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Re: [Fwd: [hostmaster] Traffic to physics.unc.edu blocked from

daemon@ATHENA.MIT.EDU (Stephen Joyce)
Tue Apr 7 12:05:43 2009

Date: Tue, 7 Apr 2009 12:05:31 -0400 (EDT)
From: Stephen Joyce <stephen@physics.unc.edu>
To: Dee Jarrell <djarrell@email.unc.edu>
cc: linerva@MIT.EDU
In-Reply-To: <49DB7225.3000900@email.unc.edu>
Message-ID: <Pine.LNX.4.64.0904071150500.24626@hellbender.physics.unc.edu>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Content-Disposition: inline

Hi Dee,
Thanks for the heads-up.

linerva admin:
We use software which automatically blocks abusive hosts for a number of 
days. The 3rd such block is permanent. However each physics host does this 
independently and there is no block for anything in the 18.181 range on 
several hosts I checked.

If a single host cannot ping anything in our subnet, I suspect a problem 
with that host's network configuration.

The output of "traceroute login.physics.unc.edu", and "ssh -vvv 
login.physics.unc.edu" from 18.181.0.51 would be beneficial to see where 
the problem lies.

PS. problem@physics only accepts email from unc.edu addresses by design; 
all our users have multiple unc.edu addresses.

Cheers, Stephen
--
Stephen Joyce
PANIC - Physics and Astronomy Network Infrastructure and Computing
University of North Carolina at Chapel Hill
voice: 919.962.7214
fax: 919.962.0480

A cubicle is just a padded cell without a door.

On Tue, 7 Apr 2009, Dee Jarrell wrote:

>
> FYI
>
>
> -- 
>
>

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