Email service providers often set limits in terms of the number of emails that an account can send hourly/daily. This might not be a problem if you are not sending many notifications, however for high-traffic Jira instances limits may be too small. SMTP relay services usually offer higher limits and are therefore better suited for sending out large numbers of Jira notifications.
Below we give set up instructions for some of the well-known SMTP relay services, however other providers should also work.
OAuth support for Gmail SMTP relay will be available soon.
Navigate to JEMH Cloud > Messaging > Message Outbounds
Create a new connection configuration using the ‘create’ button
Fill in the connection form similar to the below, ensuring that the target host is smtp-relay.gmail.com and that the account used in the username and password fields has been granted access to the relay service through Google (as per step 1):
Follow SendGrid’s set-up guide for SMTP relay integration. This will involve creating an API key.
Enter the provided settings into the JEMHC outbound connection form, setting the username as apikey and password as the API key given by SendGrid: