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option in the command, the command removes the symmetric-passive peer with the IPv6 address of
ipv6-address in the public network.
If the specified IPv6 address of the passive peer is a link local address, you must specify the source
interface for NTP messages and cannot specify a VPN for the passive peer.
Examples
# Specify the device with the IPv6 address of 2001::1 as the symmetric-passive peer of the local
device, and specify the source interface for IPv6 NTP messages as GigabitEthernet 1/0/1.
<Sysname> system-view
[Sysname] ntp-service ipv6 unicast-peer 2001::1 source gigabitethernet 1/0/1
Related commands
ntp-service authentication enable
ntp-service authentication-keyid
ntp-service reliable authentication-keyid
ntp-service ipv6 unicast-server
Use ntp-service ipv6 unicast-server to specify an IPv6 NTP server for the device.
Use undo ntp-service ipv6 unicast-server to remove an IPv6 NTP server specified for the device.
Syntax
ntp-service ipv6 unicast-server { server-name | ipv6-address } [ vpn-instance
vpn-instance-name ] [ authentication-keyid keyid | priority | source interface-type
interface-number ] *
undo ntp-service ipv6 unicast-server { server-name | ipv6-address } [ vpn-instance
vpn-instance-name ]
Default
No IPv6 NTP server is specified.
Views
System view
Predefined user roles
network-admin
Parameters
server-name: Specifies an NTP server by its host name, a case-insensitive string of 1 to 253
characters.
ipv6-address: Specifies an NTP server by its IPv6 address. It must be a unicast address, rather than
a multicast address.
vpn-instance vpn-instance-name: Specifies the VPN to which the NTP server belongs. The
vpn-instance-name argument is a case-sensitive string of 1 to 31 characters. If the NTP server is on
the public network, do not specify this option.
authentication-keyid keyid: Specifies the key ID to be used for sending NTP messages to the NTP
server. The value range for the keyid argument is 1 to 4294967295. If you do not specify this option,
the local device and NTP server do not authenticate each other.
priority: Specifies this NTP server as the first choice under the same condition.
Source interface-type interface-number: Specifies the source interface for IPv6 NTP messages. If
the specified IPv6 NTP server address is not a link local address, the source IPv6 address for IPv6
NTP messages sent by the local device to the NTP server is the IPv6 address of the specified source