2. Ssh_-free connection on Linux installation

Linux Open SSH Service

1. First update the source

sudo apt-get update

1. Installing the SSH Service

sudo apt-get install Openssh-server

1. Detect if it is started

Ps-e | grep ssh

See the word ssh, instructions have been started, if not started manually

/etc/init.d/ssh start

1. Configure Ssh-server, the configuration file is located in/etc/ssh/sshd_config, the default port is 22, for security, general customization to other ports, and then restart

Sudo/etc/init.d/ssh Resart

In Windows, log in to the virtual machine using putty or SSH Secure shell

(Source: http://www.cnblogs.com/fengbeihong/p/3307575.html)

For example, when 192.168.14.138 links to 192.168.14.129,

SSH 192.168.14.139

But you want to enter the other person's password

This time need to be free of secrets:

Both machines are operated

SSH-KEYGEN-T RSA

Enter directly when encountering the need for output.

Then on each of the two machines:
scp.ssh/id_rsa.pub [Email Protected]:/home/hadoop/.ssh/authorized_keys

2. Ssh_-free connection on Linux installation