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来自「ccna」· HTM 代码 · 共 72 行

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          <td width="90%"><font face="Arial" size="3"><font color="#008080"><b><img border="0" src="../../images/arrow_down.gif" width="19" height="12"></b></font></font><b><font face="Arial" size="3" color="#008080">Backbone
            cabling design requirements </font></b><font color="#CCCC00" size="3" face="Arial"><b>::</b></font></td>
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            <p align="right"><font face="Arial" size="3" color="#008080"><b>45/55</b></font></td>
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        <li><font face="Arial" size="2">Centralized cabling shall support the
          labeling requirements of TIA/EIA-606.&nbsp;</font></li>
        <li><font face="Arial" size="2">In addition, telecommunications room
          splice and interconnect hardware shall be labeled with unique
          identifiers on each termination position.&nbsp;</font></li>
        <li><font face="Arial" size="2">Field color coding is not used at the
          interconnect or splice.&nbsp;</font></li>
        <li><font face="Arial" size="2">The centralized cross-connect
          termination positions connected to the telecommunications
          outlet/connector shall be labeled as a blue field.&nbsp;</font></li>
        <li><font face="Arial" size="2">The blue field shall move to the TR for
          each circuit that is converted to a cross-connection in the TR.&nbsp;</font></li>
        <li><font face="Arial" size="2">Centralized cabling shall be implemented
          to ensure the correct fiber polarity as specified in ANSI/TIA/EIA-568-B.1
          (i.e., A-B orientation at the telecommunications outlet/connector and
          B-A orientation at the centralized cross-connect).</font></li>
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      <table border="0" width="100%" cellspacing="0" cellpadding="0">
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          <td width="90%"><img border="0" src="../../images/arrow_up.gif" width="19" height="12"><b><font face="Arial" size="3" color="#008080">Backbone
            cabling design requirements </font></b><font face="Arial" size="3"><b><font color="#CCCC00">::</font></b></font></td>
          <td width="10%">
            <p align="right"><font face="Arial" size="3" color="#008080"><b>45/55</b></font></td>
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