Configuring Ntp Multicast Mode - HP A3100-8 v2 EI Configuration Manual

broadcast server for sending NTP broadcast messages and an interface also needs to be specified on
each broadcast client for receiving broadcast message.
Configuring a broadcast client
To do...
Enter system view
Enter VLAN interface view
Configure the device to work in
NTP broadcast client mode
Configuring the broadcast server
To do...
Enter system view
Enter VLAN interface view
Configure the device to work in
NTP broadcast server mode
NOTE:
A broadcast server can synchronize broadcast clients only when its clock has been synchronized.

Configuring NTP multicast mode

The multicast server periodically sends NTP multicast messages to multicast clients, which send replies
after they receive the messages and synchronize their local clocks.
For devices 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
To do...
Enter system view
Enter VLAN interface view
Configure the device to work in
NTP multicast client mode
Configuring the multicast server
To do...
Enter system view
Use the command...
system-view
interface interface-type
interface-number
ntp-service broadcast-client
Use the command...
system-view
interface interface-type
interface-number
ntp-service broadcast-server
[ authentication-keyid keyid |
version number ] *
Use the command...
system-view
interface interface-type
interface-number
ntp-service multicast-client
[ ip-address ]
Use the command...
system-view
56
Remarks
—
Required
Enter the interface used to receive
NTP broadcast messages.
Required
Remarks
—
Enter the interface used to send
NTP broadcast messages.
Required
Remarks
—
Enter the interface used to receive
NTP multicast messages.
Required
Remarks
—