Cisco Systems OL-4387-02 Manuale Utente Scaricare il pdf (Pagina 24)

2-2

Cisco 10000 Series Router Service Selection Gateway Configuration Guide

OL-4387-02

Chapter 2 Scalability and Performance

Limitations and Restrictions

Now, consider the following revised service definitions in which two different services are defined.

These service definitions allow all users to connect to the Standard service and allow some users to

connect simultaneously to Good or Best services.

Best—Access to network B at rate 2

Good—Access to network B at rate 1

Standard—Access to network A

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 109 110

Text Part Number: OL-4387-02 1
CONTENTS 3
6 Service Connection 6-1 4
Contents 5
9 Interface Configuration 9-1 6
10 SSG TCP Redirect 10-1 6
Document Conventions 10
Related Documentation 11
Obtaining Documentation 11
Documentation Feedback 12
TAC Case Priority Definitions 13
Cisco TAC Website 13
Opening a TAC Case 13
About This Guide 14
Service Selection Gateway 15
Default Network 17
Access Protocols 17
Supported SSG Features 18
SSG Restrictions 18
SSG Prerequisites 20
SSG Architecture Model 20
Scalability and Performance 23
Limitations and Restrictions 24
SSG Logon and Logoff 25
SSG Autologoff 26
SSG Prepaid Idle Timeout 27
Service Authorization 28
Service Reauthorization 28
Example 3-4 SSG TCP Redirect 29
SSG Session and Idle Timeout 30
Authentication and Accounting 31
RADIUS Accounting Records 32
Service Selection Methods 35
Web Service Selection 36
SESM and SSG Performance 37
Service Connection 39
SSG AutoDomain 40
Example 6-1 SSG AutoDomain 41
SSG Prepaid 42
SSG Open Garden 43
SSG Port-Bundle Host Key 44
Exclude Networks 46
Service Profiles 49
Cached Service Profiles 52
SSG Hierarchical Policing 55
Interface Configuration 59
Access Side Interfaces 60
Network Side Interfaces 61
SSG TCP Redirect 63
Initial Captivation 65
Configuring SSG TCP Redirect 68
Miscellaneous SSG Features 71
Packet Filtering 73
SSG Unconfig 75
Configuration of SSG Unconfig 76
Service Translation 77
Service Definitions 80
Internal Network Sets 80
Services-to-Sets Conversion 80
Expansion of Service IDs 81
Network Sets: 82
Troubleshooting RADIUS 84
Per-Service Statistics 84
SSG Configuration Example 87
SSG Implementation Notes 93
GLOSSARY 97
Glossary 100
OL-4387-02 100

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