[177938] in North American Network Operators' Group
Re: Comcast Static IP Changed With New Modem?
daemon@ATHENA.MIT.EDU (Justin Wilson - MTIN)
Mon Feb 9 11:41:38 2015
X-Original-To: nanog@nanog.org
From: Justin Wilson - MTIN <lists@mtin.net>
In-Reply-To: <3E9C67DA261AC349B60FF3609F5E211D716D5B88@USI-2K10EX01-MT.usicorp.usinternet.com>
Date: Mon, 9 Feb 2015 11:41:34 -0500
To: Justin Krejci <JKrejci@usinternet.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
Seen this happen quite often with Comcast. They simply didn=92t =
provision the new modem. A simple call to them should correct it. Done =
it two or 3 times in the past 6 months.
Justin
Justin Wilson j2sw@mtin.net
http://www.mtin.net
Managed Services =96 xISP Solutions =96 Data Centers
http://www.thebrotherswisp.com=20
Podcast about xISP topics
http://www.midwest-ix.com
Peering =96 Transit =96 Internet Exchange=20
> On Feb 9, 2015, at 11:32 AM, Justin Krejci <JKrejci@usinternet.com> =
wrote:
>=20
> Has anyone run into the situation where their static IP address from =
Comcast (on the business class cable modem Internet service) was changed =
when the modem was replaced?
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> We have a remote site that uses Comcast as a backup Internet =
connection and when we went to use it recently our VPN tunnel would not =
establish. After working with the Comcast support group we discovered =
Comcast changed our static IP address. I am working through trying to =
figure out the when and the why with Comcast still and suspect it was =
changed when the modem was replaced back in December. The modem was =
replaced by Comcast as our previous modem was apparently EOL'ed.
>=20
> We're now setting up additional monitoring to verify the accessibility =
of our remote site via the Comcast connection so we don't have any =
future uh-ohs when we need to use our backup connection and it too is =
not fully functional.
>=20
> TIA,
> -Justin
>=20
