nanog mailing list archives

Re: Cable & Wireless, Verio and/or Level 3 port blocking?


From: Jason Frisvold <friz () corp ptd net>
Date: Mon, 08 Sep 2003 16:39:39 -0400

On Mon, 2003-09-08 at 14:56, William Devine, II wrote:
Can anyone from these three carriers tell me if you're doing port blocking
on the Windows file/print ports (135-139, 445 & 593) ?
A client of ours (in the US), against our recommendation, still wants to
connect to their Exchange server in the UK without a VPN.  We're not
blocking their IP#'s from anything but somewhere in between it's getting
blocked.  We use C&W directly and Verio/Level3 through a peer.

Can they set up a gre tunnel?  I did this for a site to site active
directory setup and it worked out great...  :)

Thanks!
william
-- 
---------------------------
Jason H. Frisvold
Backbone Engineering Supervisor
Penteledata Engineering
friz () corp ptd net
RedHat Engineer - RHCE # 807302349405893
Cisco Certified - CCNA # CSCO10151622
MySQL Core Certified - ID# 205982910
---------------------------
"Imagination is more important than knowledge.
Knowledge is limited. Imagination encircles
the world."
      -- Albert Einstein [1879-1955]

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