分类：数通

Security shell 安全的远程控制协议

四层使用 TCP 22端口号

特点：传输的数据是加密的，远程Linux 服务器也常用

配置命令

R1：

[R1]aaa
[R1-aaa]local-user orcy privilege level 3 password cipher 123
[R1-aaa]local-user orcy service-type ssh
[R1-aaa]qu
[R1]user-interface vty 0 4
[R1-ui-vty0-4]protocol inbound ssh
[R1-ui-vty0-4]authentication-mode aaa 
[R1-ui-vty0-4]qu
[R1]stelnet server enable 

R2：

此时在R2通过SSH远程登录R1，输入正确的用户名密码后即可成功登录。

[R2]ssh client first-time enable
[R2]stelnet 12.1.1.1
Please input the username:orcy
Trying 12.1.1.1 ...
Press CTRL+K to abort
Connected to 12.1.1.1 ...
The server is not authenticated. Continue to access it? (y/n)[n]:y
Save the server's public key? (y/n)[n]:y
The server's public key will be saved with the name 12.1.1.1. Please wait...

Enter password:
<R1>

部分设备需要手动生成密钥

[huawei]rsa local-key-pair create
[huawei]ssh user orcy authentication-type all
[huawei]ssh user orcy service-type all

*其中用户名为orcy