ERM network port requirements

The table below describes all of the network port requirements for your ERM server.

For a visual guide, see Network schematics.

Public services	Incoming (TCP)
Web UI, feedback events, CDR, API	443 (multiple hostnames)
Browser redirect to HTTPS. Feedback events, passive provisioning for endpoints without TLS support.	80 (optional)
LDAP (Poly phonebook service)	389

Internal/operational services	Incoming (TCP)
Installer web UI	8999 (may be filtered in firewall)
Low level troubleshooting	22 (may be filtered in firewall)

Outbound connections	Outbound port
API requests to Pexip Infinity	443 (configurable)
Video endpoints	443 (TCP)
DNS	53 (TCP)
LDAP	389 / 636 (configurable)
NTP	123 (UDP)
ERM license activations 185.94.242.28 (erm-activation.pexip.io)	443 (TCP)
ERM docker images registry and OS updates 185.94.242.28 (erm-registry.pexip.io)	443 (TCP)