telnet连接华为交换机（配置通过telnet远程登录华为交换机）

1.配置管理IP：

<HUAWEI>system-view [HUAWEI]int vlanif 1 [HUAWEI-Vlanif1]ip address 172.16.0.254 24 [HUAWEI-Vlanif1]quit

2.开启telnet服务并配置VTY认证方式AAA和用户级别：

[HUAWEI]telnet server enable [HUAWEI]user-interface vty 0 4 [HUAWEI-ui-vty0-4]protocol inbound telnet [HUAWEI-ui-vty0-4]authentication-mode aaa [HUAWEI-ui-vty0-4]quit [HUAWEI]aaa [HUAWEI-aaa]local-user huawei password irreversible-cipher admin@huawei.com [HUAWEI-aaa]local-user huawei service-type telnet [HUAWEI-aaa]local-user huawei privilege level 15 Warning: This operation may affect online users, are you sure to change the user privilege level ?[Y/N]y [HUAWEI-aaa]quit

3.V200R020或V200R021以上版本远程无法登录，telnet绑定所有端口命令：

[HUAWEI]telnet server-source all-interface Warning: Telnet server source configuration will take effect in the next login. Continue? [Y/N]:y Warning: It expandes the range of accessed Ip.

4.修改telnet默认端口配置命令：

[HUAWEI]telnet server port 9023 Warning: This operation will cause all the online Telnet users to be offline. Continue?[Y/N]:y Info: Succeeded in changing the listening port of the Telnet server.

5.验证Telnet服务信息：

[HUAWEI]display telnet server status TELNET IPv4 server :Enable TELNET IPv6 server :Disable TELNET server port :9023 TELNET server source interface : ACL4 number :0 ACL6 number :0

6.配置保存命令：

<HUAWEI>save The current configuration will be written to the device. Are you sure to continue?[Y/N]y Info: Please input the file name (*.cfg, *.zip ) [vrpcfg.zip]: flash:/vrpcfg.zip exists, overwrite?[Y/N]:y Save the configuration successfully <HUAWEI>

7.telnet远程登录高版本第一次登录需要修改配置的初始密码：

初始密码是第2步配置的密码，修改初始密码后别忘记保存配置。

1.配置管理IP

2.开启telnet服务并配置VTY认证方式AAA和用户级别

3.V200R020或V200R021以上版本远程无法登录，telnet绑定所有端口命令

4.修改telnet默认端口配置命令

5.验证Telnet服务信息

6.配置保存命令

7.telnet远程登录高版本第一次登录需要修改配置的初始密码