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November 22, 2024

October 1, 2009

difference between helo and ehlo

by viggy — Categories: Uncategorized — Tags: , , Leave a comment

HELO handles the basic SMTP commands, EHLO is “Enhanced HELO” and has more
features.

An advanced mailserver will send “EHLO …” — if the remote mailserver
doesn’t accept EHLO, then it will revert to HELO (which all mailservers
understand).

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