[j-nsp] Ipsec tunnel flapping

[sameer mughal]

Dear Alexandre,
Please guide how can I fix this issue? It raise suddenly before this on
same configuration ipsec tunnel was working fine for more than 5 to 6
months.

On Mon, Jun 25, 2018, 8:22 PM Alexandre Guimaraes <
alexandre.guimaraes at ascenty.com> wrote:

> Sameer
>
>
> Reason: IPSec SA delete payload received from peer, corresponding IPSec
> SAs cleared
>
>
> This is a phase 2 problem, maybe deadpeerdetection failure, VPN
> monitoring failure, a failure during rekey when old SA is deleted
> notification sent to delete old SA. Most of the cases.
>
>
>
> att
> Alexandre
>
> Em 25 de jun de 2018, à(s) 03:42, sameer mughal <pcs.sameer1 at gmail.com>
> escreveu:
>
> both sites on srx.
> following are the logs.
>
>  show log junilog|match st0.15
> Jun 25 01:47:51   rpd[1867]: EVENT <UpDown> st0.15 index 86 <Broadcast
> PointToPoint Multicast>
> Jun 25 01:47:51   rpd[1867]: EVENT UpDown st0.15 index 86 <Broadcast
> PointToPoint Multicast Localup>
> Jun 25 01:47:51   rpd[1867]: EVENT UpDown st0.15 index 86 10.115.10.2 ->
> 10.115.10.2 <Broadcast PointToPoint Multicast Localup>
> Jun 25 01:47:51   kmd[1902]: KMD_VPN_DOWN_ALARM_USER: VPN IPSEC-15-VPN
> from 103.229.87.66 is down. Local-ip: 124.29.233.138, gateway name:
> IKE-U15-GW, vpn name: IPSEC-15-VPN, tunnel-id: 131075, local tunnel-if:
> st0.15, remote tunnel-ip: 10.115.10.1, Local IKE-ID: 124.29.233.138, Remote
> IKE-ID: 103.229.87.66, XAUTH username: Not-Applicable, VR id: 0,
> Traffic-selector: , Traffic-selector local ID: ipv4_subnet(any:0,[0..7]=
> 0.0.0.0/0), Traffic-selector remote ID: ipv4_subnet(any:0,[0..7]=0.0.0.0/0),
> SA Type: Static, Reason: IPSec SA delete payload received from peer,
> corresponding IPSec SAs cleared
> Jun 25 01:47:51   mib2d[1865]: SNMP_TRAP_LINK_DOWN: ifIndex 588,
> ifAdminStatus up(1), ifOperStatus down(2), ifName st0.15
> Jun 25 01:48:06   kmd[1902]: KMD_VPN_UP_ALARM_USER: VPN IPSEC-15-VPN from
> 103.229.87.66 is up. Local-ip: 124.29.233.138, gateway name: IKE-U15-GW,
> vpn name: IPSEC-15-VPN, tunnel-id: 131075, local tunnel-if: st0.15, remote
> tunnel-ip: 10.115.10.1, Local IKE-ID: 124.29.233.138, Remote IKE-ID:
> 103.229.87.66, XAUTH username: Not-Applicable, VR id: 0, Traffic-selector:
> , Traffic-selector local ID: ipv4_subnet(any:0,[0..7]=0.0.0.0/0),
> Traffic-selector remote ID: ipv4_subnet(any:0,[0..7]=0.0.0.0/0), SA Type:
> Static
> Jun 25 01:48:06   rpd[1867]: EVENT <UpDown> st0.15 index 86 <Up Broadcast
> PointToPoint Multicast>
> Jun 25 01:48:06   rpd[1867]: EVENT UpDown st0.15 index 86 <Up Broadcast
> PointToPoint Multicast>
> Jun 25 01:48:06   rpd[1867]: EVENT UpDown st0.15 index 86 10.115.10.2 ->
> 10.115.10.2 <Up Broadcast PointToPoint Multicast>
> Jun 25 01:48:06   mib2d[1865]: SNMP_TRAP_LINK_UP: ifIndex 588,
> ifAdminStatus up(1), ifOperStatus up(1), ifName st0.15
