Configuring Ntp Multicast Mode - H3C S5500-EI series Operation Manual

Operation Manual – NTP
H3C S5500-EI Series Ethernet Switches
I. Configuring a broadcast client
Enter system view
Enter interface view
Configure the switch to
work in the NTP
broadcast client mode
II. Configuring the broadcast server
Enter system view
Enter interface view
Configure the switch to
work in the NTP
broadcast server mode
Note:
A broadcast server can synchronize broadcast clients only after its clock has been
synchronized.

1.3.4 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 switches working in the multicast mode, you need to configure both the server and
clients. The NTP multicast mode must be configured in the specific interface view.
To do...
system-view
interface interface-type
interface-number
ntp-service
broadcast-client
To do...
system-view
interface interface-type
interface-number
ntp-service
broadcast-server
[ authentication-keyid
keyid | version number ]*
Use the command...
Use the command...
1-11
Chapter 1 NTP Configuration
Remarks
—
Required
Enter the interface used to
receive NTP broadcast
messages
Required
Remarks
—
Enter the interface used to
send NTP broadcast
messages
Required