Disclaimer: This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment.

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Table of Contents

• Overview
• Configuring the settings

Overview

This article contains steps to configure Sophos Firewall with email notifications for system events using Gmail.

Configuring the settings

1. Follow the steps in https://support.google.com/accounts/answer/185833?hl=en to configure Sign in with App Passwords.
2. Follow the steps in https://soph.so/NotificationSettings set up an external mail server that has the following settings:
   
   
   • Mail server IPv4 address/FQDN: smtp.gmail.com
   • Port: 587
   • Authentication required: Selected
   • Username: Your complete Gmail account
   • Password: Gmail password if 2-Step is turned off or App Password if 2-Step is turned on
   • Connection security: STARTTLS

Note: By not following Step 1 "Sign in with Passwords" you’ll get the following error in the Sophos Firewall smtpd_main.log 

2022-10-26 21:16:45.993Z [20834] aITR2x-zH3w3u-i5 server_login authenticator failed H=smtp.gmail.com [74.125.195.109] 534-5.7.9 Application-specific password required. Learn more at
534 5.7.9 support.google.com/.../ 29-20020a63195d000000b0043a1c0a0ab1sm3194640pgz.83 - gsmtp
20834 locking /sdisk/spool/output//db/wait-notification_smtp.lockfile
20833 LOG: MAIN
20833 == xxxxxxxxxxxxxxxxxx@gmail.com R=router_for_notifications T=notification_smtp defer (-42) DT=0.369s: authentication required but authentication attempt(s) failed

Which will lead to the common error:

retry time not reached for any host for 'gmail.com'

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