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📁 BOSON NETSIM是目前最好的路由器模拟软件
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<p><b><font face="Arial" size="4" color="#008000">Copy Overview</font></b></p>
<h1><span style="font-weight: 400">
<font face="Arial, Arial, Helvetica" size="3"><i>Objective</i>: Saving your
configurations using the Copy command</font></span></h1>
<p><b><font size="4" color="#008000" face="Arial">Running Configuration</font></b></p>
<p><font face="Arial">The currently active configuration script running on the router is referred
to as the <i>running-config</i> on the routers command-line interface.&nbsp; Note the
privilege mode required.&nbsp; The running configuration script is <b>not</b> 
automatically saved on a Cisco router, and will be lost in the event of power 
failure.&nbsp; The running configuration must be manually saved with the </font><font face="Terminal" size="2">copy</font><font face="Arial"> 
command (discussed in a later lab).</font></p>
<p><font face="Terminal" size="2">Router&gt;<br>
Router&gt;enable<br>
Router#show running-config<br>
Building configuration...<br>
<br>
Current configuration:<br>
!<br>
version 12.0<br>
!<br>
hostname eRouter<br>
!<br>
interface Serial0<br>
no ip address<br>
shutdown<br>
!<br>
interface BRI0<br>
no ip address<br>
shutdown<br>
!<br>
interface Ethernet0<br>
no ip address<br>
shutdown<br>
!<br>
line con 0&nbsp;<br>
line aux 0<br>
line vty 0 4<br>
!<br>
end</font></p>
<p><font face="Terminal" size="2">Router#</font></p>
<p><font face="Arial">If you decide you would like to start configuring a router from scratch you 
will need to reload the router making sure you have deleted your <i>startup-config</i> 
file that is stored in NVRAM.&nbsp; To do this you will need to first erase the 
configuration file you have in NVRAM using the command </font>
<font face="Terminal" size="2">erase startup-config</font><font face="Arial">.&nbsp; 
Next you will need to reload the router and do not save the configurations when 
asked.</font></p>
<p><font face="Terminal" size="2">Router#erase startup-config<br>
Erasing the nvram filesystem will remove all files! Continue? [confirm]<br>
[OK]<br>
Erase of nvram: complete<br>
<br>
Router#reload<br>
<br>
System configuration has been modified. Save? [yes/no]: n<br>
Proceed with reload? [confirm]</font></p>

<p>&nbsp;</p>
<p><font face="Arial" size="2"><span class="724482219-24092001">Copyright (c) 
1998-2003 Boson Software, Inc.&nbsp; All Rights Reserved.</span></font></p>

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