Cisco Systems OL-6415-04 Manuale Utente Scaricare il pdf (Pagina 77)

CHAPTER

5-1

Cisco Wireless ISR and HWIC Access Point Configuration Guide

OL-6415-04

Configuring Encryption Types

This chapter describes how to configure the encryption types required to use WPA authenticated key

management, Wired Equivalent Privacy (WEP), AES-CCM, Temporal Key Integrity Protocol (TKIP),

and broadcast key rotation. This chapter contains these sections:

• Understand Encryption Types, page 5-2

• Configure Encryption Types, page 5-3

1 2 ... 72 73 74 75 76 77 78 79 80 81 82 ... 187 188

Configuration Guide 1
CONTENTS 3
Contents 4
Audience 9
Organization 10
Conventions 10
Related Publications 12
Obtaining Documentation 13
Documentation Feedback 14
Submitting a Service Request 16
Overview 19
Network Configuration Example 20
Features 21
Chapter 1 Overview 22
Features 22
Configuring Radio Settings 25
Enabling the Radio Interface 26
Roles in Radio Network 26
Bridge Features Not Supported 28
Sample Bridging Configuration 28
Universal Client Mode 31
Configuring Radio Data Rates 34
CCK OFDM CCK OFDM CCK OFDM 41
Configuring Protected Ports 50
Configuring Multiple SSIDs 55
Understanding Multiple SSIDs 56
Using Spaces in SSIDs 59
CLI Configuration Example 61
Displaying Configured BSSIDs 61
Authenticator 65
Configuration Overview 67
Configuring EAP-FAST Settings 73
Configuring an Authority ID 74
Configuring Server Keys 74
Unblocking Locked Usernames 75
Using Debug Messages 76
Configuring Encryption Types 77
Understand Encryption Types 78
Configure Encryption Types 79
WEP Key Restrictions 80
Creating Cipher Suites 81
Configure Encryption Types 83
Security 84
Debugging 86
EAP Authentication to Network 92
Using WPA Key Management 94
Setting a Pre-Shared Key 101
Configuring Group Key Updates 101
OL-6415-04 104
Note To allow both WPA and 105
Configuring RADIUS Servers 107
Understanding RADIUS 108
RADIUS Operation 109
Configuring RADIUS 110
Defining AAA Server Groups 115
Starting RADIUS Accounting 118
Selecting the CSID Format 119
Configuring VLANs 127
Understanding VLANs 128
Related Documents 129
Configuring a VLAN 131
Assigning Names to VLANs 133
VLAN Configuration Example 135
VLAN Configuration Example 138
Configuring QoS 139
Precedence of QoS Settings 141
Using Wi-Fi Multimedia Mode 142
Channel Settings 145
IEEE 802.11g (2.4-GHz Band) 146
IEEE 802.11a (5-GHz Band) 146
IEEE 802.11a (5-GHz Band) 147
Protocol Filters 149
Ta b l e B-2 IP Protocols 151
Supported MIBs 155
Error and Event Messages 157
Message Traceback Reports 158
802.11 Subsystem Messages 159
802.11 Subsystem Messages 160
Local Authenticator Messages 168
GLOSSARY 169
Glossary 170
Numerics 175
WPA 6 180
WPA migration mode 12 180

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