| Ports | Changeable | Installation type | Process | Open the port* |
|---|---|---|---|---|
20040 (Windows, Linux) 20041 (Windows, Linux) 20042 (Linux) 20108 (Windows, Linux) | No | Server and Client Failover Server and Client | 자가 진단 서비스 | Not required |
| 20109 | Yes | Server and Client Failover Server and Client | gRPC API (see 서버 포트 구성) | Required |
| 20110 | Yes | Server and Client Failover Server and Client | PostgreSQL database (see 서버 포트 구성) | Required |
20111–20210 | Yes | Server and Client Failover Server and Client | Server (see 설치, 네트워크 설정 유틸리티) | Required |
80 (Windows) 8000 (Linux) | Yes | Server and Client Failover Server and Client | Web server (see Configuring the Web-Server) | If necessary + HTTPS port 443 |
554 (Windows) 50554 (Linux) | Yes | Server and Client Failover Server and Client | RTSP server (see Configuring an RTSP Server) | Not required |
| 8080 | Yes | Server and Client Failover Server and Client | Virtual input (see Configure virtual inputs) | Required |
| 8888 | No | Server and Client Failover Server and Client Client | Client HTTP API (see Client HTTP API) | Not required |
4000 4646–4648 8300–8302 8500 8600 | No | Failover Server and Client | Failover (see 페일오버 시스템에서 사용되는 포트) | Required |
27000–35000 | Yes | Server and Client Failover Server and Client | Server (see 설치, 네트워크 설정 유틸리티) | Firewall is required, but port forwarding under NAT is not required (see Connecting the Client to the Server behind NAT) |
* In a configuration including several Servers in firewalled LANs, or port forwarding on the router under NAT environment.