Wednesday, June 9, 2010

Red Hat Linux Lecture 3 (RH-253)

CONFIGURING SSH
** SSH stands for secure shell. It provides functionality of both telnet and ftp. It always performs the complete transmission in Secure mode. It uses encryption for transferring data between two machines.

Port No. : - 22

Services and Daemons : - sshd

Configuration file : - /etc/ssh/sshd.conf

configuration Steps SERVER SIDE: -

1. Configure your machine as yum client.
2. Run following command : -
yum install *ssh*
#yum list openssh

3. open the configuration file.
#vim /etc/ssh/sshd.conf

4. Go to line no. 13 and uncomment it.

5. Go to line no. 39 and uncomment the line. ( PermitRootLogin yes)

6. Rum the commands : -
#service sshd restart
#chkconfig sshd on

Now for accessing machine run the command : -

#ssh 172.24.0.1

give the password of that machine and you are there,......

whew!!!!!!
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