[64050] in North American Network Operators' Group
Re: Blocking servers: Comcast accidently blocks gamers
daemon@ATHENA.MIT.EDU (Jeff Shultz)
Wed Oct 15 11:14:34 2003
From: "Jeff Shultz" <jeffshultz@wvi.com>
To: "nanog@merit.edu" <nanog@merit.edu>,
"Sean Donelan" <sean@donelan.com>
Date: Wed, 15 Oct 2003 08:14:46 -0700
Reply-To: "Jeff Shultz" <jeffshultz@wvi.com>
In-Reply-To: <Pine.GSO.4.44.0310142307310.8079-100000@clifden.donelan.com>
Errors-To: owner-nanog-outgoing@merit.edu
Does anyone know what ports were blocked?
On Tue, 14 Oct 2003 23:14:47 -0400 (EDT), Sean Donelan wrote:
>
>
>People use the Internet for a lot of different reasons. Its not
>all client/server access. End-to-end communications occurs between
>many applications. Its always interesting to watch what things
>break when ISPs start filtering ports, even if it happens accidently.
>
>http://news.com.com/2100-1043_3-5091176.html
>
>A Comcast representative confirmed that the problem was with the cable
>company. A routine upgrade of the software some Comcast routers use
>inadvertently blocked access to certain server ports, the representative
>said, adding that the problem was fixed late Monday. ISPs commonly use
>port-blocking rules to restrict access to a server that may be generating
>hacking attacks or other objectionable activity.
--
Jeff Shultz
Network Support
Willamette Valley Internet
tech@wvi.com
