Hi Brian, On Thu, Oct 29, 2015 at 10:22:36AM -0400, Brian Stull wrote: > I've been using the LWIP PPP stack for a while to connect to a cellular > modem. It's been working fine with one modem, but I've recently tried > another modem (with another carrier) and the PPP sequence is not acting the > same. > > Specifically, what I'm seeing is that the fsm_rconfack() function is being > called multiple times during the PPP negotiation which is then calling my > PPP link callback function. > > This case statement is being called which then tells my application that the > PPP link is up. The problem is it is being called multiple times. > > Any ideas is this is valid to be called multiple times?
It looks like it is valid, it shouldn't be a problem for you anyway. About sifup() I'm sure it is valid, it's usually called a first time for the first link protocol which comes up (let's say IPCP) and a second time for the second link protocol which comes up (let's says IP6CP). Sylvain
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