wrote:
>>> just a general question about ethernet-packet capture.
>>> what I',m trying to get working is an application to receive packets on
>>> eth0 on the TS-7260 board and route them to either eth1 or eth2 on a
>>> TS-eth2 peripheral card.
>>>
>> Are you wanting to just route packets, or actually look at them and or
>> modify them? If all you want to do is route then any basic Linux
>> routing tutorial should have your answers, try starting with reading up
>> on iptables and iproute2. If that's not the case and you need to write
>> a app to do something to these packets then rebroadcast them again
>> you'll want to read up on socket programming, depending on your language
>> of choice.
> Just to elaborate a bit on my question on Ethernet packet capturing, I
> suppose it's a two part action that I need to get going, firstly to capture
> and inspect the headers of packets on eth0, and then route to eth1 or eth2
> based on a IP addresses in the packet header.
> Would a utility like libpcap be the right way to go about packet capture?
Sounds like you want source or destination based routing which you can
do with iproute2 and iptables.
--
Jason Stahls
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