<?xml version="1.0" encoding="utf-8"?><!DOCTYPE article  PUBLIC '-//OASIS//DTD DocBook XML V4.4//EN'  'http://www.docbook.org/xml/4.4/docbookx.dtd'><article><articleinfo><title>wndw/AppendiceB</title><revhistory><revision><revnumber>8</revnumber><date>2008-03-18 17:27:58</date><authorinitials>localhost</authorinitials><revremark>converted to 1.6 markup</revremark></revision><revision><revnumber>7</revnumber><date>2007-02-15 11:40:17</date><authorinitials>blaxwan</authorinitials></revision><revision><revnumber>6</revnumber><date>2007-02-15 11:39:52</date><authorinitials>blaxwan</authorinitials></revision><revision><revnumber>5</revnumber><date>2007-02-15 11:39:30</date><authorinitials>blaxwan</authorinitials></revision><revision><revnumber>4</revnumber><date>2007-02-15 11:39:05</date><authorinitials>blaxwan</authorinitials></revision><revision><revnumber>3</revnumber><date>2007-02-15 11:38:39</date><authorinitials>blaxwan</authorinitials></revision><revision><revnumber>2</revnumber><date>2007-02-15 11:38:17</date><authorinitials>blaxwan</authorinitials></revision><revision><revnumber>1</revnumber><date>2006-11-07 21:23:52</date><authorinitials>nino</authorinitials></revision></revhistory></articleinfo><!--rule (<hr>) is not applicable to DocBook--><!--rule (<hr>) is not applicable to DocBook--><section><title>Appendice B: Allocazione dei canali</title><para>Le tabelle seguenti elencano i numeri di canale e le rispettive frequenze centrali utilizzate nei sistemi 802.11a e 802.11b/g. E' da notare che, mentre tutte le frequenze sono nelle bande non regolamentate ISM e U-NII, non tutti i canali non disponibili in tutti i paesi. Molte regioni hanno restrizioni sulla potenza emessa e sull'uso all'aperto o al chiuso di certi canali. Queste regolamentazioni sono in veloce cambiamento, per questo dobbiamo sempre controllare le disposizioni locali prima di iniziare a trasmettere. </para><para>Le tabelle mostrano la frequenza centrale di ogni canale. I canali sono <inlinemediaobject><imageobject><imagedata depth="15" fileref="http://wiki.ninux.org//moin_static197/ninuxtheme02/img/alert.png" width="15"/></imageobject><textobject><phrase>/!\</phrase></textobject></inlinemediaobject> larghi <inlinemediaobject><imageobject><imagedata depth="15" fileref="http://wiki.ninux.org//moin_static197/ninuxtheme02/img/alert.png" width="15"/></imageobject><textobject><phrase>/!\</phrase></textobject></inlinemediaobject> 22MHz nello standare 802.11b/g, e 20MHz nello standard 802.11a. </para><section><title>802.11b / g</title><informaltable><tgroup cols="4"><colspec colname="col_0"/><colspec colname="col_1"/><colspec colname="col_2"/><colspec colname="col_3"/><tbody><row rowsep="1"><entry colsep="1" rowsep="1"><para>Channel #</para></entry><entry colsep="1" rowsep="1"><para>Frequenza centrale (GHz)</para></entry><entry colsep="1" rowsep="1"><para>Canale #</para></entry><entry colsep="1" rowsep="1"><para>Frequenza centrale (GHz)</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>1</para></entry><entry colsep="1" rowsep="1"><para>2.412</para></entry><entry colsep="1" rowsep="1"><para>8</para></entry><entry colsep="1" rowsep="1"><para>2.447</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>2</para></entry><entry colsep="1" rowsep="1"><para>2.417</para></entry><entry colsep="1" rowsep="1"><para>9</para></entry><entry colsep="1" rowsep="1"><para>2.452</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>3</para></entry><entry colsep="1" rowsep="1"><para>2.422</para></entry><entry colsep="1" rowsep="1"><para>10</para></entry><entry colsep="1" rowsep="1"><para>2.457</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>4</para></entry><entry colsep="1" rowsep="1"><para>2.427</para></entry><entry colsep="1" rowsep="1"><para>11</para></entry><entry colsep="1" rowsep="1"><para>2.462</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>5</para></entry><entry colsep="1" rowsep="1"><para>2.432</para></entry><entry colsep="1" rowsep="1"><para>12</para></entry><entry colsep="1" rowsep="1"><para>2.467</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>6</para></entry><entry colsep="1" rowsep="1"><para>2.437</para></entry><entry colsep="1" rowsep="1"><para>13</para></entry><entry colsep="1" rowsep="1"><para>2.472</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>7</para></entry><entry colsep="1" rowsep="1"><para>2.442</para></entry><entry colsep="1" rowsep="1"><para>14</para></entry><entry colsep="1" rowsep="1"><para>2.484</para></entry></row></tbody></tgroup></informaltable></section><section><title>802.11a</title><informaltable><tgroup cols="2"><colspec colname="col_0"/><colspec colname="col_1"/><tbody><row rowsep="1"><entry colsep="1" rowsep="1"><para>Numero canale</para></entry><entry colsep="1" rowsep="1"><para>Frequenza centrale (GHz)</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>34</para></entry><entry colsep="1" rowsep="1"><para>5.170</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>36</para></entry><entry colsep="1" rowsep="1"><para>5.180</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>38</para></entry><entry colsep="1" rowsep="1"><para>5.190</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>40</para></entry><entry colsep="1" rowsep="1"><para>5.200</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>42</para></entry><entry colsep="1" rowsep="1"><para>5.210</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>44</para></entry><entry colsep="1" rowsep="1"><para>5.220</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>46</para></entry><entry colsep="1" rowsep="1"><para>5.230</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>48</para></entry><entry colsep="1" rowsep="1"><para>5.240</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>52</para></entry><entry colsep="1" rowsep="1"><para>5.260</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>56</para></entry><entry colsep="1" rowsep="1"><para>5.280</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>60</para></entry><entry colsep="1" rowsep="1"><para>5.300</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>64</para></entry><entry colsep="1" rowsep="1"><para>5.320</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>149</para></entry><entry colsep="1" rowsep="1"><para>5.745</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>153</para></entry><entry colsep="1" rowsep="1"><para>5.765</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>157</para></entry><entry colsep="1" rowsep="1"><para>5.785</para></entry></row><row rowsep="1"><entry colsep="1" rowsep="1"><para>161</para></entry><entry colsep="1" rowsep="1"><para>5.805</para></entry></row></tbody></tgroup></informaltable><!--rule (<hr>) is not applicable to DocBook--></section></section></article>