nanog mailing list archives

Re: Hackers hijack 300, 000-plus wireless routers, make malicious changes | Ars Technica


From: Jay Ashworth <jra () baylink com>
Date: Tue, 4 Mar 2014 12:41:19 -0500 (EST)

----- Original Message -----
From: "jim deleskie" <deleskie () gmail com>

Why swing such a big hammer. Even blocking those 2 IP's will
isolate your users, and fill your support queue's.

Set up a DNS server locally to reply to those IP's Your customers stay up
and running and blissfully unaware.

Log the IP's hitting your DNS servers on those IP and have your support
reach out to them in a controlled way, or reply to any request via DNS
with an internal host that has a web page explaining what is broken
and how they can fix it avoiding at least some of the calls to your helpdesk.

Jim's right, of course.  In my defense, it *was* 9 am, and I hadn't had
any caffeine yet.  ;-}

Cheers,
-- jra
-- 
Jay R. Ashworth                  Baylink                       jra () baylink com
Designer                     The Things I Think                       RFC 2100
Ashworth & Associates       http://www.bcp38.info          2000 Land Rover DII
St Petersburg FL USA      BCP38: Ask For It By Name!           +1 727 647 1274


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