Read the wiki, and if it is not clear enough, I will change it http://lwip.wikia.com/wiki/Raw/TCP
So far, the last user that asked (almost) exactly the same as you did not complain, so it should be OK. _______________________________________________ lwip-users mailing list lwip-users@nongnu.org https://lists.nongnu.org/mailman/listinfo/lwip-users