RIP动态路由的配置...

<div style="LAYOUT-GRID:  15.6pt none" class="Section0">
<p style="TEXT-ALIGN: center; MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 14pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">实验五：<font face="Times New="New"  Roman">RIP</font><font face="宋体">动态路由的配置</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 14pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></span></p>
<p style="TEXT-ALIGN: center; MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 14pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="TEXT-ALIGN: center; MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span>&nbsp;</p>
<p style="TEXT-ALIGN: center; MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">拓扑图</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">实验介绍：</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">本实验所用的设备为：三台带有<font face="Times New="New"  Roman">2</font><font face="宋体">个</font><font face="Times New="New"  Roman">S0</font><font face="宋体">口和一个</font><font face="Times New="New"  Roman">E0</font><font face="宋体">口的路由器，三台</font><font face="Times New="New"  Roman">PC</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">实验目的：</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">灵活掌握<font face="Times New="New"  Roman">RIP</font><font face="宋体">的动态路由的配置。</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">实验步骤：</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; TEXT-INDENT: -21pt; MARGIN-BOTTOM: 0pt; MARGIN-LEFT: 21pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">1.&nbsp;</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">R1<font face="宋体">上的配置：</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router&gt;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router&gt;en</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router#conf&nbsp;t</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config)#host&nbsp;r1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config)#int&nbsp;e0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#ip&nbsp;add&nbsp;172.16.1.1&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#exit</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config)#int&nbsp;s0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#ip&nbsp;add&nbsp;172.16.2.1&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#clock&nbsp;rate&nbsp;56000</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-if)#exit</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config)#router&nbsp;rip</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-router)#net&nbsp;172.16.</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1(config-router)#^Z</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">RIP<font face="宋体">协议启用前的路由表</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1#show&nbsp;ip&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Codes:&nbsp;C&nbsp;-&nbsp;connected,&nbsp;S&nbsp;-&nbsp;static,&nbsp;I&nbsp;-&nbsp;IGRP,&nbsp;R&nbsp;-&nbsp;RIP,&nbsp;M&nbsp;-&nbsp;mobile,&nbsp;B&nbsp;-&nbsp;BGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D&nbsp;-&nbsp;EIGRP,&nbsp;EX&nbsp;-&nbsp;EIGRP&nbsp;external,&nbsp;O&nbsp;-&nbsp;OSPF,&nbsp;IA&nbsp;-&nbsp;OSPF&nbsp;inter&nbsp;area</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;E1&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;1,&nbsp;E2&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;2,&nbsp;E&nbsp;-&nbsp;EGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i&nbsp;-&nbsp;IS-IS,&nbsp;L1&nbsp;-&nbsp;IS-IS&nbsp;level-1,&nbsp;L2&nbsp;-&nbsp;IS-IS&nbsp;level-2,&nbsp;*&nbsp;-&nbsp;candidate&nbsp;default</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U&nbsp;-&nbsp;per-user&nbsp;static&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Gateway&nbsp;of&nbsp;last&nbsp;resort&nbsp;is&nbsp;not&nbsp;set</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.1.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Ethernet0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.2.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Serial0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">RIP<font face="宋体">协议启用后的路由表</font></span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1#show&nbsp;ip&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Codes:&nbsp;C&nbsp;-&nbsp;connected,&nbsp;S&nbsp;-&nbsp;static,&nbsp;I&nbsp;-&nbsp;IGRP,&nbsp;R&nbsp;-&nbsp;RIP,&nbsp;M&nbsp;-&nbsp;mobile,&nbsp;B&nbsp;-&nbsp;BGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D&nbsp;-&nbsp;EIGRP,&nbsp;EX&nbsp;-&nbsp;EIGRP&nbsp;external,&nbsp;O&nbsp;-&nbsp;OSPF,&nbsp;IA&nbsp;-&nbsp;OSPF&nbsp;inter&nbsp;area</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;E1&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;1,&nbsp;E2&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;2,&nbsp;E&nbsp;-&nbsp;EGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i&nbsp;-&nbsp;IS-IS,&nbsp;L1&nbsp;-&nbsp;IS-IS&nbsp;level-1,&nbsp;L2&nbsp;-&nbsp;IS-IS&nbsp;level-2,&nbsp;*&nbsp;-&nbsp;candidate&nbsp;default</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U&nbsp;-&nbsp;per-user&nbsp;static&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Gateway&nbsp;of&nbsp;last&nbsp;resort&nbsp;is&nbsp;not&nbsp;set</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.1.