Port 1904 is used for various purposes, including the transfer of data between devices using the Distributed Component Object Model (DCOM), which is a technology used to enable inter-process communication between software components on a network. This port is also used for streaming media over the Internet, specifically for Real-Time Streaming Protocol (RTSP), which is a network protocol used to stream multimedia files. Additionally, Port 1904 is used by some malware and viruses to conduct unauthorized activities on a computer 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 1904 |
tcp |
fjicl-tep-c |
Fujitsu ICL Terminal Program |
REGISTERED PORT |
Port 1904 |
udp |
fjicl-tep-c |
Fujitsu ICL Terminal Program |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
| Port | Protocol (TCP/UDP) | Description |