Cisco 3845 - Security Bundle Router - Chapter 1: System Message Overview

Contents
vii
Cisco ME 3800X and 3600X Switch Software Configuration Guide
OL-23400-01
SyncE Timing Using REP for Loop Prevention and Resiliency 6-2
BITS Interface 6-5
Configuring SyncE 6-5
Default SyncE Configuration 6-6
Configuring the Network Clock Selection 6-6
Configuring the BITS Interface 6-7
Selecting the Network Clock 6-9
Configuring REP for the SyncE Network 6-10
Monitoring SyncE 6-11
CHAPTER 7 Configuring the Switch External Alarms 7-1
Understanding Switch Alarms 7-1
Configuring Switch Alarms 7-2
CHAPTER 8 Configuring Switch-Based Authentication 8-1
Preventing Unauthorized Access to Your Switch 8-1
Protecting Access to Privileged EXEC Commands 8-2
Default Password and Privilege Level Configuration 8-2
Setting or Changing a Static Enable Password 8-3
Protecting Enable and Enable Secret Passwords with Encryption 8-3
Disabling Password Recovery 8-5
Setting a Telnet Password for a Terminal Line 8-6
Configuring Username and Password Pairs 8-6
Configuring Multiple Privilege Levels 8-7
Setting the Privilege Level for a Command 8-8
Changing the Default Privilege Level for Lines 8-9
Logging into and Exiting a Privilege Level 8-9
Controlling Switch Access with TACACS+ 8-10
Understanding TACACS+ 8-10
TACACS+ Operation 8-12
Configuring TACACS+ 8-12
Default TACACS+ Configuration 8-13
Identifying the TACACS+ Server Host and Setting the Authentication Key 8-13
Configuring TACACS+ Login Authentication 8-14
Configuring TACACS+ Authorization for Privileged EXEC Access and Network Services 8-16
Starting TACACS+ Accounting 8-16
Displaying the TACACS+ Configuration 8-17
Controlling Switch Access with RADIUS 8-17
Understanding RADIUS 8-17