Siemens SINUMERIK ONE NCU 1760 - Page 53

NCU communication services and port numbers
Device Interface Port Protocol Function Description
NCU17x0 X120
1)
22 TCP/UDP SSH NCU Linux Secure Shell or SSH refers to both a network pro‐
tocol and the associated programs, which can be
used to safely establish an encrypted network con‐
nection with a remote device.
X120
1)
102 TCP S7 communication ISO on TCP (according to RFC 1006), SIMATIC
S7-1500 PLC communication
X120
1)
3843 TCP Diagnostics server Proprietary protocol, diagnostic data
X120
1)
5848 TCP SIUpdateService Proprietary protocol, SINUMERIK Operate update
service
X120
1)
5849 TCP tcu_hwsd Proprietary protocol, registration of USB devices of
TCUs on NCUs
X120
1)
5850 TCP tcu_hwsd Proprietary protocol, TCU hardware service, man‐
agement of various TCU functions (resolution
switchover, focus, light/dark switching, etc.)
X120
1)
5900 TCP/UDP VNC Virtual Network Computing (VNC) is a software that
displays the screen content of a remote computer
(server) on a local computer (client), and in return
sends keyboard and mouse movements of the local
computer to the remote computer.
X120
1)
5904 TCP VNC VNC according to RFC 6143, NCU service shell
X120
1)
5905 TCP VNC VNC according to RFC 6143, display of local NCU
log files
X130
2)
22 TCP/UDP SSH NCU Linux Secure Shell or SSH refers to both a network pro‐
tocol and the associated programs, which can be
used to safely establish an encrypted network con‐
nection with a remote device.
X130
2)
102 TCP S7 communication ISO on TCP (according to RFC 1006), SIMATIC
S7-1500 PLC communication
X130
2)
4840 TCP/UDP OPC UA Protocol OPC UA (Unified Architecture) is a standardized,
industrial communication protocol for access to con‐
trol data, e.g. by higher-level control systems.
X130
2)
5900 TCP/UDP VNC Virtual Network Computing (VNC) is a software that
displays the screen content of a remote computer
(server) on a local computer (client), and in return
sends keyboard and mouse movements of the local
computer to the remote computer.
1)
Internal HMI network
2)
Company network
Note: Note that the firewall X130 is closed as delivered.
Connecting
7.2 Communication services and used port numbers
NCU 1760
Equipment Manual, 02/2020, A5E45627861B AB 53