I was having the same problem on a new dns server (Ubuntu 10.04 LTS) but not on an old one (Ubuntu 10.04LTS). I noticed that the two /etc/network/interface had a different order for iface lines and moving inet6 before ipv4 ipaliases solved the problem.
### WORKING ONE ### auto lo iface lo inet loopback auto eth0 iface eth0 inet static address 93.xxxxx netmask 255.255.254.0 network 93.xxxxxx broadcast 93.xxxxxx iface eth0 inet6 static address 2a01:xxxxxxxxxxxxxxxx netmask 64 gateway 2a01:xxxxxxxxxxxxxxxx up ip -6 addr add 2a01:xxxxxxxxxxxxx/64 dev eth0 auto eth0:NS1 iface eth0:NS1 inet static address 93.xxxxxx netmask 255.255.254.0 ######### END ############## ### BROKEN ONE ### auto lo iface lo inet loopback auto eth0 iface eth0 inet static address 93.xxxxx netmask 255.255.254.0 network 93.xxxxxx broadcast 93.xxxxxx auto eth0:NS1 iface eth0:NS1 inet static address 93.xxxxxx netmask 255.255.254.0 iface eth0 inet6 static address 2a01:xxxxxxxxxxxxxxxx netmask 64 gateway 2a01:xxxxxxxxxxxxxxxx up ip -6 addr add 2a01:xxxxxxxxxxxxx/64 dev eth0 ############ END ############# -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/510587 Title: Bind/named does not initialize on boot due to missing IPv6 address To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bind9/+bug/510587/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs