User might just execute one transaction/program but STAD might display many entries for that single transaction/program  each entryis a dialog step in SAP term. How many dialog-steps are displayed under a transaction/program is related to program/transaction design and how that transaction is executed.
Connections of the types TCP, ISO-on-TCP, UDP, ISO and S7 connection are configured in the SIMATIC Manager in NetPro. These connections are configured in the same way in STEP 7 (TIA Portal). In STEP 7 (TIA Portal) the S7 connections have to be configured in the Devices and Networks editor, in the Network view.
Share the Article: You can connect a straight-through CAT 5, CAT 5e, CAT 6 Ethernet cable from a numbered port on the router to the Uplink port on the hub or switch.his means that you cannot use the Uplink port and the Ethernet port at the same time. The device marked as 1 is the router while the one marked as 2 is the switch. The E4200 router and the SE2800 switch are used in this example.