If you happen to experience connection errors. Please ask your IT personnel to check the below.
Destination is cloud2.thinkcei.com which currently resolves to (...contact CEI for current dynamic IP address if required). We recommend exceptions be made for the hostname rather than the IP address as it may change in the future.
Try adding these exceptions for outbound filtering for the host cloud2.thinkcei.com:
• TCP/443
• TCP/3389
• UDP/3391