By configuring the authentication key ID used in the synchronization with the NTP manycast client on the local FW, you can apply NTP authentication in manycast mode.
Perform the following steps on the FW that functions as an NTP manycast client. For configuring the manycast client, see Configuring the Manycast Mode.
system-view
interface interface-type interface-number
ntp-service manycast-client [ ip-address | ipv6 [ ipv6-address ] ] [ [ authentication-keyid key-id | autokey ] | ttl ttl-number | port port-number ] *