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 From:  "Delpy" <delpy at sover dot net>
 To:  "Manuel Kasper" <mk at neon1 dot net>
 Cc:  <list at m0n0wall dot neon1 dot net>
 Subject:  Re: [m0n0wall] FreeBSD bridging with wi (was: Re: [m0n0wall] Hi!)
 Date:  Wed, 26 Feb 2003 08:38:21 -0500
----- Original Message -----
From: "Manuel Kasper" <mk at neon1 dot net>
To: <lscrlstld at yahoo dot com dot br>
Cc: <list at m0n0wall dot neon1 dot net>
Sent: Wednesday, February 26, 2003 2:16 AM
Subject: [m0n0wall] FreeBSD bridging with wi (was: Re: [m0n0wall] Hi!)


> > Can I help you about wireless ?
> > I am use a FreeBSB box as a Hostap, but I use PC-ATX motherboards
>
> Yes - what do people use for bridging under FreeBSD with hostap? The
> FreeBSD bridging code (options BRIDGE) or the netgraph bridge? With
> BRIDGE, I'm seeing the following oddity:
>
> suppose there are two interfaces,
>
> sis0: 192.168.0.230
> wi0: no IP address assigned, hostap
>
> used with the following sysctls:
>
> net.link.ether.bridge="1"
> net.link.ether.bridge_cfg="wi0 sis0"
> net.inet.ip.forwarding="1"
>
> Wireless clients can associate to the hostap access point and ping hosts
> on sis0 through the bridge without any problems at all. However, they
> cannot ping 192.168.0.230 - the box does not even respond to ARP queries
> on wi0. Of course, hosts on sis0 can ping 192.168.0.230 OK.
>
> ipfilter and ipfw were turned off for this test, and I even tried it on my
> notebook in addition to a net4511 - made no difference.
>
> This is a little bit irritating - I have tried netgraph bridging, and with
> that it works as intended - 192.168.0.230 can be pinged both from wireless
> clients and from hosts on sis0. However, I'd rather use the FreeBSD kernel
> bridge if possible, as that netgraph stuff is a bit cumbersome.
>
> Does anybody know what could cause this problem and if there's a solution?
>
> Thanks,
>
> Manuel

I hope this isn't a religious thing but OpenBSD's bridging works great. Are
there any plans to do a port of your *excellent* code to that OS? If I had
the money, I'd pay for it! If you need a copy of OpenBSD, I'm willing to buy
one and ship it to you.