[THIN] Re: Port Scanning

  • From: "Ryan Lambert" <rlambert@xxxxxxxxxxxxxxx>
  • To: <thin@xxxxxxxxxxxxx>
  • Date: Mon, 29 Mar 2004 15:13:25 -0500

Hi James,

UDP scanning with nmap (-sU) has been known to crash Cisco IOS version
12.0T, 12.0S, etc.

-----Original Message-----
From: James A. Hayes [mailto:jhayes@xxxxxxxxxxxxxxxxxx]=20
Sent: Monday, March 29, 2004 2:10 PM
To: thin@xxxxxxxxxxxxx
Subject: [THIN] Port Scanning

Has anyone seen where port scanning caused major network issues?  Our
security officer runs port scans on our network when ever she wants to
and
it never fails that our network then chugs down to a complete halt and
we
have to reboot our core switch to correct the problem.  Any ideas or
suggestions?
=20

James A. Hayes

Network Operations Manager & Assistant Vice-President

The Peoples Bank & Trust Company

=20

(work) 662.680.1667

(mobile) 662.401.0750

(fax) 662.680.1502

=20

=20



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consulting services you can depend on.
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