sudo apt-get install chrony

sudo apt-get install ntpdate

sudo ntpdate ntp.ubuntu.com

• Ubuntu LTS 14 버전일 경우

sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu trusty main" > /etc/apt/sources.list.d/ros-latest.list‘

sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/ros-latest.list'

wget https://raw.githubusercontent.com/ros/rosdistro/master/ros.key -O - | sudo apt-key add -

sudo apt-get update

sudo apt-get upgrade

sudo apt-get install ros-indigo-desktop-full

sudo apt-get install ros-kinetic-desktop-full

sudo apt-get install ros-indigo-rqt-*

sudo apt-get install ros-kinetic-rqt-*

sudo rosdep init

rosdep update

sudo apt-get install python-rosinstall

source /opt/ros/kinetic/setup.bash

mkdir –p ~/catkin_ws/src

cd ~/catkin_ws/src

catkin_init_workspace

cd ~/catkin_ws/

catkin_make

source ~/catkin_ws/devel/setup.bash

roscore

gedit ~/.bashrc

# Set ROS Indigo
source /opt/ros/indigo/setup.bash
source ~/catkin_ws/devel/setup.bash

# Set ROS Network
export ROS_MASTER_URI=http://localhost:11311
export ROS_HOSTNAME=localhost

# set ROS alias command
alias cw='cd ~/catkin_ws'
alias cs='cd ~/catkin_ws/src'
alias cm='cd ~/catkin_ws && catkin_make’