Siemens SIMATIC S5 Manual page 64

2 Engineering
4. Now, under "Unspecified" (1), enter "104" as "Local ID" (2). Tick the "Establish
active connection" option (3) to enable this connection property. Under "Type"
(4), select "ISO-on-TCP connection" and confirm your settings by clicking the
"Close" button.
5. In the "Properties" of the ISO-on-TCP connection, go to "General" (1) to assign
the name of the connection. In this example, "ISO-on-TCP_CP1543-S5" is set
(2). Make sure that the CP1543-1 Ethernet interface E1 of the CP1543-1 is set
for the "Interface" parameter (3). Now, in the "Partner" section (4), enter the IP
address (IP: 140.140.111.104) of the SIMATIC S5 CP1430 TCP (5).
Ethernet Communication (ISO on TCP) between SIMATIC S5 and
SIMATIC S7-1500 Controllers
Entry-ID: 109482475, V1.2,
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