[Voyage-linux] Bridge Driving Me Bonkers

[Mike O'Connor]

Hi Andrew

So your saying this solution fixed the issue where wired/wireless
traffic can not be bridged together using the current wireless cards and
tools ?

If so thats good news.

Cheers
Mike

Andrew Niemantsverdriet wrote:

>For all who are following this thread.
>
>Punky mailed me off list and pointed me to a site that said wireless
>bridging would not work. That message was right mostly. When the
>wireless card is in master mode bridging works great. I have 3 access
>points working in that mode now. However on the other side when the
>wireless card is in Managed mode the bridge ceases to function do to the
>fact that the wireless card does not know where the wired clients are. 
>
>With out going into network theory to much there is a solution; proxy
>arp. There is a program out there called parprouted that does proxy arp
>for wireless and fits the bill quite nicely. I have tested and confirmed
>that it works. I have also made a script that makes things a little
>easier if anybody is interested. Judging from the responce to my first
>mail on this topic I think what I am doing is pretty unique so maybe
>nobody else cares.
>
>
>On Thu, 2005-11-17 at 19:40 -0700, Andrew Niemantsverdriet wrote:
>  
>
>>I am trying to make a basic bridge between eth0 and wlan0. When I ssh
>>into the box I can ping both the Internet at large (wlan0 faces
>>Internet) and of course the device that I used to ssh in with (connected
>>to eth0).
>>
>>However when I try from the computer sitting behind the wrap to ping the
>>Internet I can't get through. Seems to be "stuck" at the bridge. Any
>>suggestions?
>>
>>Here is my interfaces file:
>># Used by ifup(8) and ifdown(8). See the interfaces(5) manpage or
>># /usr/share/doc/ifupdown/examples for more information.
>>auto lo
>>iface lo inet loopback
>>
>>auto br0
>>iface br0 inet static
>>     address 192.168.254.13
>>     netmask 255.255.255.0
>>     network 192.168.254.0
>>     broadcast 192.168.254.255
>>     gateway 192.168.254.1
>>     bridge_ports eth0 wlan0
>>     pre-up ifconfig eth0 0.0.0.0 up
>>     pre-up ifconfig wlan0 0.0.0.0 up
>>     pre-up iwconfig wlan0 essid hotspot2 mode managed rate 1M
>>     #pre-up iwconfig wlan0 123456789012
>>     pre-up brctl addbr br0
>>     pre-up brctl addif br0 eth0
>>     pre-up brctl addif br0 wlan0
>>     post-down ifconfig eth0 0.0.0.0 down
>>     post-down ifconfig wlan0 0.0.0.0 down
>>     post-down brctl delif br0 eth0
>>     post-down brctl delif br0 wlan0
>>     post-down brctl delbr br0
>> 
>>This interface file works great for AP's (with a few changes). Any help
>>would be really appreciated.
>>
>>
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>>Voyage-linux at list.voyage.hk
>>http://list.voyage.hk/mailman/listinfo/voyage-linux
>>
>>    
>>
>
>
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