Chapter 9. Interface Node Clock ................................................................................ 43 Chapter 10. Security ................................................................................................. 45 Chapter 11. Starting / Stopping the Interface ......................................................... 47 Starting Interface as a Service .......................................................................... Stopping Interface Running as a Service .......................................................... 47 Chapter 12. Buffering ............................................................................................... 49 Which Buffering Application to Use ................................................................... How Buffering Works. Buffering and PI Server Security ....................................................................... Enabling Buffering on an Interface Node with the ICU ..................................... Choose Buffer Type ................................................................................ Buffering Settings. Buffered Servers ..................................................................................... Installing Buffering as a Service ............................................................. Configuring Buffering Manually ......................................................................... Example piclient.ini File .......................................................................... 60 Chapter 13. Interface Diagnostics Configuration ................................................... 61 Scan Class Performance Points ....................................................................... IO Rate Point .................................................................................................... Interface Status Point ........................................................................................ Monitoring IO Rates on the Interface Node ..................................................... 65