[Ovmsdev] SIM7600 Registration Denied

Michael Geddes frog at bunyip.wheelycreek.net
Wed Sep 28 11:45:11 HKT 2022

So FYI, I've got an Optus (Australia) Sim successfully working with
upstream 3.3.003-5-gb70e4e3a   plus my ioniq 5 mods (so nothing Sim


On Wed, 28 Sept 2022 at 05:09, Craig Leres <leres at xse.com> wrote:

> On 9/27/22 00:43, Michael Balzer wrote:
> > Craig, does my patch help in your case?
> "Yes," he said cautiously. I booted with your patch almost 3 days ago
> and have had zero netreg issues since then. But I have had a bunch of
> "no satellites in view." But when this happens it usually happens with
> both cars around the same time (and the issue clears up at the same time
> as well). This makes me suspect some difference in the SIM7600 GNSS
> hardware vs. the signal my cars see in my garage. Or maybe a modem
> firmware issue since I wouldn't expect *all* satelltes to go away at the
> same time. I moved my dev module out to the garage on Sunday (using a
> spare C6 Corvette onstar antenna brick for cell and GNSS) but I didn't
> get it instrumented until a few hours ago so I don't have history for it
> yet. But I'm expecting it to track whatever problems the other two
> modules have.
>  > There's another report on lost GSM communication with the latest edge
>  > release:
>  > https://www.openvehicles.com/comment/8871#comment-8871
> To me that thread covers two out of three of my issues; canbus and GSM.
> I took a look at the logs for one module and it looks like there is some
> correlation between satcount=0 and not being able to connect to the v2
> and v3 servers; this happened at 4:54 and 5:36 PDT today, I'll attach
> logs for today. The repeated "mongoose: mg_ssl_if_mbed_err ... SSL
> error: -1" errors caught my eye.
> Oh and I notice now that when satcount=0, gpshdop=500 (I didn't know it
> could go so high!)
>                 Craig
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