Cute rewrites, but I think you could do better a lot of the time. For example rather than using `cat`, `grep`, and `cut`, just use awk: function dns_name

Cute rewrites, but I think you could do better a lot of the time. For example rather than using `cat`, `grep`, and `cut`, just use awk: function dns_nameserver() { awk '/nameserver/ {print $2}' /etc/resolv.conf }