If the host has the NTP service enable but don’t send any data to the query, the server is configured correctly. ntpq -pncrv 192.168.123.12 timed out, nothing received ***Request timed out But … if you send a query and get Leer más
Secure NTP configuration
Tips: 1. Ensure you have the restrictions in ntp.conf restrict default ignore restrict -6 default ignore 2. Disable monitor to protect of the CVE-2013-5211 vulnerability disable monitor 3. Use “nomodify nopeer noquery notrap” for each IP and network Leer más