[Openswan Users] errno 22: Invalid argument and add_sa ipcomp failed

[Paul Wouters]

On Mon, 11 Jul 2011, SCHNEIDER Benoit wrote:

> At my office we done a upgrade from a debian etch openswan version to a sqeeze one, and we steel having some problem.
> For some distant site we have this error:
> 
> ERROR: netlink response for Add SA comp.9005 at XX.XX.XX.XX included errno 22: Invalid argument
> add_sa ipcomp failed
> 
> Any idear of this problem ?
> 
> We look to have a MTU problem too, any idear ?

Looks like a kernel with no ipcomp module loaded?

Comment out compress=yes ?

Paul