Contents
xvi
Catalyst 3550 Multilayer Switch Software Configuration Guide
78-11194-03
CHAPTER
18 Configuring SNMP 18-1
Understanding SNMP 18-1
SNMP Versions 18-2
SNMP Manager Functions 18-2
SNMP Agent Functions 18-3
SNMP Community Strings 18-3
Using SNMP to Access MIB Variables 18-3
Configuring SNMP 18-4
Default SNMP Configuration 18-4
Disabling the SNMP Agent 18-5
Configuring Community Strings 18-5
Configuring Trap Managers and Enabling Traps 18-7
Setting the Agent Contact and Location Information 18-9
Limiting TFTP Servers Used Through SNMP 18-9
SNMP Examples 18-10
Displaying SNMP Status 18-10
CHAPTER
19 Configuring Network Security with ACLs 19-1
Understanding ACLs 19-1
Supported ACLs 19-2
Router ACLs 19-2
VLAN Maps 19-3
Handling Fragmented and Unfragmented Traffic 19-4
Configuring Router ACLs 19-5
Hardware and Software Handling of Router ACLs 19-5
Unsupported Features 19-6
Creating Standard and Extended IP ACLs 19-6
Access List Numbers 19-7
Creating a Numbered Standard ACL 19-8
Creating a Numbered Extended ACL 19-9
Creating Named Standard and Extended ACLs 19-14
Applying Time Ranges to ACLs 19-15
Including Comments About Entries in ACLs 19-18
Applying the ACL to an Interface or Terminal Line 19-18
Displaying ACLs and Access Groups 19-20
ACL Configuration Examples 19-22
Numbered ACLs 19-24
Extended ACLs 19-24
Named ACLs 19-24
