H3C Technologies H3C SR8800 - Manual (Page 72)

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Step Command Remarks
3. Configure the router to work in
the NTP broadcast client
mode.
ntp-service broadcast-client N/A
Configuring the broadcast server
Step Command Remarks
1. Enter system view. system-view N/A
2. Enter interface view.
interface interface-type
interface-number Enter the interface used to send
NTP broadcast messages
3. Configure the router to work in
the NTP broadcast server
mode.
ntp-service broadcast-server
[ authentication-keyid keyid |
version number ]*
N/A
NOTE:
A broadcast server can synchronize broadcast clients only after its clock has been synchronized.
Configuring NTP multicast mode
The multicast server periodically sends NTP multicast messages to multicast clients, which send replies
after receiving the messages and synchronize their local clocks.
For routers working in multicast mode, configure both the server and clients. The NTP multicast mode
must be configured in the specific interface view.
Configuring a multicast client
Step Command Remarks
1. Enter system view. system-view N/A
2. Enter interface view.
interface interface-type
interface-number Enter the interface used to receive
NTP multicast messages
3. Configure the router to work in
the NTP multicast client mode. ntp-service multicast-client
[ ip-address ]
N/A
Configuring the multicast server
Step Command Remarks
1. Enter system view. system-view N/A
2. Enter interface view.
interface interface-type
interface-number Enter the interface used to send
NTP multicast message
3. Configure the router to work in
the NTP multicast server
mode.
ntp-service multicast-server
[ ip-address ]
[ authentication-keyid keyid | ttl
ttl-number | version number ] *
N/A