[CentOS-mirror] discussion about ipv6 availability for msync.centos.org

Wed May 25 08:54:23 UTC 2016
Matthew Taylor <matthew.taylor at digitalpacific.com.au>


On 25/05/2016 15:27, Fabian Arrotin wrote:
> On 25/05/16 01:46, Matthew Taylor wrote:
>> Hi Fabian,
>>
>> Are there any IPv6 enabled msync nodes within Australia?
>>
>> Using IPv4, I hit a local node to Sydney (AS63956 - coloau.com.au):
>>> [root at mirror01 ~]# mtr -rwc 5 -n -4 msync.centos.org
>>> Start: Wed May 25 09:32:39 2016
>>> HOST: mirror01.digitalpacific.com.au Loss%   Snt   Last   Avg  Best
>>> Wrst StDev
>>>    1.|-- 101.0.101.65                    0.0%     5    1.0   1.2
>>> 0.9   1.7   0.0
>>>    2.|-- 101.0.126.41                    0.0%     5    0.9   1.2
>>> 0.7   1.9   0.5
>>>    3.|-- 101.0.127.229                   0.0%     5    0.3   0.4
>>> 0.3   0.7   0.0
>>>    4.|-- 103.26.68.150                   0.0%     5    0.8   0.9
>>> 0.8   1.4   0.0
>>>    5.|-- 103.52.116.41                   0.0%     5    1.8   1.9
>>> 1.8   1.9   0.0
>>>    6.|-- 103.52.116.30                   0.0%     5    1.3   1.4
>>> 1.3   1.5   0.0
>> Using IPv6, I hit a mirror in Canada (from AS10929 - netelligent.ca):
>>> [root at mirror01 ~]# mtr -rwc 5 -n -6 msync.centos.org
>>> Start: Wed May 25 09:32:54 2016
>>> HOST: mirror01.digitalpacific.com.au Loss%   Snt   Last   Avg  Best
>>> Wrst StDev
>>>    1.|-- 2401:fc00:0:20e::1              0.0%     5    1.3   1.1
>>> 1.1   1.3   0.0
>>>    2.|-- 2401:fc00:1:1f::2               0.0%     5    0.7   1.9
>>> 0.7   6.6   2.5
>>>    3.|-- 2401:fc00:1:24::1               0.0%     5    0.3   1.6
>>> 0.3   3.5   1.6
>>>    4.|-- 2001:218:c000:5000::79          0.0%     5    0.7   0.5
>>> 0.4   0.7   0.0
>>>    5.|-- 2001:218:0:6000::62             0.0%     5    1.4   0.7
>>> 0.5   1.4   0.0
>>>    6.|-- 2001:218:0:2000::321            0.0%     5  165.9 161.0 157.7
>>> 165.9   4.3
>>>    7.|-- 2001:418:0:2000::126           60.0%     5  158.1 158.0 157.9
>>> 158.1   0.0
>>>    8.|-- 2001:668:0:3::8000:2bf1         0.0%     5  165.3 162.9 157.6
>>> 165.3   3.3
>>>    9.|-- 2001:668:0:2::1:4611            0.0%     5  227.3 224.1 219.0
>>> 227.7   4.6
>>>   10.|-- 2001:668:0:3:ffff:0:adcd:2f2e   0.0%     5  243.7 240.6 235.2
>>> 243.7   3.9
>>>   11.|-- 2605:9000:0:f7e::2              0.0%     5  243.5 240.3 235.3
>>> 243.9   4.5
>>>   12.|-- 2605:9000:0:400b::1             0.0%     5  245.5 243.7 238.8
>>> 250.2   4.6
>>>   13.|-- 2605:9000:401:102::2            0.0%     5  243.4 243.0 235.2
>>> 257.4   9.0
>> Our mirror (centos.mirror.digitalpacific.com.au) is coming from the
>> following addresses:
>>
>> 101.0.120.90
>> 2401:fc00:0:20e::a0
>>
>> MaxMind's GeoIP database indicates both of our IPv4 and IPv6 are located
>> within Sydney, which is correct.
>>
>> Thanks,
>> Matt.
>>
>> On 25/05/2016 02:26, TUNA mirror-admin wrote:
>>> It works. Thanks!
>>>
>>> --
>>> Justin Wong
>>>
> Hi Justin,
>
> Unfortunately, we only have one msync node in Australia, but not
> providing IPv6 actually (I'm in contact with them and hopefully it will
> change soon) so yes, your findings are correct : for all requests coming
> from Oceania/Australia over IPv6, we're redirecting to the nodes in
> America ...
>
>
Hi Fabian,

Thanks for the response.

I should have bottom posted, rather than top. :)

I believe we can assist with providing another msync node within 
Australia. Perhaps we can take this off-list to discuss?

Regards,
Matthew.