Re: Interfaces connected by bridge(4) do not pass arp replies

From: Kim Culhan <w8hdkim_at_gmail.com>
Date: Tue, 30 Oct 2012 09:34:06 -0400
On Tue, Oct 30, 2012 at 9:29 AM, Kim Culhan <w8hdkim_at_gmail.com> wrote:
> On Tue, Oct 30, 2012 at 8:19 AM, Gleb Smirnoff <glebius_at_freebsd.org> wrote:
>>   Kim,
>>
>> On Mon, Oct 29, 2012 at 05:59:04PM -0400, Kim Culhan wrote:
>> K> >> What svn revision of FreeBSD -current are you running?
>> K> >
>> K> > FreeBSD head r238604.
>> K>
>> K> I should have mentioned earlier this is with r242126, there have been
>> K> some changes
>> K> to the network code since 238604, maybe that is why you don't have this problem.
>>
>> If you can do binary search, that may be valuable.
>>
>> --
>> Totus tuus, Glebius.
>
> Ok I can begin that process, Monthadar since you have an earlier
> version can you try
> a test:
>
> From a machine on one of your 2 interfaces, can you ping a machine on
> the other interface?
>
> Do you see the MAC for a machine on the other interface in the arp table?
>
> When this problem is present, it is possible to reach the router and
> out to the internet
> (if it is routed that way) but in the case of the wireless interface,
> for example, you cannot
> reach a machine on the wired interface.
>
> The interfaces here:

Sorry omitted one interface:

wlan1: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST>
metric 0 mtu 1500
        ether fa:d1:11:38:3c:e5
        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
        media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng <hostap>
        status: running
        ssid ap2 channel 6 (2437 MHz 11g ht/40+) bssid fa:d1:11:38:3c:e5
        regdomain 32924 country CN indoor ecm authmode OPEN privacy OFF
        txpower 20 scanvalid 60 protmode CTS ampdulimit 64k ampdudensity 8
        shortgi wme burst dtimperiod 1

-kim
Received on Tue Oct 30 2012 - 12:34:08 UTC

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