06-10-2015, 12:54 AM
Step 1: Install CentALT RPM Repository
Latest version of OpenSSH is available under CentALT rpm repository. Install it using one of following commands.
CentOS/RHEL 6, 32 Bit (i386):
# rpm -Uvh 2
CentOS/RHEL 6, 64 Bit x86_64):
# rpm -Uvh 2
CentOS/RHEL 5, 32 Bit (i386):
# rpm -Uvh 2
CentOS/RHEL 5, 64 Bit (x86_64):
# rpm -Uvh 2
Step 2: Install/Update OpenSSH ServerUse following command to install or update latest OpenSSH server available in yum repositories.
# yum install openssh-server
Step 3: Start OpenSSH ServiceAfter installing openssh latest rpm packages, start the service using following command and make it to auto start on system boot.
# service sshd start
# chkconfig sshd on
Step 4: Open Port in IptableIf you are using iptables to secure your server, use following command to open port for SSH access.
# iptables -A INPUT -s 192.168.1.0/24 -p tcp --dport 22 -j ACCEPT

