Email Diagnostics
(Original Document)
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Diagnosing SMTP Transmissions
Use the Email Diagnostic page to display dynamically generated data describing the communication module’s Email message transmissions.
NOTE: Before you can open the Diagnostic window, connect the DTM for the target communication module to the physical module itself. To do this, select the module node in the DTM Browser, then select Edit → Connect.
The Email Diagnostic page looks like this:
Click the Reset Counter button to reset the counting statistics on this page to 0.
To open this page:
Step
Action
1
In the DTM Browser, select the communication module and click the right mouse button. A pop-up menu opens.
2
In the menu, select Device menu → Diagnostic. The Diagnostic window opens.
3
In the left pane of the Diagnostic window, select the communication module node.
4
Click on the Email Diagnostic tab to open that page.
Email diagnostic Parameters
Email service parameters include the following:
Parameter
Description
Refresh Every 500ms
Select this to dynamically update this page every 500ms. The number of times this page has been refreshed appears immediately to the right (in this example, 192.
Email Service
The status of this service in the Ethernet communication module:
  • green = operational (OK)
  • orange = not operational (NOK)
Remote Email Server Status
The connection status between Ethernet communication module and the SMTP server:
  • green = operational (OK)
  • red = not operational (NOK)
NOTE: Status is checked at start-up and at least every 30 minutes after start-up.
SMTP Server IP Address
IP address of the SMTP server
Sender
The three header fields of the last Email message sent.
Receivers
Subject
Number of Emails Sent
Total number of emails sent and successfully acknowledged by the SMTP server.
Time Since Last Email
Counts the number of seconds since the last email was successfully sent.
Last Error
Hexadecimal code describing the reason for the last unsuccessful Email transmission. The value “0” indicates no detected transmission errors.
Time Since Last Email
Counts the number of seconds since the last email was successfully sent.
Number of Errors
Total number of emails that either:
  • could not be sent
  • were sent but were not successfully acknowledged by the SMTP server
Email Service Not Reachable
Number of times the SMTP server could not be reached. (Link checked every 30 minutes.)