Re: Re: Re:[lwip-users] tcp/ip packets

[bockham]

> LWIP_STATS is also enabled.Actually in  my program hits at sifup function in 
>ppp.c. from there where i have to initialize  tcp/ip packets .also i used 
>socket to send ip packets,but the return value is negative or incorrect for 
>the handler.please  suggest correct  path to send packets 

which version of lwip do you use? 1.1.1 has a serious bug at function sifup of 
ppp.c
you should call 
netif_set_up(&pc->netif);
before
pc->if_up = 1;
see cvs_head for more help