Limitations

  • FastIron devices cannot operate as primary time server (or stratum 1). It only serves as secondary time server (stratum 2 to 15).
  • NTP server and client cannot communicate using hostnames.
  • NTP is not supported on VRF enabled interface.
  • Autokey public key authentication is not supported.
  • The NTP version 4 Extension fields are not supported. The packets containing the extension fields are discarded.
  • The NTP packets having control (6) or private (7) packet mode is not supported. NTP packets with control and private modes will be discarded.
  • On reboot or switchover, all the NTP state information will be lost and time synchronization will start fresh.
  • NTP multicast server/client and manycast functionalities are not supported.
  • NTP versions 1 and 2 are not supported.
  • NTP MIB is not supported.
Parent topic: Network Time Protocol Version 4 Overview