# firewall-cmd --permanent --add-rich-rule='rule family="ipv4" source address="10.10.1.10" port protocol="tcp" port="22" accept'
# firewall-cmd --permanent --remove-service=ssh
# firewall-cmd --reload
# firewall-cmd --list-all

# yum install epel-release
//if above command doesn't work, try this
# yum install http://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm

# yum groupinstall xfce
# yum install lightdm

% cat ~/.tmux.conf
# Setting the sencond prefix: C-space
set -g prefix2 C-space

# Enable mouse support
set -g mouse on

# splitting panes with | and -
bind | split-window -h
bind - split-window -v

# Set vi as the default editor
set -g status-keys vi

# Set bind key to reload configuration file
bind r source-file ~/.tmux.conf \; display "Reloaded!"

# Set foreground/background style for active window
setw -g window-status-current-style "fg=white bg=black bold"

# yum install -y smartmontools

# smartctl --all /dev/sda
# smartctl --all /dev/sdb

# smartctl --all /dev/sdc -d megaraid,0
# smartctl --all /dev/sdc -d megaraid,1
# smartctl --all /dev/sdc -d megaraid,2
# smartctl --all /dev/sdc -d megaraid,3
# smartctl --all /dev/sdc -d megaraid,4
# smartctl --all /dev/sdc -d megaraid,5