Exchange 2016 Event ID 1025 MSExchangeTransport / SMTP rejected a (P1) mail from Healthmailboxae

Exchange 2016 Event ID 1025 MSExchangeTransport / SMTP rejected a (P1) mail from Healthmailboxae Again and again I see the error 1025 MSExchangeTransport with Exchange servers, which initially has no major effect. The error is part of the active HealthMonitoring of the Exchange server. The server tries to test the presence of mailboxes and other …

Find out all users who have fullaccess on mailboxes inside your exchange organisation

Find out all users who have fullaccess on mailboxes inside your exchange organisation Lot’s of organisations distribute permissions on mailboxes like “fullaccess”. Most of them can’t remember these permissions when their are not written down. Users do not know why they have access and mostly do not report it, so there are permissions on your …

Manage categories in resource mailboxes / rename or delete them

Some days ago a customer had a special question concerning outlook categories inside resourcemailboxes: he wanted to change the existing categories of a room mailbox because the users used them already. Renaming by default in exchange 2013/2016 is not possible because the button is greyed out. With the following step by step guid you are …

Cleanup Exchange mailbox via scheduled task (Exchange 2013/2016)

Cleanup Exchange mailbox via scheduled task (Exchange 2013/2016) Lot’s of customers ask whether it’s possible to clean up a certain mailbox in exchange periodically. I did some scripting and made a tutorial for running the script as scheduled task. Link to the script on Github: Script to clean up a journaling mailbox via scheduled task …