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Diffstat (limited to 'docs/configuration/interfaces/vti.rst')
| -rw-r--r-- | docs/configuration/interfaces/vti.rst | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/docs/configuration/interfaces/vti.rst b/docs/configuration/interfaces/vti.rst index 7816529c..c5f843a5 100644 --- a/docs/configuration/interfaces/vti.rst +++ b/docs/configuration/interfaces/vti.rst @@ -30,4 +30,10 @@ Results in: set vpn ipsec options disable-route-autoinstall More details about the IPsec and VTI issue and option disable-route-autoinstall: -https://blog.vyos.io/vyos-1-dot-2-0-development-news-in-july
\ No newline at end of file +https://blog.vyos.io/vyos-1-dot-2-0-development-news-in-july + +The root cause of the problem is that for VTI tunnels to work, their traffic selectors +have to be set to 0.0.0.0/0 for traffic to match the tunnel, even though actual routing +decision is made according to netfilter marks. Unless route insertion is disabled +entirely, StrongSWAN thus mistakenly inserts a default route through the +VTI peer address, which makes all traffic routed to nowhere.
\ No newline at end of file |