Exchange 2019 Mail Flow and Transport Services
In this article, Jaap Wesselius deep dives into SMTP transport services and the default receive connectors within Exchange 2019.
May 29, 2023
Latest Articles
PowerShell, Piping and Exchange Online Mailbox Management
PowerShell uses a concept called pipelining to combine two or more cmdlets to perform a cohesive task. The PowerShell pipeline combines singularly useful cmdlets together to process data. Used intelligently, the pipeline is a great way to process data through a series of steps to automate common administrative operations. Mastering the pipeline, or at least becoming comfortable with pipelining cmdlets, is an essential skill for anyone using PowerShell to manage Microsoft 365 tenants.
April 27, 2022
Exchange Online Introduces DANE and DNSSEC for Outbound Email
In a December 24 announcement, Microsoft says that the roll-out of DNSSEC and DANE support in Exchange Online will start in mid-January 2022. Because this is a big change for the Exchange Online infrastructure, Microsoft is using a phased deployment which won't complete until mid-May. Support for DNSSEC and DANE has been coming for a long time, but it's good that the extra security which these standards bring will be available to Exchange Online tenants.
January 17, 2022
Office 365 10-Year Anniversary Series: Following Exchange into the Cloud
This is the third article in a continuation of our weekly series celebrating the 10-year anniversary of Office 365. Microsoft MVP Nicolas Blank shares his experience as a Microsoft Certified Master for Exchange 2010, and how his world changed drastically over the past ten years as he followed Exchange into the Cloud.
June 30, 2021
Exchange Server 2016 Migration – Mail Flow Cutover
Migrating inbound, outbound, and internal relay mail flow to Exchange Server 2016 during a migration project.
December 15, 2016
There's No Need to Create Connectors for Internal Exchange Server Mail Flow
Internal mail flow for an Exchange Server environment can be broken due to a number of common mis-configurations.
July 14, 2016
Configuring the TLS Certificate Name for Exchange Server Receive Connectors
How to correctly configure the TlsCertificateName on Exchange Server receive connectors to allow SMTP clients to securely authenticate without errors.
February 15, 2016
How to Configure Exchange Server 2016 for SMTP Application Relay
How to configure Exchange Server 2016 to provide SMTP relay services for devices and applications on your network.
October 21, 2015
Troubleshooting SMTP Connectivity from External Senders
How to test and troubleshoot SMTP connectivity issues for external senders to an Exchange Server environment.
September 22, 2015
SMTP 554 5.1.0 Sender Denied Caused by Mailbox Junk Email Configuration
A blocked sender in a Exchange Server mailbox's junk email configuration causes SMTP error 554 5.1.0 Sender Denied.
September 29, 2014
Email Fundamentals: How to Read Email Message Headers
Tips and tools for reading email message headers and using message header information to diagnose email problems.
September 10, 2014
How to Configure a Relay Connector in Exchange Server 2013
How to configure an Exchange Server 2013 receive connector to allow internal and external SMTP for applications and devices in your network.
October 8, 2013