Re: [lwip-users] ppp: What is the meaning of getting PPPERR_CONNECT in link_status_cb

[Axel Lin]

2017-03-14 23:08 GMT+08:00 Sylvain Rochet <address@hidden>:
> Hi Axel,
>
> On Tue, Mar 14, 2017 at 10:22:58PM +0800, Axel Lin wrote:
>> Hi,
>> Now I tried some different SIM cards on my device.
>> One of the SIM card always fails and I got PPPERR_CONNECT.
>> I double checked my code and settings but still don't figure out which
>> part is wrong.
>> (It works if using other SIM cards.)
>> Now I'm not sure which part needs to be checked.
>> Appreciate for any suggestions.
>>
>> PS. I tried that SIM card on USB dongle and it works with the same
>> APN/username/password.
>
> Why are you not setting a trace debugger on the "chatscript" exchange ?
>
> From here it looks like the chatscript didn't end well and you started
> the PPP session whatever the chatscript result.

I figure out my stupid mistake, I have user/password swapped in my setting.
I missed the authentication failure URC and continue the PPP session.

Thanks,
Axel