Unable to perform the save operation when enabling Exchange Online Archive

Customer wanted to enable the Exchange Online Archive on his Exchange Online Mailbox. Open the Exchange Admin Center, select the user and in the actions pane select “enable” under In-Place Archive. Continue reading Unable to perform the save operation when enabling Exchange Online Archive

You can’t use the domain because it’s not an accepted domain

After moving several users successful from Exchange 2013 on-premises to Office 365 at one point the migrated stopped (for some users) with the following error message: “You can’t use the domain because it’s not an accepted domain for your organization”:

image Continue reading You can’t use the domain because it’s not an accepted domain

The call to mrsproxy.svc failed. The HTTP request was forbidden

Recently I was doing a project with Exchange 2013 on-premises and Exchange Online in a hybrid configuration (with ADFS etc.). Exchange 2013 was connected to the Internet using a (Juniper) firewall, so no TMG involved. Exchange 2013 was functioning properly.

Continue reading The call to mrsproxy.svc failed. The HTTP request was forbidden