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Bug #7187

closed

IPSec IKEv2 additional P2 not written to config

Added by Lorenzo Milesi almost 8 years ago. Updated over 5 years ago.

Status:
Closed
Priority:
Normal
Category:
IPsec
Target version:
-
Start date:
02/01/2017
Due date:
% Done:

0%

Estimated time:
Plus Target Version:
Release Notes:
Affected Version:
2.3.x
Affected Architecture:

Description

I have a v2 tunnel with a second P2 NATting the OpenVPN subnet to the tunnel which is not working. The traffic from the OpenVPN subnet is not correctly routed via IPSec.
I have a second v1 tunnel with a very similar config and works fine. So I checked the config and I noticed the v1 tunnel has multiple conn stanzas, while the v2 has only one with both the subnets specified. Being 10.0.0.0 LAN and 10.17.17.0 OpenVPN
in v1:

leftsubnet = 10.0.0.0/24
leftsubnet = 10.0.0.0/24|10.17.17.0/24

in v2:
leftsubnet = 10.0.0.0/24,10.0.0.0/24|10.17.17.0/24

The v2 natted subnet won't show in ipsec statusall:

     con8000:  79.1.2.3...31.1.1.1  IKEv1, dpddelay=10s
     con8000:   local:  [79.1.2.3] uses pre-shared key authentication
     con8000:   remote: [192.168.5.2] uses pre-shared key authentication
     con8000:   child:  10.0.0.0/24|/0 === 10.55.0.128/25|/0 TUNNEL, dpdaction=restart
     con8001:   child:  10.0.0.0/24|10.17.17.0/24 === 10.55.0.128/25|/0 TUNNEL, dpdaction=restart
        con7:  79.1.2.3...83.1.2.3  IKEv2, dpddelay=10s
        con7:   local:  [79.1.2.3] uses pre-shared key authentication
        con7:   remote: [83.1.2.3] uses pre-shared key authentication
        con7:   child:  10.0.0.0/24|/0 === 192.168.14.0/24|/0 TUNNEL, dpdaction=restart

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