Firewalls: Re: Questions about ICMP

Firewalls
(April 1998)

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Subject:	Re: Questions about ICMP
From:	Magnus Timmerby <mti @ rsn . hk-r . se>
Date:	Sat, 11 Apr 1998 14:57:41 +0200 (MET DST)
To:	firewalls @ GreatCircle . COM
In-reply-to:	Michael Conlen's message of Sat, 11 Apr 1998 02:51:39 -0400 (EDT)

> Has anyone seen someone try to tunnel (or attempted to do so) IP over
> ICMP before?

It is certainly possible and has been done. I don't remember any
references though, sorry.

/mti

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Re: Questions about ICMP
From: Josh Richards <jrichard @ livingston . com>

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