Port 3383 is typically used for the inter-process communication (IPC) between Microsoft Terminal Servers and their clients. It is also used by some remote support services for connecting to client machines.
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 3383 |
tcp |
esp-lm |
Enterprise Software Products Manager |
REGISTERED PORT |
Port 3383 |
udp |
esp-lm |
Enterprise Software Products Manager |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |