Firewall ports required to use voice and data on OCCP / OMRP (Call Centre Related)

Article ID: 50

Last updated: 15 Aug, 2025

OCCP & OMRP requires several ports to be opened outbound to our server(s).

Depending on which server you are on, the firewall rule assumed here is

Source = You

Destination = OC Servers (Check your welcome email) except for Google STUN server
Note: If you don't know your Destination/OC Servers please send an email to [email protected] requesting this inof

Port = Required to open

Port	Protocol	Purpose	Direction
8080	TCP	Web	Outbound to your Orencloud server(s)
8020	TCP	Web	Outbound to your Orencloud server(s)
8089*	TCP	Audio	Outbound to your Orencloud server(s)
8088*	TCP	Audio	Outbound to your Orencloud server(s)
4445	TCP	Daemon	Outbound to your Orencloud server(s)
3478 & 5349	UDP/TCP	Audio	Outbound to stun1.oren.cloud or 157.230.245.31 stun2.oren.cloud or 210.1.230.94
49152-65535	UDP	Audio	Inbound & Outbound from/to stun1.oren.cloud or 157.230.245.31 stun2.oren.cloud or 210.1.230.94
7000-9000	UDP	Audio	Inbound & Outbound from/to your Orencloud server(s)

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Article ID: 50

Last updated: 15 Aug, 2025

Revision: 19

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Firewall ports required to use voice and data on OCCP / OMRP (Call Centre Related)

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