Date: Tue, 09 May 2006 15:28:02 +0900 From: gnn@freebsd.org To: Hideki Yamamoto <yamamoto436@oki.com> Cc: freebsd-net@freebsd.org Subject: Re: IPv6 raw socket to send original udp Message-ID: <m2ody71zm5.wl%gnn@neville-neil.com> In-Reply-To: <20060508.054451.41688849.yamamoto436@oki.com> References: <20060508.054451.41688849.yamamoto436@oki.com>
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At Mon, 08 May 2006 05:44:51 +0900 (JST), Hideki Yamamoto wrote: > > > 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. > Hi, I have trimmed the cc to just -net because I am concerned mostly about the possibility of a bug in the networking code. Can you provide more information on what you're seeing on the raw IPv6 socket? If you could send a chunk of code, that might help as well. Best, George
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