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-rw-r--r--config/main.inc.php.dist3
1 files changed, 2 insertions, 1 deletions
diff --git a/config/main.inc.php.dist b/config/main.inc.php.dist
index e4287de7d..e8fbd2ff0 100644
--- a/config/main.inc.php.dist
+++ b/config/main.inc.php.dist
@@ -40,7 +40,8 @@ $rcmail_config['default_host'] = '';
// TCP port used for IMAP connections
$rcmail_config['default_port'] = 143;
-// IMAP authentication type (auth, plain) or null to use best server supported one
+// IMAP auth type. Can be "auth" (CRAM-MD5), "plain" (PLAIN) or "check" to auto detect.
+// Optional, defaults to "check"
$rcmail_config['imap_auth_type'] = null;
// Automatically add this domain to user names for login