update time on centos 7

Question

how to update time from internet on centos 7

Answer 1

If your system is fail time, you can syns time on internet by NTP, very simple

Check date time:

# date

update time zones to   Asia/Ho_Chi_Minh:

# rm -f /etc/localtime

# ln -s /usr/share/zoneinfo/Asia/Ho_Chi_Minh /etc/localtime

you can see more time zones at this Database: Timezone Database

Syns Network Time Protocol NTP to VietNam server:

# yum install -y ntpdate

# ntpdate vn.pool.ntp.org

# ntpdate asia.pool.ntp.org

You can see more NTP Pool Servers .