UNIX hosts and MX "best practice"

[Barry Margolin]

In article <38965256.A88E8EC9 at sas.upenn.edu>,
John H. Yates <yates at sas.upenn.edu> wrote:
>So it seems that there is no "best practice" on whether a mail host
>should have a defined MX for itself or not. I would have thought that
>it should, but am willing to leave them blank by default as our
>new campus software does.

I thought we answered this.  The best practice is that any hostname
expected to be used in email addresses should have an MX record, even if it
points to itself.

-- 
Barry Margolin, barmar at bbnplanet.com
GTE Internetworking, Powered by BBN, Burlington, MA
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