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Knowledge Base / Version 21 / System Admin Duties / Central Admin
What ports needs opened for the Central Admin? (version 21)
The following endpoints will need opened for the Central Admin, Updater, and Store and Forward services.
Central Admin Server Ports
8443 - Central Admin web interface
55300 - The Updater service running on any node connects to this port
Historian Server Ports
55290 - Store and Forward service (anonymous)
55291 - Store and Forward service (secure)
Only one of these endpoints needs to be opened as the Store and Forward service on the collector node will connect to whichever one is available.
Note: The Central Admin and Historian may reside on the same server.
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