&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Ubuntu
&nbsp; &nbsp; <br>

&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Hostname
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/hostname.jpg"><br>
&nbsp; &nbsp; <br>

&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Ping
<br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/ping.jpg"><br>
&nbsp; &nbsp; <br>

&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Netstat
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
-a
<br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/netstat-a.jpg"><br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
-e
<br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/netstat-e.jpg"><br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
-r
<br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/route.jpg"><br>
&nbsp; &nbsp; <br>

&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Ifconfig -a
<br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/ifconfig.jpg"><br>
&nbsp; &nbsp; <br>

&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Windows
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Ping, netstat
&nbsp; &nbsp; <br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/w1.jpg"><br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Netstat -r, netstat -a
&nbsp; &nbsp; <br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/w2.jpg"><br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;
Netstat -e
&nbsp; &nbsp; <br>
<br>
&nbsp; &nbsp; <br>
&nbsp; &nbsp; <img src="is3-2/w3.jpg"><br>
&nbsp; &nbsp; <br>