Firewall Rules
In order to allow the proper operation of OnlyCast and Chromecast, you have to allow these protocols in your firewall.
Some Chromecast apps may require additional ports.
| Description | Protocol | Source | Destination | Source Port | Destination Port |
| DNS Resolution | TCP/UDP | OLG IP in internet/ Mgmt VLAN | Configured DNS servers | Any | 53 |
| HTTP | TCP | OLG IP in internet/Mgmt VLAN | Any | Any | 80 |
| NTP | UDP | OLG IP in internet/ Mgmt VLAN | Configured NTP server | Any | 123 |
| HTTPS | TCP | OLG IP in internet/ Mgmt VLAN | Any | Any | 443 |
| Support VPN | TCP/UDP | OLG IP in internet/ Mgmt VLAN | vpn-prod.onlycast.tv | Any | 1194 |
| MQTT Communication with cloud | TCP | OLG IP in internet/ Mgmt VLAN | mqtt-prod.onlycast.tv | Any | 8883 |
If URL filtering is enabled on the firewall, these URLs must be added to the Whitelists:
- https://register.onlycast.tv
- https://admin.onlycast.tv
- http://repo.solvacom.us
- http://deb.debian.org
- http://security.debian.org
Some Chromecast apps may require additional URLs.