Contents
xix
Catalyst 2950 Desktop Switch Software Configuration Guide
78-14982-01
Setting the Message Display Destination Device 23-4
Synchronizing Log Messages 23-6
Enabling and Disabling Timestamps on Log Messages 23-7
Enabling and Disabling Sequence Numbers in Log Messages 23-8
Defining the Message Severity Level 23-8
Limiting Syslog Messages Sent to the History Table and to SNMP 23-10
Configuring UNIX Syslog Servers 23-10
Logging Messages to a UNIX Syslog Daemon 23-11
Configuring the UNIX System Logging Facility 23-11
Displaying the Logging Configuration 23-12
CHAPTER
24 Configuring SNMP 24-1
Understanding SNMP 24-1
SNMP Versions 24-2
SNMP Manager Functions 24-3
SNMP Agent Functions 24-3
SNMP Community Strings 24-4
Using SNMP to Access MIB Variables 24-4
SNMP Notifications 24-5
Configuring SNMP 24-5
Default SNMP Configuration 24-6
SNMP Configuration Guidelines 24-6
Disabling the SNMP Agent 24-7
Configuring Community Strings 24-7
Configuring SNMP Groups and Users 24-8
Configuring SNMP Notifications 24-10
Setting the Agent Contact and Location Information 24-13
Limiting TFTP Servers Used Through SNMP 24-13
SNMP Examples 24-14
Displaying SNMP Status 24-15
CHAPTER
25 Configuring Network Security with ACLs 25-1
Understanding ACLs 25-2
Handling Fragmented and Unfragmented Traffic 25-3
Understanding Access Control Parameters 25-4
Guidelines for Applying ACLs to Physical Interfaces 25-6
Configuring ACLs 25-6
Unsupported Features 25-7
Creating Standard and Extended IP ACLs 25-7
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