Making GPRS/pppd connection.

Henry Law henrylaw at
Fri Sep 7 10:34:14 CEST 2007

My neo can use GPRS. But need to stop gsmd first.

I put all the AT command in to chatscript and try pon gprs. ppp0 appear
after a while. I am using PEOPLES in HongKong and the SIM card does not
have a PIN.

Did you see any AT command log in /tmp/gsmd.log or /var/log/message?


Bartlomiej Zdanowski AutoGuard Ltd. wrote:
> Hi Community.
> Did anyone make successful GPRS connection according to the wiki? I got 
> some errors after a few first AT commands. Enabling debug with
> pppd debug call gprs
> pppd shows series of lines
> [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x309ee493> <pcomp> <accomp>]
> and then
> tcsetattr: Invalid argument (line 964)
> pppd hangups and no connections is made. I tried to stop gsmd, restart 
> gsmd, kill dialer and other software which might be disturbing gsm but 
> no success. I have a card with pin checking but I added
> AT+CPIN="mypin"
> and it works elsewhere correcly. Minor information is that I'm using 
> Orange PL (polish) sim card. I didn't try other cards.
> Does anybody know how to run this machinery? Please help.
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