Category: Exchange

121621 1615 HowtoFixthe1 240x180 - How to Fix the access control defines the ObjectType {xxx-xxxx-xxx-xxxx} that can’t be resolved tab mailbox delegation at Exchange 2016 issues.

How to Fix the access control defines the ObjectType {xxx-xxxx-xxx-xxxx} that can’t be resolved tab mailbox delegation at Exchange 2016 issues.

If you are trying to change mailbox delegation settings via Exchange Admin center and show the access control defines the ObjectType {xxx-xxxx-xxx-xxxx} that can’t be resolved tab mailbox delegation, don’t panic, today, I am going to how to fix it.

100120 2351 HowtoInstal6 240x180 - How to Install (or Upgrade) Cumulative Update 18 for Exchange Server 2016

How to Install (or Upgrade) Cumulative Update 18 for Exchange Server 2016

Microsoft released Cumulative Update 18 for Microsoft Exchange Server 2016 on September 15, 2020. This cumulative update includes fixes for nonsecurity issues and all previously released fixes for security and nonsecurity issues. These fixes will also be included in later cumulative updates for Exchange Server 2016. This update also resolves a vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2020-16875.

013020 0247 Troubleshoo1 240x180 - Troubleshooting Tips: Exchange ActiveSync returned an HTTP 500 response (Internal Server Error)

Troubleshooting Tips: Exchange ActiveSync returned an HTTP 500 response (Internal Server Error)

oday, a customer told me that one of users cannot success to sync emails at his phone, I tried to use Microsoft Remote Connectivity Analyzer to test Exchange ActiveSync Connectivity, it has no issues with Exchange ActiveSync Autodiscover but not Exchange ActiveSync, it failed to attempt the FolderSync command on the Exchange ActiveSync session and error message is “Exchange ActiveSync returned an HTTP 500 response (Internal Server Error).”.

011320 2302 HowtoSendEm3 240x180 - How to Send Email from Exchange Server VM with Azure

How to Send Email from Exchange Server VM with Azure

When you try to send email out from exchange server VM at Azure, you will notice it will failed send email out. Because starting on November 15, 2017, outbound email messages that are sent directly to external domains (such as outlook.com and gmail.com) from a virtual machine (VM) are made available only to certain subscription types in Microsoft Azure. Outbound SMTP connections that use TCP port 25 were blocked. (Port 25 is primarily used for unauthenticated email delivery.), so you will notice the exchange server VM won’t send email out after you configure send connector.

011320 1948 Howtocreate4 240x180 - How to create a Free SendGrid Account at Azure

How to create a Free SendGrid Account at Azure

As we know, starting on November 15, 2017, outbound email messages that are sent directly to external domains (such as outlook.com and gmail.com) from a virtual machine (VM) are made available only to certain subscription types in Microsoft Azure. Outbound SMTP connections that use TCP port 25 were blocked. (Port 25 is primarily used for unauthenticated email delivery.), so you will notice the VM at Azure won’t send out email.

040718 2002 MigrateExch3 240x180 - Migrate Exchange Services from On-premises to Office 365 PART 1- Pre-requisites, Add On-Premises Domain and Deploy Certificate

Migrate Exchange Services from On-premises to Office 365 PART 1- Pre-requisites, Add On-Premises Domain and Deploy Certificate

The process described mainly focuses on a typical transition of Exchange services to Office 365 environment, converting the Exchange servers to Office 365 CAS role, HUB role and MBX role. Additional role options such as the Unified Messaging Server role and Edge Transport role, are out-of-scope within this document.