Command not implemented. The parameters or alternatives being utilized when sending email from your local server are recognized, however it is disable in the configurations.

Causes

The command has not yet been activated on your own server.

• Typically, it is not supported in that particular server

Fixes

Step 1: Diagnose The Exact Parameters

Diagnose the exact parameters that is activated and being used to send the email message.

Step 2: Audit MTA Configurations

Audit your MTA configuration to empowering the best possible settings.