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Archive for the ‘Microsoft’ Category

How to delete Service in Windows Server 2012

Syntax Copy Parameters Parameter Description <ServerName> Specifies the name of the remote server on which the service is located. The name must use the Universal Naming Convention (UNC) format (for example, \\myserver). To run SC.exe locally, omit this parameter. <ServiceName> Specifies the service name returned by the getkeyname operation. ? Displays help at the command prompt. Remarks […]

Force Active Directory replication on a domain controller

To force Active Directory replication run the command ‘repadmin /syncall /AeD’ on the domain controller.  Run this command on the domain controller in which you wish to update the Active Directory database.  For example, if DC2 is out of Sync, run the command on DC2. A = All Partitionse = Enterprise (Cross Site)D = Identify servers […]

Last Error: Message deferred by categorizer agent.

Exchange 2013 mail flow issue. It turned out to be the Malware agent causing the issue Once it is enabled and the Exchange transport service is restarted, all emails are stuck in the submission queue with “Last Error: Message deferred by categorizer agent.” Check the mail queue Get-Queue -Identity submission Get-Transport Agent will list all […]

Exchange ActiveSync iOS Device

Updated: May 2021 iOS devices unfortunately do not register with ActiveSync or other tools with a logical clear human-readable version number. Instead, they show up with strings like “Apple-iPhone3C1/902.206”   Obviously, this makes discovery and reporting difficult.  To help ourselves, and the community at large, we now maintain this list of hardware and iOS versions for […]

Email spoofing

The goal of email spoofing is to trick the user into thinking an email is from a known and trusted source. Spoofing is done through the manipulation of email elements that are visible to the recipient, primarily the “Body From” field. A spoofed email can be partial or full: Partial Spoof: A partial spoof occurs when […]

Cannot send large messages via ActiveSync, iPhone/iPad

SYMPTOMS When sending from a Mobile device via the ActiveSync service the device fails to send. Some devices may return an error indicating that “The message that was sent to the server was rejected because the message was too large”. (Apple iPad iOS). Not all mobile devices behave this way and may just keep the message […]

Enable Automatic Replies, Out Of Office, for another user or additional mailbox

Admin Method 1: Exchange PowerShell If you are an Exchange administrator, then using the Set-MailboxAutoReplyConfiguration Exchange PowerShell command is the supported and native way to go to enable Automatic Replies without logging on to the mailbox itself. Set-MailboxAutoReplyConfiguration -Identity <username> -AutoReplyState Enabled -InternalMessage “Internal auto-reply message.” -ExternalMessage “External auto-reply message.” Admin Method 2: Exchange Admin Center Another way to […]

Office365 SMTP

Office 365 SMTP server settings Server: smtp.office365.com Alternative server: outlook.office365.com Port: 587 Encryption: TSL Authentication: Yes – use your full username and password. Note: Sending emails also works if TCP 25 is set as a port in connection settings, but using TCP 587 is recommended. Office 365 POP3 settings Server: outlook.office365.com Port: 995 Encryption: TSL Authentication: Yes – use your full username and password. Office 365 IMAP […]