Re: ZTE modem problems and workrounds
- From: Rick Jones <rick activeservice co uk>
- To: Dan Williams <dcbw redhat com>
- Cc: networkmanager-list gnome org
- Subject: Re: ZTE modem problems and workrounds
- Date: Wed, 01 Jul 2009 19:43:00 +0100
--On Wednesday, July 01, 2009 14:36:24 -0400 Dan Williams <dcbw redhat com> wrote:
> > Functionality is definitely tied to the IF number. IF0 is effectively
> > dead (supposedly NMEA, but I don't know what it's meant to support).
> > IF1 & IF3 both behave like a modem (usually), and seem very closely
> > tied together. E.g. if you use ATE0 to turn off echo on one port, it
> > is turned off on both. Very occasionally, IF1 will not respond to AT
> > commands, but the modem still works on the correct IF3 port, and IF1
> > still spits out messages.
> How often does IF1 spit out messages? What do they look like?
The messages all come out the same on both IF! & IF3, regardless of whether IF1 decides to accept commands.
To start with there is always +ZUSIMR:2 every 2 secs., this can be stopped by giving any version of AT+CPMS on either port (stops the messages on both ports). The only other UMs I see are +ZDONR and +ZPASR.
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