SW1：
system-view /进入系统视图（默认用户视图）
[Huawei]sysname SW1 /更名为SW1
[SW1]interface Vlanif 1 /进入Vlanif1
[SW1-Vlanif1]ip address 192.168.1.100 24 /设置本机IP地址
=================================================================================
SW2：
system-view /进入系统视图（默认用户视图）
[Huawei]sysname SW2 /更名为SW2
[SW2]interface Vlanif 1 /进入Vlanif1
[SW2-Vlanif1]ip address 192.168.2.100 24 /设置本机IP地址
=================================================================================
AR1：
system-view /进入系统视图（默认用户视图）
[Huawei]sysname AR1 /更名为AR1
[AR1]interface GigabitEthernet 0/0/0 /进入0/0/0接口
[AR1-GigabitEthernet0/0/0]ip address 192.168.1.254 24/设置该接口网关
[AR1-GigabitEthernet0/0/0]q /返回系统试图
[AR1]interface GigabitEthernet 0/0/1 /进入0/0/1接口
[AR1-GigabitEthernet0/0/1]ip address 192.168.2.254 24/设置该接口网关
=================================================================================SW1：
[SW1-Vlanif1]ping 192.168.1.254 /ping网关IP地址
PING 192.168.1.254: 56 data bytes, press CTRL_C to break
Reply from 192.168.1.254: bytes=56 Sequence=1 ttl=255 time=60 ms
Reply from 192.168.1.254: bytes=56 Sequence=2 ttl=255 time=50 ms
Reply from 192.168.1.254: bytes=56 Sequence=3 ttl=255 time=40 ms
Reply from 192.168.1.254: bytes=56 Sequence=4 ttl=255 time=30 ms
Reply from 192.168.1.254: bytes=56 Sequence=5 ttl=255 time=10 ms
— 192.168.1.254 ping statistics —
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 10/38/60 ms
=================================================================================SW2：
[SW2]ping 192.168.2.254 /ping网关IP地址
PING 192.168.2.254: 56 data bytes, press CTRL_C to break
Reply from 192.168.2.254: bytes=56 Sequence=1 ttl=255 time=80 ms
Reply from 192.168.2.254: bytes=56 Sequence=2 ttl=255 time=40 ms
Reply from 192.168.2.254: bytes=56 Sequence=3 ttl=255 time=30 ms
Reply from 192.168.2.254: bytes=56 Sequence=4 ttl=255 time=50 ms
Reply from 192.168.2.254: bytes=56 Sequence=5 ttl=255 time=40 ms
— 192.168.2.254 ping statistics —
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 30/48/80 ms
================================================================================= 在能ping通的情况下可以设置AAA认证及远程管理
=================================================================================SW1：
[SW1]user-interface vty 0 4 /进入配置视图
[SW1-ui-vty0-4]authentication-mode aaa /开启AAA认证
[SW1-ui-vty0-4]user privilege level 3 /权限设置为3
[SW1-ui-vty0-4]aaa /进入AAA
[SW1-aaa]local-user wang password simple 123 /设置用户“wang”及密码“123”
[SW1-aaa]dis this / 查看AAA模式下的配置信息
[SW1-aaa]local-user wang service-type telnet /开启telnet远程管理
=================================================================================AR1:
telnet 192.168.1.100 /远程目标的IP地址
Press CTRL_] to quit telnet mode
Trying 192.168.1.100 …
Connected to 192.168.1.100 …
Login authentication /登录身份验证
Username:wang /输入账号
Password: /输入密码