Date: Mon, 14 Dec 2009 11:41:53 -0800 From: Benjamin Lee <ben@b1c1l1.com> To: Chris Cowart <ccowart@timesinks.net> Cc: Bruce Cran <bruce@cran.org.uk>, freebsd-net@freebsd.org Subject: Re: Running rtadvd or DHCPv6 server via if_bridge interface Message-ID: <4B269501.2080706@b1c1l1.com> In-Reply-To: <20091211065141.GL88840@marvin.timesinks.net> References: <20091211052349.0000517a@unknown> <20091211065141.GL88840@marvin.timesinks.net>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig6EFAB83EBD269B7769C12AAB Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 12/10/2009 10:51 PM, Chris Cowart wrote: > Bruce Cran wrote: >> I have a router configured using if_bridge with a 4-port NIC that's >> serving addresses over DHCP. I'd like to add in either rtadvd or >> DHCPv6, but neither work because the bridge interface doesn't have an >> IPv6 link-local address. Is there a way around this, or is it not >> possible to serve IPv6 addresses over if_bridge interfaces? >=20 > It's totally doable; you just have to assigned a link-local address to > the bridge. There are some reasons why one isn't defined by default, > which somebody more knowledgeable about the challenges in the > implementation can highlight. >=20 > Here's my configuration from rc.conf: >=20 > ipv6_ifconfig_bridge0=3D"2001:470:8337:10::1/64" > ipv6_ifconfig_bridge0_alias0=3D"fe80::2%bridge0 prefixlen 64" >=20 > Once you're doing that, rtadvd will start doing the right thing. My workaround was to enumerate each bridge member in rc.conf: rtadvd_interfaces=3D"vlan1 wlan0" --=20 Benjamin Lee http://www.b1c1l1.com/ --------------enig6EFAB83EBD269B7769C12AAB Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.13 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iQIcBAEBAgAGBQJLJpUHAAoJEHBW16CPoSMCzI8P/iyCENlPuSqbr1MD3EphAkTG RRKkT7ILqWwtKOYCudQqYtceMgb1/rJvqotjAi/ccz6U4akPjyFwhp4nB3W+6Kqk 4sFxkqpYaWIfoO9eGBwIQ4Fa9YwoAlv+5EnefvWhfU4o6071QWov4SwrezAfywC8 rQHA9bsU9fkxz+iB2CSZbkU5ZqlJgj56Apf18+8MAgB1nAAopkcPZr3uUncJ12e2 Rcss+qUu+WLm9ibTU/cHLtw8ZVZEqrizBZ0qHeubRyWYkF5NM3Hbp6eSlSnleQjn mpNim9pmyYG3gPM37EAA695BrL6zczsUuIxb3rwR169+p6AOnQO/u+OHoGNEjSTh +1ELY5B0dq8JthlYqIvFWjquqczOROituR+0+xGVfejJk7/jOrrvG8hG6ImDTyCB ntSMCHG/1/eYJjhZq2lJsPIs35HJvZ/y0A+hKBX4foeMNA8gRlaDfbjkUJqw2lOK keOLJGpqyZpjxvuRjVjABXiSloEk1l+xbUBnTNjG3ByCM2VBlZ4XZf6Y/ec1ia3x Q8eGmAIcWwqNb0bw4dwU/skfOnUyhQPsgsjDptYinETRizSO2858wzBdhDuyf+c7 mVE9iCSQPP635EwiapTzVtV0fx7UAJ2fQrvgpUNlH3EUv5SZJcysuks2uV6ZUB2X /MorgO1D7N1kv+mWCN+R =1ief -----END PGP SIGNATURE----- --------------enig6EFAB83EBD269B7769C12AAB--
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