<div><div>Hi,</div><div><br></div><div>I have successfully installed Openswan but there seem to an issue with the connection to the Cisco VPN or on the network. From the logs am seeing something like "<b>No response (or no acceptable response) to our first IKE message</b>".</div>
<div><br></div><div>Below is the full log and my config. I will really appreciate your help.</div><div><br></div><div>###################### CONFIG #############################</div><div>config setup </div><div> interfaces=%defaultroute</div>
<div> plutoopts="--perpeerlog"</div><div> protostack=netkey</div><div><br></div><div><br></div><div>conn VPNCon</div><div> type=tunnel</div><div> authby=secret</div><div> Ikelifetime=86400s</div>
<div> phase2=esp</div><div> Phase2alg=3des-md5;modp1536</div><div> lifetime=3600s</div><div> forceencaps=yes</div><div> pfs=no</div><div> keyexchange=ike</div><div> left=1.2.3.4</div>
<div> leftnexthop=%defaultroute</div><div> right=5.6.7.8</div><div> rightnexthop=%defaultroute</div><div> rekey=yes</div><div> remote_peer_type=cisco</div><div> auto=start</div><div>
###################################################</div><div><br></div><div><br></div><div>###################### LOG #############################</div><div><div>Jan 12 04:38:44 localhost pluto[21844]: added connection description "VPNCon"</div>
<div>Jan 12 04:38:44 localhost pluto[21844]: listening for IKE messages</div><div>Jan 12 04:38:44 localhost pluto[21844]: adding interface eth0/eth0 <a href="http://1.2.3.4:500">1.2.3.4:500</a></div><div>Jan 12 04:38:44 localhost pluto[21844]: adding interface eth0/eth0 <a href="http://1.2.3.4:4500">1.2.3.4:4500</a></div>
<div>Jan 12 04:38:44 localhost pluto[21844]: adding interface lo/lo <a href="http://127.0.0.1:500">127.0.0.1:500</a></div><div>Jan 12 04:38:44 localhost pluto[21844]: adding interface lo/lo <a href="http://127.0.0.1:4500">127.0.0.1:4500</a></div>
<div>Jan 12 04:38:44 localhost pluto[21844]: adding interface lo/lo ::1:500</div><div>Jan 12 04:38:44 localhost pluto[21844]: loading secrets from "/etc/ipsec.secrets"</div><div>Jan 12 04:38:44 localhost pluto[21844]: "VPNCon" #2: initiating Main Mode</div>
<div>Jan 12 04:51:54 localhost pluto[21844]: "VPNCon" #2: max number of retransmissions (20) reached STATE_MAIN_I1. No response (or no acceptable response) to our first IKE message</div><div>Jan 12 04:51:54 localhost pluto[21844]: "VPNCon" #2: starting keying attempt 2 of an unlimited number</div>
<div>Jan 12 04:51:54 localhost pluto[21844]: "VPNCon" #3: initiating Main Mode to replace #2</div></div><div>########################################################</div></div>