On 01/13/2012 11:50 AM, Bill Owens wrote: > I'm not familiar with CentOS, but I would be surprised to hear that any > modern Linux distro didn't have IPv6 enabled by default; you should see at > least link-local addresses on your active interfaces (address family inet6, > beginning with fe80::) I'm only pointing that out because if you're *not* > seeing those, it is possible that the tool you're using to look for IPv6 > isn't working correctly. > > If you're actually ahead of that point and really saying that none of your > interfaces have *global* IPv6 interfaces, then the only other thing I could > suggest is looking to make sure you don't have a tunnel interface for 6to4; I > don't think that would be enabled by default, though.
I've specifically disabled all IPv6 addresses by setting net.ipv6.conf.all.disable_ipv6 = 1 in /etc/sysctl.conf. Here is the output of ifconfig -a: eth0 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:11646099 errors:0 dropped:0 overruns:0 frame:0 TX packets:12036575 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:3309972864 (3.0 GiB) TX bytes:413719638 (394.5 MiB) Interrupt:18 Base address:0x6000 eth0.1 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.1.254 Bcast:172.31.1.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:1 errors:0 dropped:0 overruns:0 frame:0 TX packets:24846 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:42 (42.0 b) TX bytes:6822472 (6.5 MiB) eth0.4 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.4.254 Bcast:172.31.4.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:2811 errors:0 dropped:0 overruns:0 frame:0 TX packets:25330 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:387927 (378.8 KiB) TX bytes:6842944 (6.5 MiB) eth0.250 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.250.254 Bcast:172.31.250.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:3554107 errors:0 dropped:0 overruns:0 frame:0 TX packets:5217588 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:391721413 (373.5 MiB) TX bytes:2146319157 (1.9 GiB) eth0.251 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.251.254 Bcast:172.31.251.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:778516 errors:0 dropped:0 overruns:0 frame:0 TX packets:745701 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:166482724 (158.7 MiB) TX bytes:170442196 (162.5 MiB) eth0.252 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.252.254 Bcast:172.31.252.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:3365 errors:0 dropped:0 overruns:0 frame:0 TX packets:29609 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:216141 (211.0 KiB) TX bytes:13769389 (13.1 MiB) eth0.253 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.253.254 Bcast:172.31.253.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:979426 errors:0 dropped:0 overruns:0 frame:0 TX packets:1562642 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:85292751 (81.3 MiB) TX bytes:1766913359 (1.6 GiB) eth0.254 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.254.254 Bcast:172.31.254.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:24846 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:6870228 (6.5 MiB) eth0.255 Link encap:Ethernet HWaddr 00:1D:92:E0:1F:CA inet addr:172.31.255.1 Bcast:172.31.255.255 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:6327801 errors:0 dropped:0 overruns:0 frame:0 TX packets:4406015 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:2502811591 (2.3 GiB) TX bytes:590708249 (563.3 MiB) lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:4396 errors:0 dropped:0 overruns:0 frame:0 TX packets:4396 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:247734 (241.9 KiB) TX bytes:247734 (241.9 KiB) -- ======================================================================== Ian Pilcher arequip...@gmail.com "If you're going to shift my paradigm ... at least buy me dinner first." ======================================================================== _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users