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Re: [bug-inetutils] "echo" dgram service in *inetd and UDP packets with

From: Alfred M. Szmidt
Subject: Re: [bug-inetutils] "echo" dgram service in *inetd and UDP packets with source port 7
Date: Thu, 27 Nov 2014 16:55:52 -0500

   Then upon receiving that packet, HOSTB will send the same packet
   reversed to HOSTA and we'll start a ping-pong game that will only
   stop when someone drops the ball (tested on Debian with
   inetutils-inetd and openbsd-inetd, not xinetd but I assume it's the

Which version?

The echo protocol is a debugging and measurement tool, it is not
supposed to be used for security sensetive tools.  It would also be a
violation of RFC 862 to change the behaviour in this format, where it
is allowed to induce this kinda of a loop.

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