[Openswan Users] plain IPSEC -> L2TP

Jacco de Leeuw jacco2 at dds.nl
Mon Apr 5 21:12:22 CEST 2004

Wolfman wrote:

> I finally got a working IPSEC Connection using the IPSEC Toolst from 
> Markus Müller.
> Now I want to change it into some more comfortable thing, using L2TP, so 
> I can use it like an "dial up" connection.

> cannot respond to IPsec SA request because no connection is known for 
>[<some certid>]:17/1701...[<some 
> certid>]:17/1701
> since my plain IPSEC Connection works withoutthis error,  this is 
> strange, because it should be nearly the same IPSec stuff before handing 
> the connection over to the L2TP.
> So does someone got an Idea what to do? Any hints how to solve this?

You simply need to add leftprotoport=17/1701 and rightprotoport=17/1701.
And you also need an L2TP server.

More info can be found at:

Jacco de Leeuw                         mailto:jacco2 at dds.nl
Zaandam, The Netherlands           http://www.jacco2.dds.nl

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