Install and Configuration OpenSSH in FreeBSD

SSH is a secure version of telnet. It’a a protocol used to access the console or command line for remote system.

1. Installation

tsuweg# cd /usr/ports/security/openssh-portable

tsuweg# make config ; make install clean

2.  Configure

tsuweg# cp /etc/make.conf /etc/make.conf.old

tsuweg#  echo “NO_OPENSSH = YES” >> /etc/make.conf

tsuweg# cd /etc/ssh/

tsuweg# cp sshd_config sshd_config.old

tsuweg# cp sshd_config-dist ssh_config

tsuweg# /etc/rc.d/sshd restart
Stopping sshd.
Starting sshd.

tsuweg#ee /etc/rc.conf

add command :  sshd_enable=”YES”

this command is used to start ssh automatically

3. Testing

tsuweg# telnet localhost 22
Trying 127.0.0.1…
Connected to localhost.
Escape character is ‘^]’.
SSH-2.0-OpenSSH_5.1p1 FreeBSD-openssh-portable-overwrite-base-5.1.p1,1

press enter to quit. You should now be able to connect with any SSH-capable client and any valid user account other than root.

Source :  Hong,Bryan J.Building a server with FreeBSD 7.

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