phpmailer: unset SMTPAutoTLS

50980c3c · ale · kiki · 9d63afdd · 50980c3c
Commit 50980c3c authored Nov 28, 2017 by ale Committed by kiki May 21, 2019
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wp-content/mu-plugins/ai-common.php wp-content/mu-plugins/ai-common.php +3 -0

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--- a/wp-content/mu-plugins/ai-common.php
+++ b/wp-content/mu-plugins/ai-common.php
@@ -28,6 +28,9 @@ if (defined('SMTP_HOST')) {
 		$phpmailer->SMTPSecure = SMTP_SECURE;
 		$phpmailer->From       = SMTP_FROM;
 		$phpmailer->FromName   = SMTP_NAME;
+		// Do not attempt STARTTLS even if the
+		// server offers it - use SMTPSecure instead.
+		$phpmailer->SMTPAutoTLS = false;
 	}
 }