# 获取系统DNS-ip
grep -v '^#\|^;' "/etc/resolv.conf" | grep '^nameserver' | grep -v '127.0.0.53' | grep -oE '[0-9]{1,3}(\.[0-9]{1,3}){3}' | xargs | sed -e 's/ /, /g'
http://www.htmltoo.com/
