p class="MsoNormal"> keyexchange=ikev2<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">conn host-host<o:p></o:p></p>
<p class="MsoNormal"> left=107.108.204.246<o:p></o:p></p>
<p class="MsoNormal"> right=107.108.204.245<o:p></o:p></p>
<p class="MsoNormal"> leftcert=aliceCert.pem<o:p></o:p></p>
<p class="MsoNormal"> rightid="C=CH, O=Linux strongSwan, CN=venus.strongswan.org"<o:p></o:p></p>
<p class="MsoNormal"> auto=add<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">and same on other side <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"># ipsec.conf - strongSwan IPsec configuration file<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">config setup<o:p></o:p></p>
<p class="MsoNormal"> crlcheckinterval=600<o:p></o:p></p>
<p class="MsoNormal"> strictcrlpolicy=no<o:p></o:p></p>
<p class="MsoNormal"> plutostart=no<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">conn %default<o:p></o:p></p>
<p class="MsoNormal"> ikelifetime=60m<o:p></o:p></p>
<p class="MsoNormal"> keylife=20m<o:p></o:p></p>
<p class="MsoNormal"> rekeymargin=3m<o:p></o:p></p>
<p class="MsoNormal"> keyingtries=1<o:p></o:p></p>
<p class="MsoNormal"> keyexchange=ikev2<o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal">conn host-host<o:p></o:p></p>
<p class="MsoNormal"> left=107.108.204.245<o:p></o:p></p>
<p class="MsoNormal"> right=107.108.204.246<o:p></o:p></p>
<p class="MsoNormal"> leftcert=venusCert.pem<o:p></o:p></p>
<p class="MsoNormal"> rightid="C=CH, O=Linux strongSwan, CN=alice.strongswan.org"<o:p></o:p></p>
<p class="MsoNormal"> leftfirewall=yes<o:p></o:p></p>
<p class="MsoNormal"> auto=add<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">and log when I run <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">/usr/sbin/ipsec statusall<o:p></o:p></p>
<p class="MsoNormal">Status of IKEv2 charon daemon (strongSwan 4.5.3):<o:p></o:p></p>
<p class="MsoNormal"> uptime: 10 seconds, since Sep 19 16:37:53 2011<o:p></o:p></p>
<p class="MsoNormal"> malloc: sbrk 135168, mmap 0, used 82288, free 52880<o:p></o:p></p>
<p class="MsoNormal"> worker threads: 9 of 16 idle, 6/1/0/0 working, job queue: 0/0/0/0, scheduled: 1<o:p></o:p></p>
<p class="MsoNormal"> loaded plugins: aes des sha1 sha2 md5 random x509 revocation constraints pubkey pkcs1 pgp pem fips-prf gmp xcbc hmac attr kernel-netlink resolve socket-default stroke updown eap-aka
<o:p></o:p></p>
<p class="MsoNormal">Listening IP addresses:<o:p></o:p></p>
<p class="MsoNormal"> 107.108.204.246<o:p></o:p></p>
<p class="MsoNormal"> 2011::14<o:p></o:p></p>
<p class="MsoNormal"> 107.108.204.246<o:p></o:p></p>
<p class="MsoNormal">Connections:<o:p></o:p></p>
<p class="MsoNormal"> host-host: 107.108.204.246...107.108.204.245<o:p></o:p></p>
<p class="MsoNormal"> host-host: local: [C=CH, O=Linux strongSwan, OU=Sales, CN=alice@strongswan.org] uses public key authentication<o:p></o:p></p>
<p class="MsoNormal"> host-host: cert: "C=CH, O=Linux strongSwan, OU=Sales, CN=alice@strongswan.org"<o:p></o:p></p>
<p class="MsoNormal"> host-host: remote: [C=CH, O=Linux strongSwan, CN=venus.strongswan.org] uses any authentication<o:p></o:p></p>
<p class="MsoNormal"> host-host: child: dynamic === dynamic TUNNEL<o:p></o:p></p>
<p class="MsoNormal">Security Associations (1 up, 0 connecting):<o:p></o:p></p>
<p class="MsoNormal"> host-host[1]: CONNECTING, 107.108.204.246[%any]...107.108.204.245[%any]<o:p></o:p></p>
<p class="MsoNormal"> host-host[1]: IKE SPIs: c6d28a10188c9f00_i* 0000000000000000_r<o:p></o:p></p>
<p class="MsoNormal"> host-host[1]: Tasks active: IKE_VENDOR IKE_INIT IKE_NATD IKE_CERT_PRE IKE_AUTHENTICATE IKE_CERT_POST IKE_CONFIG CHILD_CREATE IKE_AUTH_LIFETIME IKE_MOBIKE<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">*********************************<o:p></o:p></p>
<p class="MsoNormal">/usr/sbin/ipsec up host-host<o:p></o:p></p>
<p class="MsoNormal">retransmit 4 of request with message ID 0<o:p></o:p></p>
<p class="MsoNormal">sending packet: from 107.108.204.246[500] to 107.108.204.245[500]<o:p></o:p></p>
<p class="MsoNormal">retransmit 5 of request with message ID 0<o:p></o:p></p>
<p class="MsoNormal">sending packet: from 107.108.204.246[500] to 107.108.204.245[500]<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I m not getting where the error has occurred and why it is unable to establish connection ..kindly do help me in this regard… hoping any response
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks and regards,<o:p></o:p></p>
<p class="MsoNormal">Shilpa<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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