> Jun 25 01:51:52   kmd[1902]: KMD_VPN_DOWN_ALARM_USER: VPN IPSEC-15-VPN
> from 103.229.87.66 is down. Local-ip: 124.29.233.138, gateway name:
> IKE-U15-GW, vpn name: IPSEC-15-VPN, tunnel-id: 131075, local tunnel-if:
> st0.15, remote tunnel-ip: 10.115.10.1, Local IKE-ID: 124.29.233.138, Remote
> IKE-ID: 103.229.87.66, XAUTH username: Not-Applicable, VR id: 0,
> Traffic-selector: , Traffic-selector local ID: ipv4_subnet(any:0,[0..7]=
> 0.0.0.0/0), Traffic-selector remote ID: ipv4_subnet(any:0,[0..7]=0.0.0.0/0),
> SA Type: Static, Reason: IPSec SA delete payload received from peer,
> corresponding IPSec SAs cleared
> Jun 25 01:51:52   rpd[1867]: EVENT <UpDown> st0.15 index 86 <Broadcast
> PointToPoint Multicast>
> Jun 25 01:51:52   rpd[1867]: EVENT UpDown st0.15 index 86 <Broadcast
> PointToPoint Multicast Localup>
> Jun 25 01:51:52   rpd[1867]: EVENT UpDown st0.15 index 86 10.115.10.2 ->
> 10.115.10.2 <Broadcast PointToPoint Multicast Localup>
> Jun 25 01:51:52   mib2d[1865]: SNMP_TRAP_LINK_DOWN: ifIndex 588,
> ifAdminStatus up(1), ifOperStatus down(2), ifName st0.15
> Jun 25 01:52:07   rpd[1867]: EVENT <UpDown> st0.15 index 86 <Up Broadcast
> PointToPoint Multicast>
> Jun 25 01:52:07   rpd[1867]: EVENT UpDown st0.15 index 86 <Up Broadcast
> PointToPoint Multicast>
> Jun 25 01:52:07   kmd[1902]: KMD_VPN_UP_ALARM_USER: VPN IPSEC-15-VPN from
> 103.229.87.66 is up. Local-ip: 124.29.233.138, gateway name: IKE-U15-GW,
> vpn name: IPSEC-15-VPN, tunnel-id: 131075, local tunnel-if: st0.15, remote
> tunnel-ip: 10.115.10.1, Local IKE-ID: 124.29.233.138, Remote IKE-ID:
> 103.229.87.66, XAUTH username: Not-Applicable, VR id: 0, Traffic-selector:
> , Traffic-selector local ID: ipv4_subnet(any:0,[0..7]=0.0.0.0/0),
> Traffic-selector remote ID: ipv4_subnet(any:0,[0..7]=0.0.0.0/0), SA Type:
> Static
> Jun 25 01:52:07   rpd[1867]: EVENT UpDown st0.15 index 86 10.115.10.2 ->
> 10.115.10.2 <Up Broadcast PointToPoint Multicast>
> Jun 25 01:52:07   mib2d[1865]: SNMP_TRAP_LINK_UP: ifIndex 588,
> ifAdminStatus up(1), ifOperStatus up(1), ifName st0.15
>
> {primary:node0}
>
> On Mon, Jun 25, 2018 at 3:03 AM, Alexandre Guimaraes <
> alexandre.guimaraes at ascenty.com> wrote:
>
>> Have you checked the errors? Do a deep Inspection and check the packets
>> to see what’s the behavior that’s trigger the down state. Tcpdump Will give
>> you hints.
>>
>> Both sides uses SRX?
>>
>> att
>> Alexandre
>>
>> Em 24 de jun de 2018, à(s) 07:59, sameer mughal <pcs.sameer1 at gmail.com>
>> escreveu:
>>
>> > Hi All,
>> > I am facing ipsec tunnel flapping issue on srx550. Both sides isp links
>> are
>> > up and stable but still tunnel is flapping.
>> > Can anyone facing similar problem or any solution to fix this issue?
>> > _______________________________________________
>> > juniper-nsp mailing list juniper-nsp at puck.nether.net
>> > https://puck.nether.net/mailman/listinfo/juniper-nsp
>>
>
>