IBM Domino: Enable SMTPClientDebug, SMTPDebug

Add parameters to NOTES.ini

SMTPClientDebug=1
SMTPDebug=2

Option 1: Add parameters via GUI

IBM Domino: Enable SMTPDebug in NOTES.ini

Option 2: Add parameters via command
SET CONFIG "SMTPClientDebug=1" update

Run command to update router configuration

tell router update config

IBM Domino: tell router update config to update configuration and reload routing table

Send an email to @gmail.com to check result

IBM Domino: Log file after enabling SMTPClientDebug parameter in NOTES.ini file