On 12/29/25 17:00, Paul Smith via mailop wrote:
It redirects to
https://substrate.office.com/ip-domain-management-snds/postmaster/troubleshooting#errors <https://substrate.office.com/ip-domain-management-snds/postmaster/troubleshooting#errors> and gives a 500 error
You are in a maze of twisty little passages, all alike.
The Wayback Machine has a December 14 snapshot. It points here, which works:
https://sendersupport.olc.protection.outlook.com/pm/troubleshooting#errors
That link is Microsoftese for something along the lines of "Did you
unplug it and plug it back in again" followed by a table of error codes
that never appear in the bounce message.
--
Jay Hennigan - [email protected]
Network Engineering - CCIE #7880
503 897-8550 - WB6RDV
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