By configuring the authentication key ID used in the synchronization with the NTP multicast server on the local router, you can apply NTP authentication in multicast mode. Perform the following steps on the NTP multicast server.
Procedure
- Run system-view
The system view is displayed.
- Run interface interface-type interface-number
The interface view is displayed.
- Configure a key ID for synchronization with a specified NTP multicast server.
- To configure a key ID for synchronization with a specified NTP IPv4 multicast server, run the ntp-service multicast-server [ ip-address ] [ authentication-keyid key-id | ttl ttl-number | version number | port port-number ] * command.
- Run commit
The configuration is committed.