On Sat, Apr 12, 2008 at 01:50:17PM +0100, Alireza Torabi wrote: > It'll be in tcpdump code where it sets up BPF. It's a new IOCTL in 7 BPF. How to check? > Is your tcpdump source up to date? I use stock tcpdump that comes with 7.0-STABLE. Eugene Grosbein