Re: Testing Dual Ethernet via Loopback

[Anton Blanchard]

> So what I'm wondering is if there is a way to force Linux to actually
> utilize its network hardware in sending these packets to itself?  In other
> words, a ping or file transfer from an IP assigned to eth0 to another IP
> assigned to eth1 should fail if I unplug the network cable connecting the
> two.  Any advice on this would be much appreciated.  I'm not afraid of
> reading kernel source but have no idea where to start on this one.

Sounds like you need the send-to-self patch:

http://www.ssi.bg/~ja/

We've been using it a lot in the lab, it works well.

Anton
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