title: Communication With Siemens S7300 PLC through PC Ethernet Port
body: <p>I have got a Siemens PLC (S7 315-2 PN/DP PLC), which has got a built in Ethernet port.</p>
  
  <p>I want to establish communication between PLC and my PC through TCP/IP (VB.NET based program).</p>
  
  <p>How can it be done ? is any demo or example program available for this ?</p>