http://www.giga.or.at/pub/hacker/unix/udpscan.c
(this is a public service from the folks at http://www.gnss.com)
Lyndon David wrote:
>
> Hi
>
> Quick question,
>
> Does anyone know of a UDP port scanner. I know that this is
> a much harder job than a TCP port scanner. If you fire off
> an arbitary UDP packet at a machine and you get an ICMP message
> back saying nothing listening then you know that that port is
> dead. If you get nothing back then either something is listening
> and swallowed it or the packet got lost or the filtering is
> set not to send ICMP replies.
>
> Anyone know of any software that does this?
>
> Thanks
>
> Lyndon
>
> ---------------------------------------------------------------
>
> Name: smime.p7s
> Part 1.2 Type: application/x-pkcs7-signature
> Encoding: base64
> Description: S/MIME Cryptographic Signature
References:
-
UDP scanner
From: Lyndon David <lyndond @
sentinet .
co .
uk>
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