Hi Maiko, tun.c:40: linux/if_tun.h: No such file or directory make: *** [tun.o] Error 1 header file if_tun.h is missing :=( 73, Bob VE3TOK Original Just a quick update. JNOS 2.0a is now available : http://www.langelaar.net/projects/jnos2 etc..