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<div style="margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt" id="yui_3_16_0_ym19_1_1479839709481_5718"><b style="mso-bidi-font-weight:normal" id="yui_3_16_0_ym19_1_1479839709481_5719"><span style="font-size:10.0pt;font-family:"Courier New";mso-fareast-font-family:"Times New Roman";mso-fareast-language:IT" id="yui_3_16_0_ym19_1_1479839709481_5720"><br></span></b></div><div style="margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt" id="yui_3_16_0_ym19_1_1479839709481_5967"><b style="mso-bidi-font-weight:normal" id="yui_3_16_0_ym19_1_1479839709481_5719"><span style="font-size:10.0pt;font-family:"Courier New";mso-fareast-font-family:"Times New Roman";mso-fareast-language:IT" id="yui_3_16_0_ym19_1_1479839709481_5720"><br></span></b></div><div style="margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt" id="yui_3_16_0_ym19_1_1479839709481_5968"><b style="mso-bidi-font-weight:normal" id="yui_3_16_0_ym19_1_1479839709481_5719"><span style="font-size:10.0pt;font-family:"Courier New";mso-fareast-font-family:"Times New Roman";mso-fareast-language:IT" id="yui_3_16_0_ym19_1_1479839709481_5720">Request for Comments: 4193 </span></b></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5721"> </div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5722"><span style="font-family:"Times New Roman","serif"" id="yui_3_16_0_ym19_1_1479839709481_5723">Questo documento definisce un
formato di indirizzi univoci chiamato <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5724"> </span>unicast IPv6</span></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5725"><span style="font-family:"Times New Roman","serif"" id="yui_3_16_0_ym19_1_1479839709481_5726">destinato per le reti locali.. Essi hanno le seguenti caratteristiche:<br id="yui_3_16_0_ym19_1_1479839709481_5727">
- Prefisso globale unico (con alta probabilità di unicità).<br id="yui_3_16_0_ym19_1_1479839709481_5728">
- Prefisso ben noto per permettere una facile filtraggio. </span></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5729"><span style="font-family:"Times New Roman","serif"" id="yui_3_16_0_ym19_1_1479839709481_5730">- Consente alle reti che utilizzano
questi prefissi di essere combinate o privatamente <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5731"> </span></span></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5732"><span style="font-family:"Times New Roman","serif"" id="yui_3_16_0_ym19_1_1479839709481_5733">interconnesse senza <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5734"> </span>la creazione di eventuali conflitti di
indirizzi o richiedere la <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5735"> </span></span></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5742"><span style="font-family:"Times New Roman","serif"" id="yui_3_16_0_ym19_1_1479839709481_5743">rinumerazione delle stesse. <br id="yui_3_16_0_ym19_1_1479839709481_5744">
- Se si verifica accidentalmente un collegamento all’esterno della rete <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5745"> </span>tramite <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5746"> </span></span></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5750"><span style="font-family:"Times New Roman","serif"" id="yui_3_16_0_ym19_1_1479839709481_5751">instradamento o DNS, non vi è
alcun conflitto con altri indirizzi.<br id="yui_3_16_0_ym19_1_1479839709481_5749">
-Gli indirizzi locali unicast IPv6 vengono creati utilizzando una pseudo-casuale</span></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5752"><span style="font-family:"Times New Roman","serif"" id="yui_3_16_0_ym19_1_1479839709481_5753">assegnazione <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5754"> </span>del ID globale. Essi hanno il seguente formato:</span></div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5755"> </div>
<pre id="yui_3_16_0_ym19_1_1479839709481_5756">| 7 bits |1|<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5757"> </span>40 bits<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5758"> </span>|<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5759"> </span>16 bits<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5760"> </span>|<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5761"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5762"> </span>64 bits<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5763"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5764"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5765"> </span>|</pre><pre id="yui_3_16_0_ym19_1_1479839709481_5766">+--------+-+------------+-----------+-------------------+</pre><pre id="yui_3_16_0_ym19_1_1479839709481_5767">| Prefix |L| Global ID<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5768"> </span>| Subnet ID |<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5769"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5770"> </span>Interface ID<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5771"> </span>|</pre><pre id="yui_3_16_0_ym19_1_1479839709481_5772">+--------+-+------------+-----------+-------------------+</pre>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5773"> </div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5774">Dove:<br id="yui_3_16_0_ym19_1_1479839709481_5775">
<br id="yui_3_16_0_ym19_1_1479839709481_5776">
Prefisso <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5777"> </span>FC00 :: / 7 prefisso per
identificare indirizzo IPv6 unicast locale<br id="yui_3_16_0_ym19_1_1479839709481_5778">
<br id="yui_3_16_0_ym19_1_1479839709481_5779">
<br id="yui_3_16_0_ym19_1_1479839709481_5780">
L<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5781"> </span><span style="mso-tab-count:1" id="yui_3_16_0_ym19_1_1479839709481_5782"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5783"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5784"> </span>Impostato a 1 se il prefisso è assegnato a
livello locale.<br id="yui_3_16_0_ym19_1_1479839709481_5785">
<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5786"> </span>Impostato <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5787"> </span>a 0 quando può essere definita in futuro. </div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5788"><br id="yui_3_16_0_ym19_1_1479839709481_5789">
ID Globale <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5790"> </span>40 bit identificatore globale utilizzato
per creare un<br id="yui_3_16_0_ym19_1_1479839709481_5791">
<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5792"> </span>prefisso univoco a livello
globale.</div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5793"> </div>
<div style="margin-bottom:0cm;margin-bottom:.0001pt" id="yui_3_16_0_ym19_1_1479839709481_5794">
ID subnet<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5795"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5796"> </span>a 16, è un identificatore di una sottorete <span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5797"> </span>all'interno della rete<br id="yui_3_16_0_ym19_1_1479839709481_5798">
<br id="yui_3_16_0_ym19_1_1479839709481_5799">
ID interfaccia<span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5800"> </span><span style="mso-spacerun:yes" id="yui_3_16_0_ym19_1_1479839709481_5801"> </span>a 64
bit .</div>
<div id="yui_3_16_0_ym19_1_1479839709481_5549"><span></span></div><div id="yui_3_16_0_ym19_1_1479839709481_5548"> </div><div class="signature" id="yui_3_16_0_ym19_1_1479839709481_5459"><div id="yui_3_16_0_ym19_1_1479839709481_5473"><br></div><div id="yui_3_16_0_ym19_1_1479839709481_5458"><br></div></div> <div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div dir="ltr"><font size="2" face="Arial"> Il Giovedì 17 Novembre 2016 8:41, Antonio Prado via Internet-e-architetture-di-rete <internet-e-architetture-di-rete@list.informagiovani.comunesbt.it> ha scritto:<br></font></div> <br><br> <div class="y_msg_container">cari allievi,<br><br>vi propongo la lettura della RFC 4193 pregandovi di inviare in lista un<br>vostro sunto di *massimo 10 righe*<br><br>grazie<br>--<br>antonio<br><br>_______________________________________________<br>Internet-e-architetture-di-rete mailing list<br><a ymailto="mailto:Internet-e-architetture-di-rete@list.informagiovani.comunesbt.it" href="mailto:Internet-e-architetture-di-rete@list.informagiovani.comunesbt.it">Internet-e-architetture-di-rete@list.informagiovani.comunesbt.it</a><br><a href="http://list.informagiovani.comunesbt.it/mailman/listinfo/internet-e-architetture-di-rete" target="_blank">http://list.informagiovani.comunesbt.it/mailman/listinfo/internet-e-architetture-di-rete</a><br><br><br></div> </div> </div> </div></div></body></html>