| Tell Command | Description |
| TELL SMTPMTA QUIT | Shuts down the SMTP MTA. |
| TELL SMTPMTA STOP DRTASK | Stops the Delivery Report Task. |
| TELL SMTPMTA STOP INBOUND TRANSPORT | Stops the Inbound Session Controller. Prior to stopping, the controller will stop all of its associated session handlers. |
| TELL SMTPMTA STOP OUTBOUND TRANSPORT | Stops the Outbound Session Controller. Prior to stopping, the controller will stop all of its associated session handlers. |
| TELL SMTPMTA STOP INBOUND CONVERSION | Stops the Inbound Message Handler. |
| TELL SMTPMTA STOP OUTBOUND CONVERSION | Stops the Outbound Message Handler. |
| TELL SMTPMTA START DRTASK | Starts the Delivery Report Task. |
| TELL SMTPMTA START INBOUND TRANSPORT | Starts the Inbound Session Controller. The controller then spawns session handlers as needed. |
| TELL SMTPMTA START OUTBOUND TRANSPORT | Starts the Outbound Session Controller. The controller then spawns session handlers as needed. |
| TELL SMTPMTA START INBOUND CONVERSION | Starts the Inbound Message Handler. |
| TELL SMTPMTA START OUTBOUND CONVERSION | Starts the Outbound Message Handler. |
| TELL SMTPMTA SHOW VERSION | Displays the version number of the SMTP MTA currently running. |
| TELL SMTPMTA SHOW CONFIG | Displays all of the SMTP MTA’s current configuration settings. |
| TELL SMTPMTA REFRESH | Forces all of the MTA tasks to reload their configuration. |
| TELL SMTPMTA STOP | Stops all MTA tasks except the Add-In Controller. |
| TELL SMTPMTA START | Starts all MTA tasks except the Add-In Controller. This command is NOT interchangeable with LOAD SMTPMTA, which starts the Add-In Controller. |
| TELL SMTPMTA STOP INBOUND | Stops all inbound tasks: Inbound Message Handler and Inbound Session Controller. |
| TELL SMTPMTA START INBOUND | Starts all inbound tasks: Inbound Message Handler and Inbound Session Controller. |
| TELL SMTPMTA STOP OUTBOUND | Stops all outbound tasks: Outbound Message Handler and Outbound Session Controller. |
| TELL SMTPMTA START OUTBOUND | Starts all outbound tasks: Outbound Message Handler and Outbound Session Controller. |