To install smbclient on CentOS simply use the following command. yum install samba-client
By default with CentOS 6 SSH is not configured to run on startup. Meaning you will have to activate the service every time before being able to use SSH on the CentOS server. To enable SSH to run on boot run the following command. chkconfig sshd on This can be applied to any service you want to run on boot. Once this is done restart the server and SSH will be started.
If you ever get the following error in /var/log/messages DHCPINFORM from 192.168.2.253 via eth0: not authoritative for subnet 192.168.2.0 add the below to the first line of /etc/dhcpd.conf authoritative; then restart dhcpd /etc/init.d/dhcpd restart