3com S7906E 安装指导
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Table of Contents
1 NTP Configuration ·····································································································································1-1
NTP Overview ·········································································································································1-1
Applications of NTP ·························································································································1-1
Advantages of NTP ·························································································································1-1
How NTP Works ······························································································································1-2
NTP Message Format ·····················································································································1-3
Operation Modes of NTP·················································································································1-4
Multiple Instances of NTP ···············································································································1-6
NTP Configuration Task List ···················································································································1-7
Configuring the Operation Modes of NTP·······························································································1-7
Configuring NTP Client/Server Mode ······························································································1-8
Configuring NTP Broadcast Mode···································································································1-9
Configuring NTP Multicast Mode···································································································1-10
Configuring Optional Parameters of NTP ·····························································································1-12
Configuring Access-Control Rights ·······································································································1-13
Configuration Prerequisites ···········································································································1-14
Configuration Procedure················································································································1-14
Configuring NTP Authentication············································································································1-14
Configuration Prerequisites ···········································································································1-14
Configuration Procedure················································································································1-15
Displaying and Maintaining NTP···········································································································1-16
NTP Configuration Examples················································································································1-16
Configuring NTP Multicast Mode···································································································1-21