交换机配置如下：
<Huawei>system-view //进入系统配置模式
Enter system view, return user view with Ctrl+Z.
[Huawei]sysname HW-SW1//重命名设备
[HW-SW1]int Vlanif 1//进入vlan1
[HW-SW1-Vlanif1]ip address 10.1.11.2 29//给vlan1设置IP地址
[HW-SW1-Vlanif1]q//退出vlan1配置模式
[HW-SW1]telnet server enable //开启telnet服务
Info: The Telnet server has been enabled.
[HW-SW1]user-interface vty 0 4//设置telnet登录通道0 4总计5个
[HW-SW1-ui-vty0-4]set authentication password simple 123456//设置登录方式为密码认证，密码为123456
[HW-SW1-ui-vty0-4]user privilege level 15//设置用户等级为15，最高为15级别（必须设置用户等级，否则后期客户端登录后会出现无法补全命令的问题）
[HW-SW1-ui-vty0-4]q//退出接口配置模式
[HW-SW1]ping 10.1.11.1//测试网络是否连通
PING 10.1.11.1: 56 data bytes, press CTRL_C to break
Reply from 10.1.11.1: bytes=56 Sequence=1 ttl=255 time=110 ms
Reply from 10.1.11.1: bytes=56 Sequence=2 ttl=255 time=50 ms
Reply from 10.1.11.1: bytes=56 Sequence=3 ttl=255 time=20 ms
Reply from 10.1.11.1: bytes=56 Sequence=4 ttl=255 time=40 ms
Reply from 10.1.11.1: bytes=56 Sequence=5 ttl=255 time=50 ms
--- 10.1.11.1 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 20/54/110 ms
路由器配置如下：
<Huawei>system-view //进入系统配置模式
Enter system view, return user view with Ctrl+Z.
[Huawei]sysname HW-AR1//重命名设备
[HW-AR1]int g0/0/0//进入g0/0/0接口
[HW-AR1-GigabitEthernet0/0/0]ip address 10.1.11.1 29//配置接口IP地址
Dec 19 2020 16:13:16-08:00 HW-AR1 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol
IP on the interface GigabitEthernet0/0/0 has entered the UP state.
[HW-AR1-GigabitEthernet0/0/0]q//退出接口配置
[HW-AR1]q//退出系统配置
<HW-AR1>ping 10.1.11.2//测试网络是否连通
PING 10.1.11.2: 56 data bytes, press CTRL_C to break
Reply from 10.1.11.2: bytes=56 Sequence=1 ttl=255 time=30 ms
Reply from 10.1.11.2: bytes=56 Sequence=2 ttl=255 time=30 ms
Reply from 10.1.11.2: bytes=56 Sequence=3 ttl=255 time=20 ms
Reply from 10.1.11.2: bytes=56 Sequence=4 ttl=255 time=20 ms
Reply from 10.1.11.2: bytes=56 Sequence=5 ttl=255 time=40 ms
--- 10.1.11.2 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 20/28/40 ms
<HW-AR1>telnet 10.1.11.2//telnet连通测试Press CTRL_] to quit telnet mode
Trying 10.1.11.2 ...
Connected to 10.1.11.2 ...
Login authentication
Password://输入密码
Info: The max number of VTY users is 5, and the number
of current VTY users on line is 1.
The current login time is 2020-12-19 16:16:23.
<HW-SW1>//成功进入设备
<HW-SW1>sy
<HW-SW1>system-view
Enter system view, return user view with Ctrl+Z.
[HW-SW1]q //退出HW-AR1设备
原文：https://blog.51cto.com/12657442/2567557