On 12/28/15 17:16, Alice Wonder wrote:
>
>
> On 12/28/2015 02:10 PM, Marcelo Roccasalva wrote:
>> On Mon, Dec 28, 2015 at 5:24 PM, Alice Wonder <alice@xxxxxxxxxxxxxx>
>> wrote:
>>>
>>> I ran into this exact issue last night -
>>>
>>> http://www.iotti.biz/?p=433
>>>
>>> When a computer is connected via IPv4 but the IPv4 a repo host
>>> connects to is not available, yum then tries the IPv6 address and
>>> will fail with a confusing message telling you it failed to connect
>>> to the IPv6 address.
>>>
>>> I don't know if there is a way for yum to figure out whether the
>>> current network connection to the Internet is IPv4 or IPv6.
>>>
>>> But if there is a way, it might make a usability improvement. A lot
>>> of people have no idea what IPv6 is and would be confused.
>>>
>>> I was confused myself at first, wondering if DHCP pulled in IPv6 from
>>> the router.
>>
>> If your DNS answers IPv6, it will have prefence over IPv4. You can set
>> ip_resolve=4 in your yum.conf
>>
>
> The issue is the yum server was down, so IPv4 didn't work.
>
> Once that server was back up (third party repo) it of course worked no
> issue.
>
> The issue is the error message, while a technically correct one, is one
> that is not very user friendly and can be confusing to people who are
> not dual-stack.
>
> It could be improved.
>
The place to complain about this is the Fedora list since what CentOS
has comes from them by way of RHEL. They, Fedora, are not apt to pay
you any mind because they have already abandoned yum and are going with
a new package manager named dnf soon to be appearing in a system near you.
--
_
°v°
/(_)\
^ ^ Mark LaPierre
Registered Linux user No #267004
https://linuxcounter.net/
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