User guide
Table Of Contents
- Contents
- Figures
- Tables
- Preface
- Section I
- Basic Operations
- Chapter 1
- Basic Switch Parameters
- Configuring the Switch’s Name, Location, and Contact
- Changing the Manager and Operator Passwords
- Setting the System Date and Time
- Rebooting a Switch
- Pinging a Remote System
- Returning the AT-S63 Management Software to the Factory Default Values
- Displaying the IP Address of the Local Interface
- Displaying System Information
- Chapter 2
- Port Parameters
- Chapter 3
- Enhanced Stacking
- Chapter 4
- SNMPv1 and SNMPv2c
- Chapter 5
- MAC Address Table
- Chapter 6
- Static Port Trunks
- Chapter 7
- Port Mirroring
- Section II
- Advanced Operations
- Chapter 8
- File System
- Chapter 9
- File Downloads and Uploads
- Chapter 10
- Event Logs and Syslog Client
- Chapter 11
- Classifiers
- Chapter 12
- Access Control Lists
- Chapter 13
- Class of Service
- Chapter 14
- Quality of Service
- Chapter 15
- Denial of Service Defenses
- Chapter 16
- IGMP Snooping
- Section III
- SNMPv3
- Chapter 17
- SNMPv3
- Configuring the SNMPv3 Protocol
- Enabling or Disabling SNMP Management
- Configuring the SNMPv3 User Table
- Configuring the SNMPv3 View Table
- Configuring the SNMPv3 Access Table
- Configuring the SNMPv3 SecurityToGroup Table
- Configuring the SNMPv3 Notify Table
- Configuring the SNMPv3 Target Address Table
- Configuring the SNMPv3 Target Parameters Table
- Configuring the SNMPv3 Community Table
- Displaying SNMPv3 Tables
- Section IV
- Spanning Tree Protocols
- Chapter 18
- Spanning Tree and Rapid Spanning Tree Protocols
- Chapter 19
- Multiple Spanning Tree Protocol
- Section V
- Virtual LANs
- Chapter 20
- Port-based and Tagged VLANs
- Chapter 21
- GARP VLAN Registration Protocol
- Section VI
- Port Security
- Chapter 22
- MAC Address-based Port Security
- Chapter 23
- 802.1x Port-based Network Access Control
- Section VII
- Management Security
- Chapter 24
- Encryption Keys, PKI, and SSL
- Chapter 25
- Secure Shell (SSH)
- Chapter 26
- TACACS+ and RADIUS Protocols
- Chapter 27
- Management Access Control List
- Index

Chapter 26: TACACS+ and RADIUS Protocols
388 Section VII: Management Security
Enabling or Disabling TACACS+ or RADIUS
To enable or disable server-based authentication or to select a different
authentication protocol, perform the following procedure:
1. From the Home page, select Configuration.
2. From the Configuration menu, select the Mgmt. Protocols option.
The Mgmt. Protocols page is displayed with the Server-based
Authentication tab selected by default, as shown in Figure 158.
Figure 158. Server-based Authentication Tab (Configuration)
3. To select an authentication protocol, in the Authentication Method
section of the tab, click either RADIUS or TACACS+. The default is
TACACS+.
Note
The switch supports only one authentication protocol at a time.
Furthermore, you cannot change to a different authenticator protocol
when this feature is enabled.
4. To enable or disable the authentication feature, click the Enable
Server-based Authentication check box. A check in the box indicates
the feature is enabled. No check indicate the feature is disabled. The
default is disabled.