Date: Mon, 21 Nov 2011 17:13:18 -0800 From: Doug Barton <dougb@FreeBSD.org> To: Stefan Bethke <stb@lassitu.de> Cc: freebsd-current@freebsd.org, Dan The Man <dan@sunsaturn.com>, hrs@FreeBSD.org Subject: Re: rc.conf changes IPV6 Message-ID: <4ECAF72E.8090307@FreeBSD.org> In-Reply-To: <5F3A6014-8DD4-4FDF-88E4-2DFF2322F963@lassitu.de> References: <alpine.BSF.2.00.1111211316390.51326@sunsaturn.com> <5F3A6014-8DD4-4FDF-88E4-2DFF2322F963@lassitu.de>
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Looping Hiroki Sato in since he's the architect of the most recent changes here. Doug On 11/21/2011 12:11, Stefan Bethke wrote: > Am 21.11.2011 um 20:25 schrieb Dan The Man: > >> I notice we have changed way IPV6 is done in rc.conf now. >> I assume someone will update: >> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/network-ipv6.html >> >> My question now concerns aliases, and what the norm will end up being. >> Here is example below: >> Here we have the new layout with IPV6, the below works fine, however since >> the ifconfig lines for IPV4 and IPV6 are essentially the same other than the actual "inet" and "inet6", will it be ok to start with alias0 for both IPV4 and IPV6, or should I in this example be starting at alias4 for IPV6? >> I would like idea to keep it way it is each protocal starting at alias0. >> >> >> #GATEWAY >> defaultrouter="67.159.46.233" >> hostname="sunsaturn.com" >> #IPV4 >> ifconfig_em1="inet 67.159.46.238 netmask 255.255.255.248" >> ifconfig_em1_alias0="inet 67.159.46.234 netmask 255.255.255.248" >> ifconfig_em1_alias1="inet 67.159.46.235 netmask 255.255.255.248" >> ifconfig_em1_alias2="inet 67.159.46.236 netmask 255.255.255.248" >> ifconfig_em1_alias3="inet 67.159.46.237 netmask 255.255.255.248" >> >> #IPV6 >> ipv6_activate_all_interfaces="YES" >> ipv6_network_interfaces="em1" >> ipv6_defaultrouter="2001:49f0:4004:0000:0000:0000:0000:0001" >> ifconfig_em1_ipv6="inet6 2001:49f0:4004:0000:0000:0000:0000:0002 prefixlen 48" >> ifconfig_em1_alias0="inet6 2001:49f0:4004:0000:0000:0000:0000:0003 prefixlen 48" >> ifconfig_em1_alias1="inet6 2001:49f0:4004:0000:0000:0000:0000:0004 prefixlen 48" > > Remember that rc.conf follows shell syntax and sematics, so the second _alias0 and _alias1 will overwrite the previous ones. > > In 9.0 you can use the ipv4_addrs_<ifname> variable to set both the IPv4 "main" address as well as "alias" addresses, see rc.conf(5). There doesn't seem to be an equivalent IPv6 option, as best as I can tell. > > > Stefan
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