How to configure Cisco DUO for Outlook Web App (OWA) of Exchange 2013 and later
Today, I ma going to show you how to configure Cisco DUO two-factor authentication for Outlook Web App of Exchange 2013 and later.
Tag: Exchange
How to fix Exchange Management Console Initialization failed “Kerberos” Authentication failed error
If you try to open Exchange management console but show Initialization failed “Kerberos” Authentication failed error, don’t panic, today, I am going to how to fix it.
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.
How to increate office 365 E3 (E5) mailbox storage limits from 50GB to 100GB
If your organization currently has subscriptions to Office 365 Enterprise E3 or E5, the default mailbox storage limit is supported 100GB. You can check it from the account information of outlook.
Unfortunately, there are many people noticed the default size is still showing 50GB, today, I am going to show you how to increase it to 100GB.
How to use csv file for migration #Microsoft exchange user mailboxes to another database
If you would like to use csv file for migration exchange user mailboxes to another database, please follow below steps to complete it.
How to Install (or Upgrade) Cumulative Update 18 for Exchange Server 2016 #Exchange #Exchange 2016 #Microsoft #mvphour
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.
How to configure Exchange server for Simply Outlook Web App URL #Exchange #OWA #URL #mvphour
Today, I am going to show you how to configure Exchange server for simply outlook web app url, it means you don’t need to enter full url (e.g. https://FQDN/owa), because it will redirect all of them( http://FQDN or https://FQDN or FQDN only) to https://FQDN/owa.
Troubleshooting Tips: Exchange ActiveSync returned an HTTP 500 response (Internal Server Error) #Microsoft #Exchange #ActiveSync #Troubleshooting #mvphour
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).”.
How to use SendGrid as SMTP Relay at Sophos UTM firewall #Azure #SendGrid #Email #Exchange #SMTP Relay #Sophos
Today, I am going to show you how to use SendGrid as SMTP relay at Sophos UTM firewall and help you send email out successful, the Sophos UTM firewall and exchange servers are VMs of Nested Hyper-V host at Azure, if you don’t know how to build a Nested Hyper-V host in Azure, you can reference our Building Real Word lab in Azure Volume 1 book from https://leanpub.com/buildingrealworldlabsinazurevolume1) , this is step by step to tell you how to build your own lab in Azure.
How to Send Email from Exchange Server VM with Azure #Azure #SendGrid #Email #Exchange #SMTP Relay
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.
How to create a Free SendGrid Account at Azure #Azure #SendGrid #Email #Exchange #SMTP Relay
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.
Migrate Exchange Services from On-premises to Office 365 PART 1- Pre-requisites, Add On-Premises Domain and Deploy Certificate #Azure #Office365 #Exchange
Today, my client asked me to provide MOP (Method of Procedure) to them, the MOP will help to migrate their exchange services to Office 365. I am going to do multi-post and let you know how to migrate your exchange services to Office 365 via step by step.
MIGRATE EXCHANGE SERVICES TO 2016 PART 7 – PUBLIC FOLDER #EXCHANGE #WINDOWSSERVER #STEP BY STEP
There is no more legacy public folder database, public folder mailboxes also knows as modern public folders, if you still need public folders, migrate them to Exchange 2016.
Public folder migration is a one-way process, if something goes wrong, you can roll back but any changes made since the migration will be lost.
MIGRATE EXCHANGE SERVICES TO 2016 PART 6 – MIGRATE MAILBOXES #EXCHANGE #WINDOWSSERVER #STEP BY STEP
After you’ve completed your deployment of Exchange 2016, and test connectivity via Exchange Remote Connectivity tool, you can move mailboxes to your Exchange 2016 Mailbox server.
MIGRATE EXCHANGE SERVICES TO 2016 PART 2 – DEPLOY EXCHANGE SERVER 2016
Follow steps to prepare AD, deploy Exchange Server and certificate.
MIGRATE EXCHANGE SERVICES TO 2016 PART 1 -REQUIREMENTS
This document serves as both a guideline for redeployment document for the Exchange Migration performed at the GDM Company. The process described mainly focuses on a typical transition of Exchange 2010 to Exchange 2016 environment, converting the Exchange 2010 server to Exchange 2016 Server MBX role. Additional role options such as the Edge Transport role, are out-of-scope within this document.
MIGRATE EXCHANGE SERVICES TO 2016 PART 5 – CONNECTIVITY TEST
Microsoft Exchange Remote Connectivity Analyzer a very good tool to test connectivity and mail flow.
MIGRATE EXCHANGE SERVICES TO 2016 PART 4 – CUT OVER NAME SPACE
Cut Over the Client Access namespace to Windows 2016
MIGRATE EXCHANGE SERVICES TO 2016 PART 3 -CONFIGURE NAME SPACE
It’s a good time to verify the Namespace configuration and correct them if there are any misconfigured namespaces.
Tips for building your own exchange server when ISP blocked the port 25
Are you plan to build your own exchange server but ISP Blocked the port 25? Almost all of ISP block TCP port 25 for some reasons, if You would like… Read more »