Re: [ts-7000] ttyAM0 not working for pppd and chat on GRPS modem

[David Yan <>]

Daniel:

    I find the real root cause was caused by the ^M letter at end of the line, when converting from window to linux file.  Thanks for the help.

 

David

Daniel Smolik <> wrote:

> David Yan napsal(a):
> > Hi Jesse:
> >    I bought a TS-7250 board. I am trying to make pppd and chat work with 
> > com1. I did not see any data came out from COM1 after run pppd.   Do you 
> > know what's wrong? any suggestion will be great help. Thanks.
> > Here is what I set up.
> > 1) disable J2
> > 2) initab    comment out console output setting
> >  
> > run command  like this:
> > pppd /dev/ttyAM0 9600 mtu 576 mru 576 modem   kdebug 1 debug   lock       
> > nocrtscts                                         
> >
>  defaultroute                                      
> > lcp-echo-failure 0                                
> > lcp-echo-interval 0                               
> > novj                                              
> >
>  persist                                           
> > usepeerdns                                      &nb! sp; 
> > connect "/usr/sbin/chat -v -f /etc/ppp/chat.scprit"
> > 
> > chat-script:
> > ECHO ON
> > SAY "GPRS\n"
> > ABORT "NO CARRIER"
> > ABORT "NO DIALTONE"
> > ABORT "NO ANSWER"
> > ABORT "BUSY"
> > ABORT "ERROR"
> > REPORT "CONNECT"
> > TIMEOUT 10
> > " " ATZ
> > OK "AT"
> > OK 'AT+CGDCONT=1,"ip","cmnet"'
> > OK "ATDT*99***1#"
> > TIMEOUT 10
> > CONNECT \c
> > SAY "C ...\n"
> > David
> Hi,!
>  
> do
>  you redirect console to /dev/null ? I add kernel param like this 
> console=/dev/null an use pppd and GPRS on ts7250 without any problem.
>
>                   Dan

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