Added legend for RST

templates/temp_index.html

@@ -201,6 +201,7 @@ <h3 class="text-white-50 mx-auto mt-2 mb-5">This is a simulation project, implem
                     <li><span class="pink"></span><abbr title="Attacker uses this to probe the ddd filter to see which ports are open by waiting for a response from the client">Ping Packets</abbr></li>
                     <li><span class="black"></span><abbr title="Response from the client that informs attacker a specific port is open">Pong Packets</abbr></li>
                     <li><span class="aqua"></span><abbr title="Packet that tells attacker that a port is not open at the ddd device">Pong-Rst Packets</abbr></li>
+                    <li><span class="purple"></span><abbr title="In TCP, RST packet is sent by an end to notify an reset of connection. Reason of resetting could be complex.">RST Packets</abbr></li>
                 </ul>
 
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