On 06-09-2021 11:45 pm, Apelin, Eulogio wrote: All these commands do not work: ehlo helo HELO EHLO HELO myserver.com EHLO myserver.comThey all come back with 502. 5.5.2 Error: command not recognized
I just tested it again using "ehlo myserver.com" in both upper and lower case and both work. You have not shown any settings but i do not think there are any settings that could disable the ehlo command but maybe someone else more knowledgeable might know. See attached screen shot.
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