The following ports should be opened in the firewall for Zoom access:
Port | Required for desktop access | Required for web access | Description |
---|---|---|---|
8880 | Yes | No | Zoom Server |
8443 | Yes | No | Web Administration & API access |
8873 | Yes | Yes | Preview Server |
8983 | No | No | Zoom Curator Service |
8874 | No | No | Zoom NonStop Server to Server Data Transfer (HADR) |
18880 | No | No | Zoom NonStop Server to Server Control Messages (HADR) |
7770 | Yes | No | Zoom Client Proxy to Adobe plugins |
9880 | Yes* | No | *SSL Zoom Server |
9443 | Yes* | No | *SSL Web Administration & API access |
8973 | Yes* | Yes* | *SSL Preview Server |
443 | Yes* | Yes* | *SSL Preview Server |
8974 | No | No | *SSL Zoom NonStop Server to Server Data Transfer (HADR) |
8282 | No | Yes | Archive Hub |
9292 | No | No | *SSL Archive Hub |
5551 | Yes | Yes | EZ Downloader |
To test any TCP port’s connectivity, check this article.
*Usually if SSL ports are enabled, their non-SSL counterpart ports can be disabled or blocked by the firewalls.
Desktop access includes Asset Browser, Repository Browser, Zoom plugins, Client Proxy, and EZ client installer.
Web access includes Web Asset Browser and Web Client.