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H3C Technologies H3C S3600 Series Switches User Manual

Page 867

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Table of Contents

1 NTP Configuration ·····································································································································1-1

Introduction to NTP ·································································································································1-1

Applications of NTP ·························································································································1-1

Implementation Principle of NTP·····································································································1-2

NTP Implementation Modes ············································································································1-3

NTP Configuration Task List ···················································································································1-6

Configuring NTP Implementation Modes ································································································1-6

Configuring NTP Server/Client Mode ······························································································1-7

Configuring the NTP Symmetric Peer Mode ···················································································1-8

Configuring NTP Broadcast Mode···································································································1-8

Configuring NTP Multicast Mode·····································································································1-9

Configuring Access Control Right ·········································································································1-10

Configuration Prerequisites ···········································································································1-10

Configuration Procedure················································································································1-11

Configuring NTP Authentication············································································································1-11

Configuration Prerequisites ···········································································································1-11

Configuration Procedure················································································································1-12

Configuring Optional NTP Parameters ·································································································1-13

Configuring an Interface on the Local Switch to Send NTP messages ········································1-14

Configuring the Number of Dynamic Sessions Allowed on the Local Switch ·······························1-14

Disabling an Interface from Receiving NTP messages·································································1-14

Displaying NTP Configuration···············································································································1-15

Configuration Examples ························································································································1-15

Configuring NTP Server/Client Mode ····························································································1-15

Configuring NTP Symmetric Peer Mode ·······················································································1-16

Configuring NTP Broadcast Mode·································································································1-18

Configuring NTP Multicast Mode···································································································1-19

Configuring NTP Server/Client Mode with Authentication·····························································1-21

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