Siemens SIMATIC NET S7-300 Manual page 110

5 Configuring Communication Connections
The following table lists the possible options.
Table 5-2
Meaning for Connection
Establishment
by any partner
by any partner via specific TSAP
to or by a specific partner
The free UDP connection is another variant. With this type of connection, the
address of the connection partner is left open during configuration. The
communication nodes are identified by address information in the communication
job in the user program.
For further information, refer to the sections dealing with specific connections.
Notice
The number of connections possible per Ethernet CP can be found in the manual
/2/supplied with the CP. If several CPs are installed in one station, the next CP is
automatically selected if the limit is exceeded. The connections can be routed in
the Properties dialog of the connection.
A -110
IP Address / TSAP / Port
MAC Address
empty empty
empty specified
specified specified
S7-CPs for Industrial Ethernet Configuring and Commissioning
Possible Connection
Establishment
passive
passive
active / passive
Release 01/2007
C79000-G8976-C182-07