Linux 界面能够出现ip地址提示的方法

cat </etc/profile.d/ip.sh
if [[ `tty | grep "pts"` ]];
then
export PS1='['"\u@\033[37m`env| grep SSH_CONNECTION | awk '{print $(NF-1)}'`\033[0m"' \w]\$   '
else
export PS1='[\u@\h \w]\$'
fi
EOF