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Generating public/private rsa key pair. Enter file in which to save the key (/home/shizh1/.ssh/id_rsa): Created directory '/home/shizh1/.ssh'. Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /home/shizh1/.ssh/id_rsa. Your public key has been saved in /home/shizh1/.ssh/id_rsa.pub. a4:37:66:a7:7e:75:60:ca:8e:e9:49:3c:74:c2:e7:41 shizh1@SHIZH1-PC0011NN The key's randomart image is: $ ssh-copy-id shizh1@10.100.124.230 The authenticity of host '10.100.124.230 (10.100.124.230)' can't be established. ECDSA key fingerprint is 22:64:04:a0:e6:0b:f6:0c:dd:80:3a:8c:2c:35:b8:50. Are you sure you want to continue connecting (yes/no)? yes /usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed /usr/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new keys shizh1@10.100.124.230's password: Number of key(s) added: 1 Now try logging into the machine, with: "ssh 'shizh1@10.100.124.230'" and check to make sure that only the key(s) you wanted were added. $ ssh shizh1@10.100.124.230 Welcome to Ubuntu 12.04.5 LTS (GNU/Linux 3.17.1 x86_64) * Documentation: https://help.ubuntu.com/ You have packages from the Hardware Enablement Stack (HWE) installed that are going out of support on 2014-08-07. There is a graphics stack installed on this system. An upgrade to a supported (or longer supported) configuration will become available on 2014-07-16 and can be invoked by running 'update-manager' in the *** System restart required *** Last login: Sun Jan 4 12:33:44 2015 from 10.110.54.143 转载地址：http://fbld.baihongyu.com/