How to configure the maximum message size limit for send and receive in Exchange Online.
Configuring Transport services during a migration from Exchange Server 2010 to Exchange 2013.
Exchange Server 2013 Transport services not starting after the upgrade to Service Pack 1 due to issue impacting third party transport agents.
After an upgrade to Exchange Server 2013 Service Pack 1 you may discover that external email flow has stopped working.
Step by step process to decommission a shared SMTP namespace in an Exchange Server organization.