Exchange 2016 sent mails go to drafts – 421 4.3.2 Service not active
Just yesterday, following the installation of some windows updates, I found myself in a situation where the flow of emails from an exchange 2016 no longer worked. All services were online but both incoming and outgoing emails did not work. Specifically, all the emails I tried to send remained in the […]
How to force the removal of an exchange server from active directory
As you know, a lot of information from the exchange organization is saved in the active directory database so to dismiss a server exchange it is not enough to turn it off like a normal application, cleaning must also be done within AD. Let's say you have to remove an exchange from your active directory, the correct thing to do is to proceed with the […]
How to extract all calendars permissions from exchange with powershell
This is the script that I created to extract the permissions of all the calendars in an Exchange organization. The script searches in each mailbox the folders of type “Calendar” and, for each of them, extracts its permissions, the result is output to a csv file. $mailbox_list = Get-Mailbox -Resultsize […]
How to schedule an exchange powershell script with task scheduler
Here's a quick example for creating a scheduled task to run a .ps1 script in exchange powershell, it is not as simple as you might think… The parameters to be passed are: Program or script: C:WindowsSystem32WindowsPowerShellv1.0powershell.exe Arguments: -NonInteractive -WindowStyle Hidden -command “. ‘C:Program FilesMicrosoftExchange ServerV15binRemoteExchange.ps1’; Connect-ExchangeServer -auto; c:ScriptsExchangescript_name.ps1” If you have a simpler method […]
Microsoft Access 2016 very slow at startup
If your Access 2016 is very slow during startup (especially when you open a database) the problem is probably due to the fact that your navigation is blocked. Even when you disable any option related to navigation in Access settings it seems that the problem is not resolved; at the time the only real solutions […]
Free tool for converting OST to PST
I have searched for a long time a free software that can convert an .ost file (outlook cache file) to a .pst file; everyone I've found so far were all paid but lately I happened for the umpteenth time to have to recover data from an .ost file and looking on google […]
Configure external ntp server on domain controller
A quick and easy guide to set up the synchronization of a domain controller with an external NTP server. Normally we set up synchronization on the server that holds the role of PDC (Primary Domain Controller) because he acts as “clock” for the entire domain. Open the msdos prompt and give these commands: […]
Exchange 2013 imap service not responding from other servers
A very strange problem that happened on an exchange server 2013 CU12: I enabled the two imap backend and imap services for a helpdesk that works by reading the messages by imap protocol. The very strange thing is that doing a telnet on port 143 from any other machine […]
