H3C MSR 20-20 Command Reference Manual page 2313

authentication-keyid keyid: Specifies the key ID to be used for sending NTP
messages to the NTP server, where keyid is in the range of 1 to 4294967295.
priority: Specifies this NTP server as the first choice under the same condition.
source-interface interface-type interface-number: Specifies an interface for
sending NTP messages. In an NTP message the local device sends to the NTP
server, the source IP address is the primary IP address of this interface.
interface-type interface-number represents the interface type and number.
version number: Specifies the NTP version, where number is in the range of 1 to 3
and defaults to 3.
Description Use the
the device.
Use the
designated for the device.
No NTP server is designated for the device by default.
n
If you specify a VPN instance name, this VPN must exist, and at least one local
■
interface and the NTP server coexist in this VPN.
If multiple VPNs have been configured on the PE and you want to synchronize
■
the PE to a PE or CE in one of these VPNs, you need to provide vpn-instance
vpn-instance-name in your command.
If you include vpn-instance vpn-instance-name in the undo ntp
■
unicast-server command, the command will remove the NTP server with the
IP address of ip-address in the specified VPN; if you do not include
vpn-instance vpn-instance-name in this command, the command will remove
the NTP server with the IP address of ip-address in the public network.
Example # Designate the device with the IP address of as 10.1.1.1 an NTP server for the
device.
<Sysname> system-view
[Sysname] ntp-service unicast-server 10.1.1.1 version 3
ntp-service unicast-server
undo ntp-service unicast-server
command to designate an NTP server for
command to remove an NTP server
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