Version Affected: [All]
Description:
When setting up SMTP settings in a realm, there may be consideration to utilize port 587 rather than port 25.
Resolution:
Port 587 is supported with SMTP but please note that SSL will need to be enabled under Overview tab -> Email Settings within the realm(s).
Additionally, you will need the following set on the server(s)
Server Protocols:
TLS 1.0
TLS 1.1
TLS 1.2
Client Protocols:
Multi-Protocol Unified Hello
TLS 1.0
TLS 1.1
TLS 1.2
Special Considerations (optional as needed):
If you are still unable to receive emails, please see the following article for enabling extended SMTP logging:
https://support.secureauth.com/hc/en-us/articles/360019885311-How-to-enable-extended-SMTP-logging
SecureAuth Knowledge Base Articles provide information based on specific use cases and may not apply to all appliances or configurations. Be advised that these instructions could cause harm to the environment if not followed correctly or if they do not apply to the current use case.
Customers are responsible for their own due diligence prior to utilizing this information and agree that SecureAuth is not liable for any issues caused by misconfiguration directly or indirectly related to SecureAuth products.
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