driftfile /tmp/ntp.drift
-server 0.pool.ntp.org iburst
-server 1.pool.ntp.org iburst
-server 2.pool.ntp.org iburst
-server 3.pool.ntp.org iburst
+server 0.openwrt.pool.ntp.org iburst
+server 1.openwrt.pool.ntp.org iburst
+server 2.openwrt.pool.ntp.org iburst
+server 3.openwrt.pool.ntp.org iburst
# GPS(NMEA)+PPS