Hi , Yes, Linux kernel does not supported on by now, but we found a kernel patch to support RFC 5549, we are trying to support this case.
http://lists.openwall.net/netdev/2015/03/26/142 Thanks Arvin -----Original Message----- From: Ondrej Zajicek <santi...@crfreenet.org> Sent: Wednesday, April 25, 2018 8:45 PM To: Arvin Gan <a...@advaoptical.com> Cc: bird-users@network.cz Subject: Re: netlink support question for RFC 5549 On Tue, Apr 24, 2018 at 10:38:03AM +0000, Arvin Gan wrote: > Hi All, > > I notice that BGP can support RFC 5549 using configuration > "ext_next_hop", bird can sync with kernel table using netlink assuming > kernel support route with IPV4 DIP and IPV6 next hop. > ... > that mean if bird received IPV4 NLRI with IPV6 next hop, the gateway > is parsed with IPV4 address since address family is IPV4 unicast on > this case, does my understand correct ? If yes, this parse process > have a bug ? Hi BIRD does not support mixed next hops on netlink. It would be simple to implement that, but i think that Linux kernel does not (yet) support such routes anyway. At least i failed to setup such routes using 'ip' tool. Could you (or anybody) get such routes to work in Linux? -- Elen sila lumenn' omentielvo Ondrej 'Santiago' Zajicek (email: santi...@crfreenet.org) OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net) "To err is human -- to blame it on a computer is even more so."