Re: [lwip-users] LWIP/PPPOS for GSM module

[Sylvain Rochet]

Hi Devanand,

On Wed, Nov 14, 2018 at 12:27:20AM +0530, Devanand Biradar wrote:
> Hello ,
> I am using NXP DEVKIT MCP5748G.
> I am having example code of lwip with freertos.
> I want to communicate with gsm module using lwip/pppos.
> I am getting lcp packets from gsm module for negotiating, but I am not
> getting the ip address from module & after some seconds I am getting NO
> CARRIER from module.
> Please suggest some basic needs OR what I am missing in this module.

This is not really helpful, could you please provide a serial trace of 
the AT commands to setup the modem prior PPP start and a full trace of 
all PPP control packets using PPP_DEBUG with PRINTPKT_SUPPORT enabled ?

Sylvain

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