Port 135 is used for the Remote Procedure Call (RPC) service, which allows a program running on one computer to request services from a server application on another computer. It is commonly used in Windows operating systems for communication between different processes and inter-process communication between applications.
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 135 |
tcp |
epmap |
DCE endpoint resolution |
WELL KNOWN PORT |
Port 135 |
udp |
epmap |
DCE endpoint resolution |
WELL KNOWN PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |
Port 135 | Microsoft EPMAP (End Point Mapper) |