--- ntp.conf.ori        2017-09-18 01:26:51.409414891 +0200
+++ ntp.conf    2017-09-18 01:27:24.501414362 +0200
@@ -18,10 +18,7 @@
 # pool.ntp.org maps to about 1000 low-stratum NTP servers.  Your server will
 # pick a different set every time it starts up.  Please consider joining the
 # pool: <http://www.pool.ntp.org/join.html>
-server 0.debian.pool.ntp.org iburst
-server 1.debian.pool.ntp.org iburst
-server 2.debian.pool.ntp.org iburst
-server 3.debian.pool.ntp.org iburst
+server 10.93.163.98 iburst
 
 
 # Access control configuration; see /usr/share/doc/ntp-doc/html/accopt.html for