Hello community, We have the following scenario: We have to enable NDRs being sent from the Exchange server in case the message isn't sent to a recipient (invalid recipient, full recipient mailbox, etc.), but we have a feeling that this will create t...

Hello guys, After starting the demo of the Cisco ESA in Cisco Dcloud, I am unable to do anything on the appliance. The problem is that on almost every type of service I receive the following error "The feature key for this feature has expired or is u...