> I run command: "iptunnel add gre1 remote <my.router.ip.addr> local > <my.squid.ip.addr> dev eth0" (without quotes) > > Then I got message below > > ioctl: No such device > > Would you tell me why I got it? This means ip_gre is not loaded.. rmmod ip_wccp modprobe ip_gre then try again. See the FAQ for a complete sequence of commands for using ip_gre. AW> Thanks Henrik. I don't have the ip_gre.o (need to compile). AW> But Martin informed that he used ip_wccp (not ip_gre). AW> AW> Martin, would you give me more explain about your configuration that you success did "iptunel" with ip_wccp? AW> Thx & Rgds, Awie