[113221] in North American Network Operators' Group
Re: Verizon EVDO Issues
daemon@ATHENA.MIT.EDU (Alexander Harrowell)
Wed Apr 8 06:29:50 2009
To: nanog@nanog.org
From: Alexander Harrowell <a.harrowell@gmail.com>
Date: Wed, 8 Apr 2009 11:27:41 +0100
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
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On Tuesday 07 April 2009 22:10:24 Charles Wyble wrote:
> Been troubleshooting a very strange problem for a couple of weeks now.
>
> I have a few hundred systems deployed throughout the United States
> utilizing EVDO connectivity with Verizon as a carrier. They are stationar=
y.
>
> Over the past few weeks clusters of them in SF and Lewisville TX and a
> few other areas have been failing intermittently. They are offline for
> several days, then online for a few days then go offline again. They are
> running Linux and PPPD.
>
Do they maintain a continuous data link in normal operation (like, say,=20
connectivity for a LAN, or backhaul for a camera or some such), or do they=
=20
request the data link when they need to send [whatever] (like a discrete SC=
ADA=20
system)? My (user only) experience is that cellular data service doesn't=20
handle long sessions well.=20
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