實(shí)驗要求:

1.       路由器名：CCNA1 CCNA2 CCNA3

2.       設置password為cisco1,secret為cisco2,vty為cisco3,并要求所有密碼都加密。

3.       配置各路由器

實(shí)驗過(guò)程：

      配置路由器1

en

conf t

host ccna1                                                   設置路由器名

enable password cisco1                                        設置password

enable secret cisco2                                           設置secret

line vty 0 4                                                                                                               

login

pass cisco3                                                  設置vty密碼

exit

service password-en                                           對密碼加密

int s0

ip add 202.119.249.1 255.255.255.0                               設置s0

clock rate 56000

no shut

exit

exit

 

配置路由器2

En

Conf t

host ccna2                                                   設置路由器名

enable password cisco1                                        設置password

enable secret cisco2                                           設置secret

line vty 0 4                                                                                                                

login

pass cisco3                                                  設置vty密碼

exit

service password-en                                           對密碼加密

int s0                                                          設置s0

ip add 202.119.248.1 255.255.255.0                              

clock rate 56000

no shut

exit

int s1                                                          設置s1

ip add 202.119.248.2 255.255.255.0

no shut

exit

exit

 

配置路由器3

en

conf t

host ccna3                                                  設置路由器名

enable password cisco1                                        設置password

enable secret cisco2                                           設置secret

line vty 0 4                                                                                                                

login

pass cisco3                                                  設置vty密碼

exit

service password-en                                           對密碼加密

int s1                                                          設置s1

ip add 202.119.248.2 255.255.255.0

no shut  

exit   

exit

在路由器2上操作：

show cdp neighbors                                       顯示相連的網(wǎng)絡(luò )器件

show cdp                                                   顯示CDP信息

show cdp traffic                                 顯示CDP所用的數據包的信息

show cdp entry *                               顯示所有相鄰路由器的所有信息

show cdp entry WORD(路由器名)                      顯示該路由器的所有信息

un all                                                 關(guān)閉所有DEBUG信息

(config)#cdp run                                              啟動(dòng)CDP協(xié)議

disconnect (端口號)                                        放棄該端口的連接

show cdp interface  (端口)                             顯示該端口的CDP信息

clear cdp counter                                            清除CDP計數器

debug cdp packet                                    啟動(dòng)CDP數據包調試模式