Re: [hylafax-users] constant problem form one sender

[Lee Howard <faxguy@xxxxxxxxxxxxxxxx>]

Tildar,

I doubt it's a problem with the serial card.  I'd suggest taking this up 
with Multitech.

Thanks,

Lee.



Tildar wrote:
> Thanks Lee,
>
> Interesting. All my modems are MT5642ZBA-V92, but they ARE connected
> via a Comtrol RocketPort serial card.
>
> That being the case, could the problem really rest in my serial card,
> and not the modems at all?
>
> I will start digging, but if anyone has any other input, please chime in.
>
> On Wed, Jun 9, 2010 at 10:13 PM, Lee Howard <faxguy@xxxxxxxxxxxxxxxx> wrote:
>   
> > Tildar wrote:
> >     
> > > Jun 01 16:16:44.16: [20959]: TRAINING succeeded
> > > Jun 01 16:16:44.16: [20959]: <-- [9:AT+FTH=3\r]
> > > Jun 01 16:16:45.14: [20959]: --> [7:CONNECT]
> > > Jun 01 16:16:45.14: [20959]: <-- HDLC<3:FF C8 21>
> > > Jun 01 16:16:45.14: [20959]: <-- data [3]
> > > Jun 01 16:16:45.14: [20959]: <-- data [2]
> > > Jun 01 16:16:45.52: [20959]: --> [2:OK]
> > > Jun 01 16:16:45.52: [20959]: <-- [11:AT+FRM=146\r]
> > > Jun 01 16:16:45.65: [20959]: --> [8:+FCERROR]
> > > Jun 01 16:16:45.65: [20959]: <-- [11:AT+FRM=146\r]
> > > Jun 01 16:16:45.87: [20959]: --> [8:+FCERROR]
> > > Jun 01 16:16:45.87: [20959]: <-- [9:AT+FRH=3\r]
> > > Jun 01 16:16:46.63: [20959]: --> [7:CONNECT]
> > > Jun 01 16:16:54.51: [20959]: --> [2:10 03]
> > > Jun 01 16:16:54.51: [20959]: --> [10:NO CARRIER]
> > > Jun 01 16:16:54.51: [20959]: MODEM No carrier
> > > Jun 01 16:16:54.51: [20959]: <-- [9:AT+FRH=3\r]
> > > Jun 01 16:16:54.63: [20959]: --> [7:CONNECT]
> > > Jun 01 16:16:55.79: [20959]: --> HDLC<5:FF C8 F2 AC A0>
> > > Jun 01 16:16:55.79: [20959]: --> [2:OK]
> > > Jun 01 16:16:55.79: [20959]: RECV recv MPS (more pages, same document)
> > >       
> > The modulation being used by the sender is apparently not compatible with
> > your modems.  Couple that with a modem bug with V.21 HDLC detection,  and
> > you get this.
> >
> > The +FCERROR responses means that although the modem trained on the sender's
> > TCF signal, the modem isn't able to train on the Phase C signal, and
> > furthermore is a mess because the +FCERROR indication seems to lead one to
> > believe that V.21 HDLC is there - but it's not - yet the modem happily
> > thinks so and fouls up the recovery procedure with its complications.
> >
> > I suspect that you're looking at a compatibility problem between the sender
> > and your modem.  Given the other misbehaviors that your RocketModem is
> > making, chances are good that the culprit here is the RocketModem, and you'd
> > probably not have this problem with a different modem.  That said, it could
> > be the sender's fault, too.
> >
> > Thanks,
> >
> > Lee.
> >
> >
> >     
>
>   


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