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<p class=MsoNormal align=left style='text-align:left;mso-pagination:widow-orphan'><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-bidi-font-family:宋體;
mso-bidi-font-weight:bold'>利用在各樓層配置的<span style='color:blue'>二層交換機定義</span></span><span
lang=EN-US style='mso-bidi-font-size:10.5pt;color:blue;mso-bidi-font-weight:
bold'>VLAN</span><span style='mso-bidi-font-size:10.5pt;font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";
color:blue;mso-bidi-font-weight:bold'>，連接</span><span lang=EN-US
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style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";color:blue;mso-bidi-font-weight:bold'>客戶計算機</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";mso-bidi-font-weight:bold'>。各樓層間的</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt;color:blue;mso-bidi-font-weight:
bold'>VLAN</span><span style='mso-bidi-font-size:10.5pt;font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";
color:blue;mso-bidi-font-weight:bold'>間通信，利用三層交換機的高速路由加以實現</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";mso-bidi-font-weight:bold'>。如果網絡環境要求高可靠性，還可以考慮冗余配置三層交換機。</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt;mso-bidi-font-weight:bold'><o:p></o:p></span></p>

<p class=MsoNormal align=left style='text-align:left;mso-pagination:widow-orphan'><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";color:blue;mso-bidi-font-weight:bold'>與</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt;color:blue;mso-bidi-font-weight:
bold'>WAN</span><span style='mso-bidi-font-size:10.5pt;font-family:宋體;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";
color:blue;mso-bidi-font-weight:bold'>的連接，則通過帶有各種網絡接口的路由器進行</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";mso-bidi-font-weight:bold'>。并且，通過路由器的數據包過濾和</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt;mso-bidi-font-weight:bold'>VPN</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";mso-bidi-font-weight:bold'>等功能<span
style='color:blue'>實現網絡安全</span>。此外，使用路由器還能支持</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt;mso-bidi-font-weight:bold'>Novell Netware</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";mso-bidi-font-weight:bold'>等</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt;mso-bidi-font-weight:bold'>TCP/IP</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman";mso-bidi-font-weight:bold'>之外的網絡。</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-bidi-font-family:
宋體;mso-bidi-font-weight:bold'><o:p></o:p></span></p>

<p class=MsoNormal align=left style='text-align:left;mso-pagination:widow-orphan'><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-bidi-font-family:宋體;
color:blue;mso-bidi-font-weight:bold'>只有在充分掌握了二層、三層交換機以及傳統路由器的基礎上，才能做到物競其用，構筑出高效率、高性價比的網絡</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋體;mso-bidi-font-family:宋體;
mso-bidi-font-weight:bold'>。<span lang=EN-US><o:p></o:p></span></span></p>

</div>

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</html>