Why not put it in ~/.profile? Or if it needs to be system wide, in /etc/profile.d/ip.sh? On 30/05/2018 13:07, Maykel Franco via arch-general wrote: > Hi, I put this text in /etc/environment: > > $ source /etc/environment > > ip="$(ifconfig | grep -A 1 'eth0' | tail -1 | cut -d ':' -f 2 | cut -d > ' ' -f 1)" > > $ echo $ip > > 192.168.0.33 > > Works fine, but when I reboot my archlinux: > > $ echo $ip > > $(ifconfig | grep -A 1 'eth0' | tail -1 | cut -d ':' -f 2 | cut -d ' ' -f 1) > > > What's happened?? Is necessary exec source /etc/environment after every reboot? > > Thanks in advanced.