title: SSDP in wireshark
body: <p>I start wireshark and enterd in the cmd "ping www.ynet.co.il"</p>
  
  <p>I get packet with protocol SSDP (as describe <a href="https://i.stack.imgur.com/FpwJ7.jpg" rel="nofollow noreferrer">enter image description here</a> in the attach picture)</p>
  
  <p>what is this mean? </p>