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proper support for older SMTP #103

thestick613 opened this issue Jun 2, 2016 · 0 comments

proper support for older SMTP #103

thestick613 opened this issue Jun 2, 2016 · 0 comments


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@thestick613 thestick613 commented Jun 2, 2016

If the server greeting string contains "ESMTP", you may use the EHLO greeting, otherwise, if it only contains "SMTP" you must use the HELO greeting.

slimta only uses EHLO, which results in these kind of transactions:

nc 25
220 SMTP Service ready
500 Syntax error, command unrecognized
@icgood icgood added this to the 3.3 milestone Jun 4, 2016
@icgood icgood closed this in #104 Jun 4, 2016
@icgood icgood modified the milestones: 4.0, 3.3 Nov 13, 2016
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