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Configuring access control rights, Configuring ntp authentication – H3C Technologies H3C MSR 5600 User Manual

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Step Command

Remarks

3.

Configure the device to
operate in multicast server

mode.

Configure the device to operate
in multicast server mode:

ntp-service multicast-server

[ ip-address ]
[ authentication-keyid keyid |

ttl ttl-number | version number ]

*

Configure the device to operate

in multicast server mode:

ntp-service ipv6
multicast-server

ipv6-multicast-address

[ authentication-keyid keyid |

ttl ttl-number ] *

By default, the device does not
operate in multicast server mode.
After you execute the command,

the device receives NTP multicast

messages from the specified
interface.

Configuring access control rights

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Configure the NTP service

access control right for a peer
device to access the local

device.

Configure the NTP service

access control right for a peer

device to access the local
device

ntp-service access { peer |

query | server |
synchronization } acl-number

Configure the IPv6 NTP service

access control right for a peer
device to access the local

device

ntp-service ipv6 { peer | query
| server | synchronization } acl

acl-number

By default, the NTP service access
control right for a peer device to

access the local device is peer.

Before you configure the NTP service access control right to the local device, create and configure an

ACL associated with the access control right. For more information about ACL, see ACL and QoS
Configuration Guide
.

Configuring NTP authentication

This section provides instructions for configuring NTP authentication.

Configuring NTP authentication in client/server mode

When you configure NTP authentication in client/server mode, enable NTP authentication, configure an

authentication key, set the key as a trusted key on both client and server, and associate the key with the

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