Take a look at net/bridge/br.c and net/bridge/br_ioctl.c Steve -----Original Message----- From: bridge-bounces@xxxxxxxxxxxxxx on behalf of munro Sent: Mon 7/11/2005 3:51 AM To: bridge@xxxxxxxxxxxxxx Cc: Subject: [Bridge] new ioctl Hi, all, I am a newbie. i wish to add another ioctl into brctl for doing some manipulations. How do i do so?? Please advise on the steps. Regards, Munro