Port 1756 is commonly used for the ControlLogix system service, which is a communication protocol used for industrial control systems. It is used for data exchange between programmable logic controllers (PLCs), human machine interfaces (HMIs), and other devices in industrial automation and control systems.
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 1756 |
tcp |
capfast-lmd |
capfast-lmd |
REGISTERED PORT |
Port 1756 |
udp |
capfast-lmd |
capfast-lmd |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |