[Gllug] helo ehlo lhlo

[Martin A. Brooks]

Joel Bernstein wrote:
> Or did you mean that one can give an EHLO and infer from the responses
> if the server actually speaks ESMTP? You probably can. Still don't think
> it's wise.

You almost have to.  There's no requirement for an ESMTP capable server 
to advertise that it's ESMTP capable in the banner.  The only way to be 
sure is to issue an EHLO and see if it's accepted, reverting to HELO if 
it's not.

At least as I understand things, anyway.

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