Knowledgebase: Proofpoint Essentials
Additional Inbound IP exceptions required for Proofpoint Essentials Archive
Posted by Richard Kennedy on 10/03/16 15:36

Customers who have inbound firewall rules in place will need to add additional rules to use the Proofpoint Essentials Archive service.


US & Canada
Requires that TCP ports 143 and 993 are accessible to 50.19.242.23

Rest of World
Requires that TCP ports 143 and 993 to 46.51.173.223

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