<div dir="ltr">Ho rifatto il 9, dovrebbe essere così:<div><br></div><div><table border="0" cellpadding="0" cellspacing="0" width="225" style="border-collapse:collapse;width:169pt">
 <colgroup><col width="225" style="width:169pt">
 </colgroup><tbody><tr height="20" style="height:15pt">
  <td height="20" class="" width="225" style="height:15pt;width:169pt">###########################</td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" class="" style="height:15pt">9</td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" style="height:15pt">Addr    
  129.130.131.132</td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" style="height:15pt">Mask    
  255.255.64.0</td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" style="height:15pt"></td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" style="height:15pt">Net    
  129.130.0.0</td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" style="height:15pt">Broadcast     129.130.191.255</td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" style="height:15pt">Hosts 2^15-2=32766</td>
 </tr>
 <tr height="20" style="height:15pt">
  <td height="20" class="" style="height:15pt">###########################</td>
 </tr></tbody></table><br></div><div>altrimenti mi sfugge qualcosa</div><div><br></div><div>Grazie</div><div>Martino</div></div><div class="gmail_extra"><br><div class="gmail_quote">2016-05-24 18:20 GMT+02:00 Antonio Prado <span dir="ltr"><<a href="mailto:antonio@prado.it" target="_blank">antonio@prado.it</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On 5/24/16 4:52 PM, martino micoletti wrote:<br>
> ###########################<br>
> 1<br>
> Addr     129.130.131.132<br>
> Mask     255.255.0.0<br>
> Net     129.130.0.0<br>
> Broadcast     129.130.255.255<br>
> Hosts 2^12-2=65534<br>
<br>
</span>ok<br>
<span class=""><br>
> 2<br>
> Addr     129.130.131.132<br>
> Mask     255.254.0.0<br>
> Net     129.130.0.0<br>
> Broadcast     129.131.255.255<br>
> Hosts 2^17-2=131070<br>
<br>
</span>ok<br>
<span class=""><br>
> 3<br>
> Addr     129.130.131.132<br>
> Mask     254.0.0.0<br>
> Net     128.0.0.0<br>
> Broadcast     129.255.255.255<br>
> Hosts 2^25-2=33664430<br>
<br>
</span>ok<br>
<span class=""><br>
> 4<br>
> Addr     129.130.131.132<br>
> Mask     192.0.0.0<br>
> Net     128.0.0.0<br>
> Broadcast     191.255.255.255<br>
> Hosts 2^30-2=1073741822<br>
<br>
</span>ok<br>
<span class=""><br>
> 5<br>
> Addr     129.130.131.132<br>
> Mask     240.0.0.0<br>
> Net     128.0.0.0<br>
> Broadcast     143.255.255.255<br>
> Hosts 2^28-2=268435454<br>
<br>
</span>ok<br>
<span class=""><br>
> 6<br>
> Addr     129.130.131.132<br>
> Mask     255.255.255.240<br>
> Net     129.130.131.128<br>
> Broadcast     129.130.131.143<br>
> Hosts 2^4-2=14<br>
<br>
</span>ok<br>
<span class=""><br>
> 7<br>
> Addr     129.130.131.132<br>
> Mask     255.255.255.252<br>
> Net     129.130.131.132<br>
> Broadcast     129.130.131.135<br>
> Hosts 2^2-2=2<br>
<br>
</span>ok<br>
<span class=""><br>
> 8<br>
> Addr     129.130.131.132<br>
> Mask     255.255.255.1<br>
> Net     129.130.131.0<br>
> Broadcast     129.130.131.254<br>
> Hosts 2^7-2=126<br>
<br>
</span>ok<br>
<span class=""><br>
> ###########################<br>
> 9<br>
> Addr     129.130.131.132<br>
> Mask     255.255.64.0<br>
> Net     129.130.0.0<br>
> Broadcast     129.130.191.255<br>
> Hosts 2^13-2=8190<br>
<br>
</span>ko, definisci il perimetro del dominio di broadcast<br>
<br>
grazie<br>
--<br>
antonio<br>
<br>
</blockquote></div><br></div>