[191066] in North American Network Operators' Group
Re: Email to text - vtext.com blacklisting ip
daemon@ATHENA.MIT.EDU (Josh Luthman)
Tue Aug 16 18:20:07 2016
X-Original-To: nanog@nanog.org
In-Reply-To: <121b88b7-d06f-ae51-63bc-94e6e1919fc4@tiedyenetworks.com>
From: Josh Luthman <josh@imaginenetworksllc.com>
Date: Tue, 16 Aug 2016 18:08:54 -0400
To: Mike <mike-nanog@tiedyenetworks.com>
Cc: NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
If it's critical I'd suggest a service than can depended on...
Josh Luthman
Office: 937-552-2340
Direct: 937-552-2343
1100 Wayne St
Suite 1337
Troy, OH 45373
On Aug 16, 2016 5:45 PM, "Mike" <mike-nanog@tiedyenetworks.com> wrote:
> Hi,
>
>
> I have a server that monitors my network and issues text messages if
> there are events of note that require human intervention. There is some
> process filtering that ensures it also is not able to issue more than 1
> alert maximum per 5 minutes, to ensure it doesn't flood pagers with
> messages all screaming the sky is falling when things are not going well.
> Recently however, this server is no longer able to deliver messages to
> vtext.com - it gets nothing but 554 errors:
>
>
> telnet 69.78.67.53 25
> Trying 69.78.67.53...
> Connected to 69.78.67.53.
> Escape character is '^]'.
> 554 txslspamp10.vtext.com
> Connection closed by foreign host.
>
> Granted on some days during challenging times it can send 30 or 40
> messages before we get to it and get it squelched / silenced, but it's
> otherwise reasonably well behaved IMHO and I don't think we are any heavy
> volume sender. So I am trying to figure out why it's blacklisted then and
> am rolling snake eyes. If anyone who is an admin for verizon or who has
> any insight to share I'd certainly appreciate it. Email to text is a
> critical function we depend on.
>
>
> Thank you.
>
>
>
