3Com 4500G Family Configuration Manual page 21

Features
NTP
Cluster Management
Stack Management
Automatic Configuration
Network Time Protocol (NTP) is the TCP/IP that advertises the accurate
time throughout the network. This document describes:
NTP overview
Configuring the Operation Modes of NTP
Configuring Optional Parameters of NTP
Configuring Access-Control Rights
Configuring NTP Authentication
A cluster is a group of network devices. Cluster management is to
implement management of large numbers of distributed network devices.
This document describes:
Cluster Management Overview
Configuring the Management Device
Configuring the Member Devices
Configuring Access Between the Management Device and Its Member
Devices
Adding a Candidate Device to a Cluster
Configuring Advanced Cluster Functions
A stack is a set of network devices. Administrators can group multiple
network devices into a stack and manage them as a whole. Therefore,
stack management can help reduce customer investments and simplify
network management. This document describes:
Stack Configuration Overview
Configuring the Master Device of a Stack
Configuring Stack Ports of a Slave Device
Logging In to the CLI of a Slave from the Master
Automatic configuration enables a device to automatically obtain and
execute the configuration file when it starts up without loading the
configuration file. This document describes:
Introduction to Automatic Configuration
Typical Networking of Automatic Configuration
How Automatic Configuration Works
3-11
Description