Port 3346

Port 3346 is commonly used for remote desktop protocol (RDP) connections using the Microsoft Windows Remote Desktop Gateway (RD Gateway) service. This allows users to access Windows Remote Desktop Services (RDS) server from an external network.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 3346
tcp
trnsprntproxy
Trnsprnt Proxy
REGISTERED PORT
Port 3346
udp
trnsprntproxy
Trnsprnt Proxy
REGISTERED PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
TCP UDP Ports
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