【CentOS 7】 alias

alias rm='rm -irf'
alias cp='cp -i'
alias mv='mv -i'
alias sdn='shutdown -h now'
alias re='reboot'
alias va='vim /root/.bashrc'
alias lo='logout'
alias srn='systemctl restart network.service'
alias cdn='cd /etc/sysconfig/network-scripts'
alias ia='ip addr'