Hi, One of my collegues helped me. bpf described in the following page is useful.
http://canmore.sdf-eu.org/freebsd/bpf.html And libdnet is a wrapper of the bpf on FreeBSD. Code using libdnet seems to be portable with Linux and so on. From: Hideki Yamamoto <[EMAIL PROTECTED]> Subject: IPv6 raw socket to send original udp Date: Mon, 08 May 2006 05:44:51 +0900 (JST) Message-ID: <[EMAIL PROTECTED]> > > Hi, > > I tried to use pf as a traffic shaper for a streaming server, but > it does not work well. Input of pf is bursted packets within around 20 > msec, but is not bursted packets within around 100 msec or longer. > This traffic pattern is the feature of the streaming server. > > As pf is does not work well, I am thinking designinig original shaper > command on bridge-like freebsd box, and that the command will receive > the sever packet via libpcap, shape it and then send it constantly to > another device. To send packet from bridge-like freebsd box, I plan > to use RAW IPV6 socket. However in my small experiment, it does not > seems good, IP_HDRINCL option does not woks. > > I wonder if IPv6 raw socket can be used only for ICMPv6. > I would like to use IPv6 raw socket for original udp packet. > > Thanks in advance. > > Hideki Yamamoto > -- > > > _______________________________________________ > freebsd-pf@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-pf > To unsubscribe, send any mail to "[EMAIL PROTECTED]" --- _______________________________________________ freebsd-pf@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-pf To unsubscribe, send any mail to "[EMAIL PROTECTED]"
