Configuring Communication Connections
132 SIMATIC NET NCM S7 for Industrial Ethernet
C79000-G8976-C129–06
Addresses Tab – Specified UDP Connections
The addresses tab displays proposed values for the relevant local and remote
address information. You can make the settings for the ports individually.
Figure 4-24 Layout of the Properties Dialog in the “Addresses” tab with DEFAULT Ports for UDP
Connections
Ports
The ports or port addresses define the access point to the user program within the
station / CPU. They must be unique within the station / CPU!
The following table shows the range of values:
Table 4-5
Application / Note Port Addresses
Fixed, must not be used! 0
Assigned as default, should not be used (well-known ports) 1 to 1024
Range used by NCM in which a free port address is
searched for and assigned. 2000... onwards