If you are behind a firewall, you will need to configure the firewall to allow incoming and outgoing traffic on the following ports if your Virtual Room Connector (VRC) is behind a firewall.
You can find a list of the ports which are directly connected to Zoom in the firewall list below. With the Virtual Room Connector, customers or partners can create their own endpoints to utilize Zoom technology within their infrastructure using the Zoom technology within the Virtual Room Connector.
Contents
Firewall configurations
Zoom Virtual Room Connector access to Zoom
| Protocol | Ports | Source | Destination |
| TCP | 80, 443 | VRC | *.zoom.us |
| TCP | 80, 443 | VRC | https://zoom-general.s3.amazonaws.com
https://monitoring.*.amazonaws.com |
H.323 endpoint access to Zoom Virtual Room Connector
| Protocol | Ports | Source | Destination |
| TCP | 443 1720 3000-4000 |
H.323 Endpoint | VRC.IP |
Note: H.323 support is provided via the Open ALG (Application Layer Gateway)
- Signal: TCP 1720
- Control: TCP 3000-4000
- RTP: UDP 3000-4000
SIP endpoint access to Zoom Virtual Room Connector
| Protocol | Ports | Source | Destination |
| TCP | 443 3000-4000 5060-5061 |
SIP Endpoint | VRC.IP |
| UDP | 3000-4000 5060 9000-10000 |
SIP Endpoint | VRC.IP |