In article <20020119192045.GA25668@morinfr.org> you wrote: > memset(&a,0,sizeof(a)); > strcpy(a.arp_dev,INTERFACE); > sin = (struct sockaddr_in *) &(a.arp_pa); > sin->sin_family = AF_INET; You have to set the flags to ATF_PUB or ATF_DONTPUB. Greetings Bernd - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html