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Ethernet0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.2.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Serial0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.3.0/24&nbsp;[120/1]&nbsp;via&nbsp;172.16.2.2,&nbsp;00:01:37,&nbsp;Serial0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.4.0/24&nbsp;[120/1]&nbsp;via&nbsp;172.16.2.2,&nbsp;00:07:21,&nbsp;Serial0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.5.0/24&nbsp;[120/2]&nbsp;via&nbsp;172.16.2.2,&nbsp;00:05:21,&nbsp;Serial0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; TEXT-INDENT: -21pt; MARGIN-BOTTOM: 0pt; MARGIN-LEFT: 21pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">2.&nbsp;</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">R2<font face="宋体">上的配置：</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router&gt;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router&gt;en</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router#conf&nbsp;t</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config)#host&nbsp;r2</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config)#int&nbsp;s1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#ip&nbsp;add&nbsp;172.16.2.2&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#exit</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config)#int&nbsp;s0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#ip&nbsp;add&nbsp;172.16.4.0&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#ip&nbsp;add&nbsp;172.16.4.1&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#clock&nbsp;rate&nbsp;56000</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#exit</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config)#int&nbsp;e0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#ip&nbsp;add&nbsp;172.16.3.1&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-if)#exit</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config)#router&nbsp;rip</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-router)#net&nbsp;172.16.</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2(config-router)#^Z</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r2#show&nbsp;ip&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Codes:&nbsp;C&nbsp;-&nbsp;connected,&nbsp;S&nbsp;-&nbsp;static,&nbsp;I&nbsp;-&nbsp;IGRP,&nbsp;R&nbsp;-&nbsp;RIP,&nbsp;M&nbsp;-&nbsp;mobile,&nbsp;B&nbsp;-&nbsp;BGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D&nbsp;-&nbsp;EIGRP,&nbsp;EX&nbsp;-&nbsp;EIGRP&nbsp;external,&nbsp;O&nbsp;-&nbsp;OSPF,&nbsp;IA&nbsp;-&nbsp;OSPF&nbsp;inter&nbsp;area</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;E1&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;1,&nbsp;E2&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;2,&nbsp;E&nbsp;-&nbsp;EGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i&nbsp;-&nbsp;IS-IS,&nbsp;L1&nbsp;-&nbsp;IS-IS&nbsp;level-1,&nbsp;L2&nbsp;-&nbsp;IS-IS&nbsp;level-2,&nbsp;*&nbsp;-&nbsp;candidate&nbsp;default</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U&nbsp;-&nbsp;per-user&nbsp;static&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Gateway&nbsp;of&nbsp;last&nbsp;resort&nbsp;is&nbsp;not&nbsp;set</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.2.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Serial1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.3.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Ethernet0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.4.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Serial0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">.0/24&nbsp;[120/1]&nbsp;via&nbsp;172.16.</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">2</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">.</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">,&nbsp;00:09:13,&nbsp;Serial</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">1</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.5.0/24&nbsp;[120/1]&nbsp;via&nbsp;172.16.4.2,&nbsp;00:09:13,&nbsp;Serial0</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p>
