Re: Comcast Static IP Changed With New Modem?

[Justin Wilson - MTIN <lists () mtin net>]

Seen this happen quite often with Comcast.  They simply didn’t 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
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Peering – Transit – Internet Exchange 

> On Feb 9, 2015, at 11:32 AM, Justin Krejci <JKrejci () usinternet com> wrote:
>
> 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?
>
> 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.
>
> 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.
>
> TIA,
> -Justin