Exchange 2010 / 2007 Enable or Disable Tarpitting
KB ID 0000549 Problem With Exchange 2003 tarpitting was turned on post SP2 with a registry hack, with newer versions of Exchange it is enabled by default. What is Tarpitting? This is a method to stop a mail sender sending you multiple mail requests, it was designed to stop miscreant from carrying out either a :- Directory Harvest Attack : Attempting to find out legitimate emails on your email server by randomly sending emails to...
How to Create a Distribution Group in Exchange 2010 / 2007
KB ID 0000561 Problem A distribution group is an active directory group, that has a shared email address. A security group can also have an email address, but unlike a distribution group a security group can be granted permissions to objects e.g. public folders, calendars etc. A distribution group is used for sending mail to groups of people, like the engineering group or the sales group for example. Solution 1. On the Exchange...
Exchange 2010 – No Exchange servers are available in any Active Directory sites
KB ID 0000658 Problem Seen when trying to connect to the Exchange 2010 Management Console. Initialization failed. The following error occurred while searching for the on-premises Exchange server: No Exchange servers are available in any Active Directory sites. You can’t connect to remote Powershell on a computer that only has the Management Tools role installed. It was running the command ‘Discover-ExchangeServer -UseWIA...
Exchange – “This operation can only be performed by a manager of the group” Error
KB ID 0000603 Problem Seen On Exchange 2010 (SP1), when trying to add a user to a distribution group. Add-DistributionGroupMember Failed Error: You don’t have sufficient permissions. This operation can only be performed by a manager of the group. Solution 1. There a few reasons for this error, I’m assuming that there is no user set as the manager for this group? (Properties > Group Information > Managed By). In my...
Exchange ActiveSync Not Working for Some Users “Post Migration”
KB ID 0000695 Problem Error seen on some users on both Exchange 2007 and 2010, (post migration) form earlier versions of Exchange. When it fails you will also see this error. Event ID 1053 MSExchange ActiveSync Exchange ActiveSync doesn’t have sufficient permissions to create the “CN={User Name},OU=<OU Name>,DC={Domain Name},DC=com” container under Active Directory user “Active Directory operation failed...