https://airheads.hpe.com/discussion/ntp-on-hp-switch-5412rzl2-1
NTP on HP Switch 5412Rzl2 | Comware
1) I have a local NTP server, 2 core switches and a bunch of access switches. NTP server is on vlan 50. I pointed one core switch to the local NTP server, it is
hp switchntp