Am 12.07.2013 19:41, schrieb Fernando Lozano: >> hence it would be enough if "ifup" would respect the configuration >> i can not see "just having IPv6 enabled means there is an IPv6 address" >> below - where is there ipv6 enabled? there is even a "IPV6INIT=no" > I have overlooked that. I'm not a Fedora developer, have to check if IPV6INIT means what me and you think it means, > but I guess this is a bug. > > Have you checked https://bugzilla.redhat.com/show_bug.cgi?id=982740? yes i have "NETWORKING_IPV6=no" since virtually forever in "/etc/sysconfig/network" as well as "IPV6INIT=false" in the interface configurations this was most time ignored after that i found out a modprobe-config like statet "install ipv6 /bin/true" does the trick but this is no longer true since a long time later there where some settings in /etc/sysctl.conf which worked a longe time until somewhere around F18 where "ipv6.disable=1" as kernel boot-param was sugessted after mailing to devel/systemd list and bugreports since this also does not work in recent environments my simple question by starting the thread was "which magic is now the best" and i was *not* interested in evangelists explaining how superiour ipv6 is as answer because it is *off-topic* for networks behind gateways which are not ipv6 capable and opens only *security problems* in LAN environments you need not a security hole in the protocl - the simple presence of it is one in environments where it is not needed is a security problem and violates best practices "disable anything which is not actively used" - period
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