WDS Security

Jouni Malinen jkmaline at cc.hut.fi
Fri Nov 21 00:22:13 EST 2003


On Thu, Nov 20, 2003 at 08:24:51PM -0200, Giovanni Degani wrote:

> Hi , i managed to build a WDS link to merge two wired lans into one.
> Two Linuxes with the WDS interface bridged to a ethernet card.
> But my concern now is about security
> How could i secure this link with ipsec for example?

If you are bridging these LANs on layer 2, IPSec cannot be easily used
(it is on layer 3). You would need to have some kind of encapsulation
protocol (Ethernet frames over IP) to be able to use IPSec. Layer 2
bridge would require layer 2 security.

-- 
Jouni Malinen                                            PGP id EFC895FA



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