<p style="MARGIN-TOP: 0pt; TEXT-INDENT: -21pt; MARGIN-BOTTOM: 0pt; MARGIN-LEFT: 21pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">3.&nbsp;</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">R3<font face="宋体">上的配置：</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router&gt;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router&gt;en</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router#conf&nbsp;t</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config)#int&nbsp;s1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config-if)#ip&nbsp;add&nbsp;172.16.4.2&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config-if)#exit</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config)#int&nbsp;e0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config-if)#ip&nbsp;add&nbsp;172.16.5.1&nbsp;255.255.255.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config-if)#no&nbsp;shutdown&nbsp;</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config-if)#exit</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Router(config)#host&nbsp;r3</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r3(config)#</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r3(config)#router&nbsp;rip</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r3(config-router)#net&nbsp;172.16.</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">.0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r3(config-router)#^Z</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r3#show&nbsp;ip&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Codes:&nbsp;C&nbsp;-&nbsp;connected,&nbsp;S&nbsp;-&nbsp;static,&nbsp;I&nbsp;-&nbsp;IGRP,&nbsp;R&nbsp;-&nbsp;RIP,&nbsp;M&nbsp;-&nbsp;mobile,&nbsp;B&nbsp;-&nbsp;BGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D&nbsp;-&nbsp;EIGRP,&nbsp;EX&nbsp;-&nbsp;EIGRP&nbsp;external,&nbsp;O&nbsp;-&nbsp;OSPF,&nbsp;IA&nbsp;-&nbsp;OSPF&nbsp;inter&nbsp;area</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;E1&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;1,&nbsp;E2&nbsp;-&nbsp;OSPF&nbsp;external&nbsp;type&nbsp;2,&nbsp;E&nbsp;-&nbsp;EGP</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i&nbsp;-&nbsp;IS-IS,&nbsp;L1&nbsp;-&nbsp;IS-IS&nbsp;level-1,&nbsp;L2&nbsp;-&nbsp;IS-IS&nbsp;level-2,&nbsp;*&nbsp;-&nbsp;candidate&nbsp;default</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;U&nbsp;-&nbsp;per-user&nbsp;static&nbsp;route</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Gateway&nbsp;of&nbsp;last&nbsp;resort&nbsp;is&nbsp;not&nbsp;set</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.4.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Serial1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.5.0/24&nbsp;is&nbsp;directly&nbsp;connected,&nbsp;Ethernet0</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">.0/24&nbsp;[120/1]&nbsp;via&nbsp;172.16.4.1,&nbsp;00:05:32,&nbsp;Serial1</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.2.0/24&nbsp;[120/1]&nbsp;via&nbsp;172.16.4.1,&nbsp;00:08:19,&nbsp;Serial1</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">R&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;172.16.3.0/24&nbsp;[120/1]&nbsp;via&nbsp;172.16.4.1,&nbsp;00:05:32,&nbsp;Serial1</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; TEXT-INDENT: -21pt; MARGIN-BOTTOM: 0pt; MARGIN-LEFT: 21pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">4.&nbsp;</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'">测试：</span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1#</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">r1#ping</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Protocol&nbsp;[ip]:</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">Target&nbsp;IP&nbsp;address:&nbsp;172.16.5.2</span><span style="FONT-FAMILY: 'Times New="New"  Roman'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">PC&nbsp;<font face="宋体">上的配置为：</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">PC1<font face="宋体">：</font><font face="Times New="New"  Roman">IP</font><font face="宋体">为</font><font face="Times New="New"  Roman">172.16.1.2&nbsp;</font><font face="宋体">网关：</font><font face="Times New="New"  Roman">172.16.1.1</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">PC2<font face="宋体">：</font><font face="Times New="New"  Roman">IP</font><font face="宋体">为</font><font face="Times New="New"  Roman">172.16.3.2&nbsp;</font><font face="宋体">网关：</font><font face="Times New="New"  Roman">172.16.3.1</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p>
<p style="MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt" class="p0"><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'">PC3<font face="宋体">：</font><font face="Times New="New"  Roman">IP</font><font face="宋体">为</font><font face="Times New="New"  Roman">172.16.5.2&nbsp;</font><font face="宋体">网关：</font><font face="Times New="New"  Roman">172.16.5.1</font></span><span style="FONT-FAMILY: '宋体'; FONT-SIZE: 10.5pt; mso-spacerun: 'yes'"><o:p></o:p></span></p></o:p></span></div><!--EndFragment-->