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<p class="MsoNormal"><span style="color:#2F5496">VPN connection between Linux Openswan U2.6.38 (Ubuntu EC2 instance in VPC with EIP) & Cisco ASA 5510</span><span style="color:#2F5496"> is getting reset every few seconds. Earlier today with the help of the community
I solved the another problem with “pending phase 2” issue and after that we see that the connection is being very flaky.</span><span style="color:#2F5496"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Other details about the setup can be found in my previous thread -
<a href="https://lists.openswan.org/pipermail/users/2015-August/023391.html">https://lists.openswan.org/pipermail/users/2015-August/023391.html</a>
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="color:#2F5496">Auth logs:<o:p></o:p></span></b></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: initiating Main Mode<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: ignoring Vendor ID payload [Cisco IKE Fragmentation]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: transition from state STATE_MAIN_I1 to state STATE_MAIN_I2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: STATE_MAIN_I2: sent MI2, expecting MR2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: received Vendor ID payload [Cisco-Unity]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: received Vendor ID payload [XAUTH]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: ignoring unknown Vendor ID payload [ec43b53de4bd9e2ec73fcf4ea211143f]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: ignoring Vendor ID payload [Cisco VPN 3000 Series]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: transition from state STATE_MAIN_I2 to state STATE_MAIN_I3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: STATE_MAIN_I3: sent MI3, expecting MR3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: received Vendor ID payload [Dead Peer Detection]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: Main mode peer ID is ID_FQDN: '@Connection1-ASA.global.sdl.corp'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: transition from state STATE_MAIN_I3 to state STATE_MAIN_I4<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: STATE_MAIN_I4: ISAKMP SA established {auth=OAKLEY_PRESHARED_KEY cipher=aes_256 prf=oakley_sha group=modp1536}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #2: initiating Quick Mode PSK+ENCRYPT+TUNNEL+PFS+UP+IKEv2ALLOW+SAREFTRACK {using isakmp#1 msgid:b9dab225 proposal=AES(12)_256-SHA1(2)_160 pfsgroup=OAKLEY_GROUP_MODP1536}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: ignoring informational payload, type NO_PROPOSAL_CHOSEN msgid=00000000<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: received and ignored informational message<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: "Connection1/1x1" #1: received Delete SA payload: deleting ISAKMP State #1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:52 gateway3 pluto[31154]: packet from 87.213.46.220:500: received and ignored informational message<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: packet from 87.213.46.220:500: received Vendor ID payload [draft-ietf-ipsec-nat-t-ike-02_n] meth=106, but port floating is off<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: packet from 87.213.46.220:500: received Vendor ID payload [draft-ietf-ipsec-nat-t-ike-03] meth=108, but port floating is off<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: packet from 87.213.46.220:500: received Vendor ID payload [RFC 3947] meth=115, but port floating is off<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: packet from 87.213.46.220:500: ignoring Vendor ID payload [Cisco IKE Fragmentation]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: responding to Main Mode<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: Oakley Transform [OAKLEY_3DES_CBC (192), OAKLEY_SHA1, OAKLEY_GROUP_MODP1024] refused due to strict flag<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: Oakley Transform [OAKLEY_3DES_CBC (192), OAKLEY_MD5, OAKLEY_GROUP_MODP1024] refused due to strict flag<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: Oakley Transform [OAKLEY_AES_CBC (128), OAKLEY_SHA1, OAKLEY_GROUP_MODP1024] refused due to strict flag<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: Oakley Transform [OAKLEY_AES_CBC (128), OAKLEY_SHA1, OAKLEY_GROUP_MODP1024] refused due to strict flag<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: Oakley Transform [OAKLEY_AES_CBC (256), OAKLEY_SHA1, OAKLEY_GROUP_MODP1024] refused due to strict flag<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: transition from state STATE_MAIN_R0 to state STATE_MAIN_R1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: STATE_MAIN_R1: sent MR1, expecting MI2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: received Vendor ID payload [Cisco-Unity]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: received Vendor ID payload [XAUTH]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: ignoring unknown Vendor ID payload [f7d4c0744bc4c632afa9ec7e85bf857b]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: ignoring Vendor ID payload [Cisco VPN 3000 Series]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: transition from state STATE_MAIN_R1 to state STATE_MAIN_R2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: STATE_MAIN_R2: sent MR2, expecting MI3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: received Vendor ID payload [Dead Peer Detection]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: Main mode peer ID is ID_FQDN: '@Connection1-ASA.global.sdl.corp'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: transition from state STATE_MAIN_R2 to state STATE_MAIN_R3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: STATE_MAIN_R3: sent MR3, ISAKMP SA established {auth=OAKLEY_PRESHARED_KEY cipher=aes_256 prf=oakley_sha group=modp1536}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: ignoring informational payload, type IPSEC_INITIAL_CONTACT msgid=00000000<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #3: the peer proposed: 172.21.8.0/24:0/0 -> 10.100.0.0/16:0/0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #4: responding to Quick Mode proposal {msgid:b23b46bc}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #4: us: 172.21.8.0/24===172.21.8.43[52.17.237.123]<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #4: them: 87.213.46.220<87.213.46.220>[@Connection1-ASA.global.sdl.corp]===10.100.0.0/16<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #4: transition from state STATE_QUICK_R0 to state STATE_QUICK_R1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #4: STATE_QUICK_R1: sent QR1, inbound IPsec SA installed, expecting QI2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #4: transition from state STATE_QUICK_R1 to state STATE_QUICK_R2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Aug 24 13:35:58 gateway3 pluto[31154]: "Connection1/1x1" #4: STATE_QUICK_R2: IPsec SA established tunnel mode {ESP=>0x22ef875d <0x409dd686 xfrm=AES_256-HMAC_SHA1 NATOA=none NATD=none DPD=none}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#2F5496">Prakash<o:p></o:p></span></p>
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