[pydotorg-www] Fwd: website and ipv6
Doug Hellmann
doug.hellmann at gmail.com
Sat Nov 27 13:17:55 CET 2010
On Nov 26, 2010, at 7:37 PM, Martin v. Löwis wrote:
>> The problem I had was a very long timeout while the IPv6 connection
>> failed, leading to the perception that python.org was responding very
>> slowly. Disabling IPv6 meant the client went directly to IPv4,
>> bypassing the timeout.
>
> This is not supposed to happen. The fallback should be immediate; no
> packet should be sent even to the local ethernet. So there is likely
> some misconfiguration in the local network going on.
Possibly. *Probably.* However, it was only a problem for python.org. It may be that most of the other sites being accessed just didn't have IPv6 addresses, but I don't know that for sure.
Doug
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