[Openswan Users] IPsec over GRE

Muenz, Michael m.muenz at spam-fetish.org
Fri Sep 7 03:38:40 EDT 2007

> IPsec over GRE works well between two linux boxes running openswan.
> But its not working between openswan and cisco.
> Please do point out where i'm messing up my configuration.

Cisco supports GRE Tunnels through IPSEC Connections to allow Layer2
through IPSEC. I don't know if the other way is also possible.


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