make nameserver stick on ubuntu

crap! resolv.conf does not stick!

$ cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.04
DISTRIB_CODENAME=trusty
DISTRIB_DESCRIPTION="Ubuntu 14.04.4 LTS"


$ sudo -s
# echo "nameserver 192.0.2.171" > /etc/resolvconf/resolv.conf.d/base
# resolvconf -u


# cat /etc/resolv.conf
# Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8)
#     DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
nameserver 192.0.2.171


make nameserver stick on ubuntu