用packet tracer 做路由器备份和升级实验
用
packet tracer
做路由器备份和升级实验
设备：
Pc
，路由器，
tftp
软件服务器各一台
1
、首先用
console
线连接
pc
机与路由器
2
、然后用鼠标单击
pc1
，弹出如下图，选中
Desktop
之后再选超级终端
Terminal,
弹出的对话框（这里如果对它不孰悉的话，按它默认设置即可）按确定之后进入路由器，输入“
n
”回车后
然后配置路由器
router1
Router>en
进入特权模式
Router#conf t
进入全局配置模式
Enter configuration commands, one per line. End with CNTL/Z.
Router(config)#no ip domain loo
关闭域名查找（如果不关闭会很麻烦）
Router(config)#ena
Router(config)#enable se
Router(config)#enable secret 0
Router(config)#enable secret 0 123 enable
密码，是以
MD5
方式加密的（这里等级是写
0
）
Router(config)#serv
Router(config)#service pass
Router(config)#service password-encryption
对明文密码以密文方式显示
Router(config)#line vty 0 4
进入线程
Router(config-line)#logg syn
输入同步
Router(config-line)#logg synchronous
Router(config-line)#exec
Router(config-line)#exec-timeout 0 0
设置会话时间（
0
分
0
秒，即不限时）
Router(config-line)#pass
Router(config-line)#password gdklgd
设置
telnet
密码
Router(config-line)#login
登录提示
Router(config-line)#exi
Router(config)#int f0/0
进入接口配置模式
Router(config-if)#ip add 192.168.1.1 255.255.255.0
设
f0/0
的
ip
地址
Router(config-if)#no sh
激活接口
Router(config-if)#
%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up
%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up
Router(config-if)#
之后配置
tftp
服务器
ip
地址
单击
tftp
服务器，选中
Desktop
，再单击
Ip Configuration
配置
ip
如下：
Ping
192.168.1.1
证明连接成功！
之后再
telnet 192.168.1.1,
输入
telnet
密码：
gdklgd
进入特权模式密码：
123,
如图：
备份
查看
flash,
然后复制
ios
文件（
c1841-advipservicesk9-mz.124-15.T1.bin
），连后缀也要复制。
Router#sh flash:
System flash directory:
File Length Name/status
3 33591768 c 1841-advipservicesk9-mz.124-15.T1.bin
这个是
ios
的文件
2 28282 sigdef-category.xml
1 227537 sigdef-default.xml
[33847587 bytes used, 30168797 available, 64016384 total]
63488K bytes of processor board System flash (Read/Write)
开始备份：
Router#copy flash: tftp:
这个格式说明是备份
Source filename []? c1841-advipservicesk9-mz.124-15.T1.bin
要备份的
ios
文件
Address or name of remote host []? 192.168.1.2
存放的地址
Destination filename [c1841-advipservicesk9-mz.124-15.T1.bin]?
存放备份文件的名称
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[OK - 33591768 bytes]
备份成功！
33591768 bytes copied in 2.502 secs (13425000 bytes/sec)
Router#
查看
tftp
上有没有这个备份的文件
升级
首先你要知道升级的
ios
名称。
之后再
telnet 192.168.1.1,
输入
telnet
密码：
gdklgd
进入特权模式密码：
123
开始升级：
Router#copy tftp: flash:
这个说明是升级
Address or name of remote host []? 192.168.1.2 tftp
服务器的
ip
地址
Source filename []? c2600-advipservicesk9-mz.124-15.T1.bin
升级的
ios
名称
Destination filename [c2600-advipservicesk9-mz.124-15.T1.bin]?
回车
Accessing tftp://192.168.1.2/c2600-advipservicesk9-mz.124-15.T1.bin...
回车
Loading c2600-advipservicesk9-mz.124-15.T1.bin from 192.168.1.2: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[OK - 33591768 bytes]
升级成功！
33591768 bytes copied in 2.525 secs (1396830 bytes/sec)
%Error copying tftp://192.168.1.2/c2600-advipservicesk9-mz.124-15.T1.bin (Not enough space on device)
Router#