– 6500 switch is the corporate NTP server
– Server team wants to synchronize Active Directory time with the NTP server.
- enable NTP debugs:
- check logs on the 6500 switch:
It seemed that there’s a “passive/active” concept in NTP
The 6500 switch supports both NTP active and passive modes. By default, it only accepts NTP active mode.
We need to enable NTP passive mode on the 6500 switch.