RouterOS的NTP Server设置
/system scheduler add interval=30m name=check_time_servers on-event="/system ntp client set enabled=yes mode=unicast primary-ntp=[:resolve 0.asia.pool.ntp.org] secondary-ntp=[:resolve 1.europe.pool.ntp.org];" policy=read,write start-date=jan/02/1970 start-time=00:00:00