Date: Wed, 04 Jan 2012 12:18:29 +0900 (JST) From: Hiroki Sato <hrs@FreeBSD.org> To: ptyll@nitronet.pl Cc: freebsd-ipv6@FreeBSD.org, freebsd-net@FreeBSD.org Subject: Re: NDP Problem Message-ID: <20120104.121829.822190667587442229.hrs@allbsd.org> In-Reply-To: <1609249417.20120104033600@nitronet.pl> References: <1609249417.20120104033600@nitronet.pl>
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Pawel Tyll <ptyll@nitronet.pl> wrote
in <1609249417.20120104033600@nitronet.pl>:
pt> Hi lists,
pt>
pt> I'm observing something strange.
pt>
pt> ipv6_enable="YES"
pt> ipv6_gateway_enable="YES"
pt> ipv6_network_interfaces="vlan3901"
pt> ipv6_ifconfig_vlan3901="2001:7f8:42::a503:9310:1/64"
pt>
pt> vlan3901: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 1500
pt> options=3<RXCSUM,TXCSUM>
pt> ether 00:15:17:38:13:7f
pt> inet6 fe80::92e2:baff:fe02:20bc%vlan3901 prefixlen 64 scopeid 0xf
pt> inet 195.182.218.230 netmask 0xfffffe00 broadcast 195.182.219.255
pt> inet6 2001:7f8:42::a503:9310:1 prefixlen 64
pt> nd6 options=3<PERFORMNUD,ACCEPT_RTADV>
pt> media: Ethernet autoselect (1000baseT <full-duplex>)
pt> status: active
pt> vlan: 3901 parent interface: igb1
pt>
pt> NDP doesn't work.
pt>
pt> After adding a static entry with ndp -s, communication is possible.
pt> net.inet6.ip6.fw.enable: 0
pt>
pt> Any ideas? :)
Does the attached patch (for 8.x kernel) fix your problem?
-- Hiroki
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Index: sys/netinet6/in6_ifattach.c
===================================================================
RCS file: /home/ncvs/src/sys/netinet6/in6_ifattach.c,v
retrieving revision 1.74.2.3.4.1
diff -u -r1.74.2.3.4.1 in6_ifattach.c
--- sys/netinet6/in6_ifattach.c 21 Dec 2010 17:09:25 -0000 1.74.2.3.4.1
+++ sys/netinet6/in6_ifattach.c 4 Jan 2012 03:17:29 -0000
@@ -267,6 +267,7 @@
/* get EUI64 */
switch (ifp->if_type) {
case IFT_ETHER:
+ case IFT_L2VLAN:
case IFT_FDDI:
case IFT_ISO88025:
case IFT_ATM:
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