实验内容使用AR1作为SSH的Server，AR2作为SSH的Client，模拟用户从AR2通过SSH登陆到AR1。AR1 IP：192.168.1.1AR2 IP：192.168.1.10user：
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实验内容
使用AR1作为SSH的Server，AR2作为SSH的Client，模拟用户从AR2通过SSH登陆到AR1。
AR1 IP：192.168.1.1
AR2 IP：192.168.1.10
user：admin，password：hello，有管理权限
user：gust，password：nihao，有监控权限
AR1（192.168.1.1），配置如下：
<Huawei>system-view [Huawei]sysname AR1[AR1]rsa local-key-pair create The key name will be: Host% RSA keys defined for Host already exist.Confirm to replace them? (y/n)[n]:yThe range of public key size is (512 ~ 2048).NOTES: If the key modulus is greater than 512, It will take a few minutes.Input the bits in the modulus[default = 512]:Generating keys................++++++++++++..++++++++++++.......................++++++++.......++++++++[AR1]interface g0/0/0[AR1-GigabitEthernet0/0/0]ip add 192.168.1.1 24[AR1-GigabitEthernet0/0/0]aaa[AR1-aaa]local-user admin password cipher hello privilege level 3[AR1-aaa]local-user gust password cipher nihao privilege level 1[AR1-aaa]local-user admin service-type ssh[AR1-aaa]local-user gust service-type ssh[AR1-aaa]user-interface vty 0 4[AR1-ui-vty0-4]protocol inbound ssh [AR1-ui-vty0-4]authentication-mode aaa[AR1-ui-vty0-4]quit[AR1]stelnet server enable [AR1]display ssh server status SSH version :1.99 SSH connection timeout :60 seconds SSH server key generating interval :0 hours SSH Authentication retries :3 times SFTP Server :Disable Stelnet server :EnableAR2（192.168.1.2），配置如下：
<Huawei>system-view [Huawei]sysname AR2[AR2]interface g0/0/0[AR2-GigabitEthernet0/0/0]ip add 192.168.1.10 24[AR2-GigabitEthernet0/0/0]quit[AR2]ssh client first-time enable [AR2]stelnet 192.168.1.1Please input the username:adminTrying 192.168.1.1 ...Press CTRL+K to abortConnected to 192.168.1.1 ...The server is not authenticated. Continue to access it? (y/n)[n]:yJan 22 2020 23:57:43-08:00 AR2 %%01SSH/4/CONTINUE_KEYEXCHANGE(l)[1]:The server had not been authenticated in the process of exchanging keys. When deciding whether to continue, the user chose Y. [AR2]Save the server's public key? (y/n)[n]:yThe server's public key will be saved with the name 192.168.1.1. Please wait...Jan 22 2020 23:57:44-08:00 AR2 %%01SSH/4/SAVE_PUBLICKEY(l)[2]:When deciding whether to save the server's public key 192.168.1.1, the user chose Y. [AR2]Enter password:<AR1>system-view Enter system view, return user view with Ctrl+Z.[AR1]display ssh server session -------------------------------------------------------------------- Conn Ver Encry State Auth-type Username -------------------------------------------------------------------- VTY 0 2.0 AES run password admin --------------------------------------------------------------------