Multiple A Records for IMAP service
Eduardo Ramos
eduardo at freedominterface.org
Fri Aug 29 13:54:40 UTC 2014
I agree with Alex and Jiri.
Here I have the same scenario, DNS round-robin and 2 dovecot instances.
It works well, but depends on the client implementation.
I think keepalived or corosync/pacemaker is a more elegant solution too.
I can help you implement.
On 08/29/2014 08:34 AM, Jiri Bourek wrote:
> On 29.8.2014 13:00, Alex Crow wrote:
>> Hi Vijay,
>>
>> No, this will not work properly. 50% of the time the client will still
>> try to connect to the downed server.
>>
>> You need something like keepalived or corosync/pacemaker.
>>
>> Cheers
>>
>> Alex
>>
>
> AFAIK some clients - with Thunderbird among them - will try the other
> IP address before reporting an error to the user.
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