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<p class="MsoNormal">I request you urgent help in understanding this behavior.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">When a connection is configured in /etc/ipsec.conf but the left side of the connection is not responding (say left is unreachable) I see the ping behavior as below<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:teal">root@ffd-ipsec-189 sanjay]# ping 10.204.74.188<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">basically ping is stuck or blocked.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Now if I do not have a connection configured in the /etc/ipsec.conf I see that the ping responds like this<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:teal">root@ffd-ipsec-189 sanjay]# ping 10.204.74.188<o:p></o:p></span></p>
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<span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:teal">PING 10.204.74.188 (10.204.74.188) 56(84) bytes of data.<o:p></o:p></span></p>
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<span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:teal">From 10.204.74.189 icmp_seq=2 Destination Host Unreachable<o:p></o:p></span></p>
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<span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:teal">From 10.204.74.189 icmp_seq=3 Destination Host Unreachable<o:p></o:p></span></p>
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<span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:teal">From 10.204.74.189 icmp_seq=5 Destination Host Unreachable<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">What settings can be done for a timeout to occurs to that a program that is trying to reach an ip may not be blocked forever if ipsec SA cannot be established ?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">My connection setting as follows<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">#Below Are The Configuration for CCM_CCM IPSec Tunnel<o:p></o:p></p>
<p class="MsoNormal">conn LocalIP_LocalIP_10.204.74.188<o:p></o:p></p>
<p class="MsoNormal"> left=10.204.74.189<o:p></o:p></p>
<p class="MsoNormal"> leftcert=ServLcl.pem<o:p></o:p></p>
<p class="MsoNormal"> leftsendcert=yes<o:p></o:p></p>
<p class="MsoNormal"> leftupdown=/opt/ipc/security/ipsectunnel/rightdown.sh<o:p></o:p></p>
<p class="MsoNormal"> right=10.204.74.188<o:p></o:p></p>
<p class="MsoNormal"> rightid=%any<o:p></o:p></p>
<p class="MsoNormal"> keyexchange=ikev2<o:p></o:p></p>
<p class="MsoNormal"> type=transport<o:p></o:p></p>
<p class="MsoNormal"> reauth=no<o:p></o:p></p>
<p class="MsoNormal"> dpddelay=5s<o:p></o:p></p>
<p class="MsoNormal"> dpdaction=restart<o:p></o:p></p>
<p class="MsoNormal"> keyingtries=%forever<o:p></o:p></p>
<p class="MsoNormal"> auto=route<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">regards,<o:p></o:p></p>
<p class="MsoNormal">-sanjay<o:p></o:p></p>
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