Entries appear in Message Audit Log searches with the Abort message (message timed out)
action.
Time | From | To | Original Subject | Verdict(s) | Action(s) |
Friday, Dec 15, 2023 08:30:34 AM PST | [email protected] | [email protected] | (none) | Abort message (message timed out) | |
Friday, Dec 15, 2023 08:27:39 AM PST | [email protected] | [email protected] | (none) | Abort message (message timed out) |
The Message Audit Logs with "Actions taken: Abort message (message timed out)" describe a connection timeout where the Messaging Gateway did not receive a full SMTP delivery from the sending server. The sending server connected and started the SMTP transaction, but the network packets ceased to arrive before the transaction completed:
An example related Information level log for the transaction:
2022 Jan 01 01:01:01 -05 (info) ecelerity: [13391] ML-REJECT: Rejection on: 10.10.10.123:25, sent to host: 10.10.10.124:15154, Audit ID ac110023-b31ff7000000344f-d4-62ab7682d161, 421 4.4.2 service timed out.#015
The above log entry explained:
The above transaction would likely show an "Abort message (message timed out)" in the Message Audit Logs. As described above, the root cause is that the Messaging Gateway stopped receiving communications from the sender, and so closed the network stream as configured by the Session Timeout threshold.
Investigate the network path that the message transactions take to determine what might be interfering with the communication.
Common causes are :