3Com MSR 50 Series Configuration Manual page 55

111
NTP C
ONFIGURATION
NTP Overview
Applications of NTP
How NTP Works
NTP Message Format
Operation Modes of NTP
Multiple Instances of NTP
Configuring the Operation Modes of NTP
Configuring NTP Server/Client Mode
Configuring the NTP Symmetric Mode
Configuring NTP Broadcast Mode
Configuring NTP Multicast Mode
Configuring the Local Clock as a Reference Source
Configuring Optional Parameters of NTP
Configuring the Interface to Send NTP Messages
Disabling an Interface from Receiving NTP Messages
Configuring the Allowable Maximum Number of Dynamic Sessions
Configuring Access-Control Rights
Configuration Prerequisites
Configuration Procedure
Configuring NTP Authentication
Configuration Prerequisites
Configuration Procedure
Displaying and Maintaining NTP
NTP Configuration Examples
Configuring NTP Server/Client Mode
Configuring the NTP Symmetric Mode
Configuring NTP Broadcast Mode
Configuring NTP Multicast Mode
Configuring NTP Server/Client Mode with Authentication
Configuring NTP Broadcast Mode with Authentication
Configuring MPLS VPN Time Synchronization in Server/Client Mode
Configuring MPLS VPN Time Synchronization in Symmetric Peers Mode
112
RMON C
ONFIGURATION
RMON Overview
Introduction
How RMON Works
RMON Groups
Configuring RMON
Configuration Prerequisites
Configuration Procedure
Displaying and Maintaining RMON
RMON Configuration Example
113
SNMP C
ONFIGURATION
SNMP Overview
SNMP Mechanism
SNMP Protocol Version
2049
2049
2050
2051
2053
2055
2057
2058
2059
2060
2060
2060
2060
2061
2062
2062
2065
2067
2077
2077
2077
2078
2079
2079
2079
2081
2081
2085
2085
2086
2055
2056
2056
2058
2059
2059
2059
2062
2064
2070
2071
2059
2073
2075