Microsoft | Exchange 2013 update Global Address List Warning messages

Updating Global address list warning messages. I was running the following command Update-GlobalAddressList – identity "Default Global Address List" when I received the following warning messages. "WARNING: The Recipient "<domainname>/Microsoft Exchange System objects/OAB version 2" is invalid and couldn't be updated." This warning occurs in my situation way after the migration of exchange 2007 to exchange … Continue reading Microsoft | Exchange 2013 update Global Address List Warning messages

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Exchange 2013 | unable to load Exchange Admin Center ( ECP )

For somedays I was struggling with a server where exchange 2013 was located on. I was unable to access the Exchange Admin Center webpage and found out that several important services didn’t start. Note: This issue produce also slow login to the server it takes a while when you can login. When you login it … Continue reading Exchange 2013 | unable to load Exchange Admin Center ( ECP )

Exchange 2013 | how to configure an internal relay connector

How to configure an internal relay connector in Exchange 2013 Go to the webpage of the exchange management page (https://exchangeserver/ecp) Go to the Mail flow > Receive Connectors > + for add a new connector. Enter a name for the connector Select role (Hub Transport) and type (Custom) click on Next Additional note. If you … Continue reading Exchange 2013 | how to configure an internal relay connector