 |  |
>>I have another question. When setting up the domain (be it normal or
Re: load balancing
From: Paul S Vail
Date: Thursday, January 6, 2000
Time: 9:29:00 pm
>>virtual), the qdns wizard creats a MX record with the parameter 2 as
>>mail.xxx.xxx rather than the name server as is apparently depicted above.
>> Then, the mail.xxx.xxx is used as a CNAME, which is picked off by DNS
>>Expert as a no-no (yet it works o.k.) thoughts?
>
>The assistant will suggest using the name "mail.xxx.xxx" (but you can
>choose another), and it will also create an A record for that name.
>In this case, you should not create a CNAME record for it.
>
>To create the above using the assistant, you'd override the suggested
>mail server names with "primary" and "pokie", then manually create
>the CNAME record for "mail" (if desired).
>
>The point of the CNAME record named "mail" (above) is so that you can
>tell users to enter "mail.example.com" as their POP3/IMAP and SMTP
>servers. However, you should never use a CNAME alias in an MX record
>- doing so will cause some mail to bounce, and you may never find
>about it.
I use the same server for both smtp and pop, and did start out naming it
mail.xxx.xxx for simplicity.
I'm still not clear about the benefits of using CNAME over an A record,
unless IP numbers switched about, for simple service.
paul
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