H3C S7500 Series Operation Manual page 798

Operation Manual - NTP
H3C S7500 Series Ethernet Switches
Chapter 1 NTP Configuration ....................................................................................................... 1-1
1.1 Introduction to NTP ............................................................................................................ 1-1
1.1.1 Applications of NTP................................................................................................. 1-1
1.1.2 Working Principle of NTP ........................................................................................ 1-2
1.1.3 NTP Implementation Mode ..................................................................................... 1-3
1.2 NTP Implementation Mode Configuration ......................................................................... 1-5
1.2.1 Prerequisites ........................................................................................................... 1-5
1.2.2 Configuring NTP Implementation Modes ................................................................ 1-6
1.3 Access Control Permission Configuration ......................................................................... 1-8
1.4 NTP Authentication Configuration ..................................................................................... 1-8
1.4.1 Prerequisites ........................................................................................................... 1-8
1.4.2 Configuring NTP Authentication.............................................................................. 1-9
1.5 Configuration of Optional NTP Parameters ..................................................................... 1-11
1.6 Displaying and Maintaining NTP...................................................................................... 1-12
1.7 Configuration Example .................................................................................................... 1-12
1.7.1 NTP Server Mode Configuration ........................................................................... 1-12
1.7.2 NTP Peer Mode Configuration .............................................................................. 1-14
1.7.3 NTP Broadcast Mode Configuration ..................................................................... 1-16
1.7.4 NTP Multicast Mode Configuration ....................................................................... 1-18
1.7.5 NTP Server Mode with Authentication Configuration............................................ 1-20
Table of Contents
i
Table of Contents