Date: Sat, 2 Nov 2019 15:43:33 -0700 (PDT) From: "Rodney W. Grimes" <freebsd-rwg@gndrsh.dnsmgr.net> To: Victor Gamov <vit@otcnet.ru> Cc: freebsd-net@freebsd.org Subject: Re: FreeBSD as multicast router Message-ID: <201911022243.xA2MhXIm093435@gndrsh.dnsmgr.net> In-Reply-To: <10688d9e-80af-3f03-425e-1b74d69c05f0@otcnet.ru>
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> Hi All > > I have (noob) questions about multicast routing under FreeBSD. > > I have FreeBSD box with two (or more) multicast enabled interfaces (e.x. > vlan750 and vlan299). vlan750 connected to multicast source. > > Then pimd installed and only this two interfaces enabled in pimd config. > Multicast routes successfully installed by pimd and listed by `netstat > -g -f inet` > > Then client on vlan299 send IGMP-Join (this Join received by FreeBSD on > vlan299) > > The question is: who will forward muilticast from one interface > (vlan750) to another (vlan299)? Is it kernel specific job or I need > additional software? Please read the manpage multicast(4) "man 4 multicast", you should need to build a custom kernel with the "options MROUTING" to enable the multicast forwarding in the kernel. > Victor Gamov -- Rod Grimes rgrimes@freebsd.org
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