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Month: December 2021

550 relay not permitted distribution group contact

moh10lyDecember 15, 2021December 27, 2022

550 relay not permitted distribution group contact Symptoms When trying to add an external contact inside a Distribution group. A failure delivery mail with the

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Recent Posts

  • Reset passwords for Active Directory Users
  • Finding Exchange Database hidden mailboxes. ​
  • Setting up ADConnect and PTA (Password auth through) servers agents behind proxy
  • Get Report of Active Directory Locked Accounts and Machine they logged in from
  • Checking and Providing Full and SendAs delegate access on O365 Exchange Online
  • Retrieving attachments from Exchange mailbox using python
  • 550 relay not permitted distribution group contact
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