"M.GANESH KUMAR" <[email protected]> wrote: > I have to receive protocol packets (STP,VLAN) in my device interface. For > that I created a raw socket and bind it to that that interface. While > receiving packets from the interface, that packets are processed by LWIP - IP > stack and gets discarded. I think I missed some initializations.Could you > please give me the list of ENV's that has to be initialized? How to by-pass > this check and get the total packet including ETH header?.
Raw sockets are meant to receive IP packets with custom transport layer protocols, not to receive the complete packets including Ethernet header. There's no default way to do this with lwIP, you'll have to intercept these packets at the netif driver level. Simon
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