NTP Configuration on Solaris

First rename or copy ntp.server to ntp.conf as given below

# cp /etc/inet/ntp.server /etc/inet/ntp.conf

Edit below lines

# vi /etc/inet/ntp.conf

#### NTP Server IPs ####
server 10.110.20.72
server 10.110.20.82

# svcadm enable ntp
 #svcadm restart ntp
# svcs ntp

#ntpq -p  ----To Check NTP