Re: [gentoo-user] [OT] Pinging two devices on the same IP address

[Etaoin Shrdlu]

On Wednesday 24 October 2007, Mick wrote:

> Thanks guys.  The AP has a reserved static LAN IP address on the
> router (10.10.10.13).  It also has a MAC.  So it is simply a matter of
> forwarding (all) ICMP echo-reply packets that arrive from the Internet
> to that LAN address. (On this implementation the AP is itself a
> Linksys wireless router).
>
> I wonder if I can play tricks with ping's ICMP headers to
> differentiate between them as they come into the router, or something
> clever that I haven't yet figured out.  Any ideas?

Disclaimer: I have not tested what follows.

Can't you just use traceroute?  
If you run tracert from windows, it should already work, since it uses 
ICMP echo requests. Otherwise, you should open UDP port 33434 on the 
router.
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