Cisco Systems OL-4387-02 guide

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

Cisco 10000 Series Router Service Selection Gateway Configuration Guide

2-2	OL-4387-02

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Cisco Systems OL-4387-02 manual Scalability and Performance Limitations and Restrictions

Contents

Corporate Headquarters Copyright 2004, Cisco Systems, Inc All rights reserved N T E N T S Iii Configuration Example for SSG AutoDomain Configuration Example for SSG Open Garden Configuration of VPI/VCI Static Binding to a Service Profile SSG Unconfig Vii Viii About This Guide AudienceDocument Organization Document Conventions Related Documentation Obtaining DocumentationCisco.com Documentation Feedback Obtaining Technical AssistanceDocumentation CD-ROM Ordering Documentation Cisco TAC Website Opening a TAC CaseTAC Case Priority Definitions Xiii Obtaining Additional Publications and Information Xiv Service Selection Gateway Overview Service Selection Gateway SSG Topology Example Default Network Access Protocols Supported SSG Features SSG Restrictions Service Selection Gateway Overview SSG Restrictions SSG Prerequisites SSG Architecture Model Service Selection Gateway Overview SSG Architecture Model OL-4387-02 Scalability and Performance Limitations and Restrictions Scalability and Performance Limitations and Restrictions SSG Logon and Logoff Single Host LogonPrerequisites for Single Host Logon Configuration of SSG Autologoff SSG AutologoffRestrictions for SSG Autologoff SSG Prepaid Idle Timeout Configuration Example for SSG AutologoffExample 3-1 SSG Autologoff Using ARP Ping Example 3-2 SSG Autologoff Using Icmp Ping Service Authorization Service Reauthorization Restrictions for SSG Prepaid Idle Timeout Prerequisites for SSG Prepaid Idle TimeoutConfiguration of SSG Prepaid Idle Timeout Configuration Example for SSG Prepaid Idle Timeout SSG Session and Idle Timeout Example 3-5 SSG Service-Specific TCP RedirectExample 3-7 SSG Threshold Volume Example 3-6 SSG Threshold Time Authentication and Accounting SSG Full Username Radius AttributeRestrictions for SSG Full Username Radius Attribute Example 4-1 Radius Freeware Format Example Account Login and Logout Radius Accounting RecordsExample 4-3 Radius Accounting-Start Record Example 4-4 Radius Accounting-Stop Record Service Connection and Termination Authentication and Accounting Radius Accounting Records Service Selection Methods PPP Terminated AggregationPTA-Multidomain Web Service Selection Restrictions for PTA-MD Sesm and SSG Performance OL-4387-02 Service Connection SSG AutoDomain Configuration of SSG AutoDomain Configuration Example for SSG AutoDomainRestrictions for SSG AutoDomain Example 6-1 SSG AutoDomain Example 6-2 AutoDomain Exclude Profile SSG VSA FormatExample 6-3 AutoDomain Exclude File Format Configuration of SSG Prepaid SSG PrepaidRestrictions for SSG Prepaid Configuration Example for SSG Prepaid SSG Open Garden Configuration of SSG Open Garden Configuration Example for SSG Open GardenSSG Port-Bundle Host Key Restrictions for SSG Open Garden Restrictions for SSG Port-Bundle Host Key Mutually Exclusive Service Selection Configuration of SSG Port-Bundle Host KeyExclude Networks Prerequisites for SSG Port-Bundle Host Key Configuration of Mutually Exclusive Service Selection OL-4387-02 Service Profiles Downstream Access Control List Upstream Access Control List Service Authentication TypeDomain Name Full Username Service-Defined Cookie Service DescriptionService Mode Service Next-Hop Gateway Cached Service Profiles Type of ServiceService Profile Example Example 7-1 Service Profile Configuration of Cached Service Profiles OL-4387-02 SSG Hierarchical Policing SSG Hierarchical Policing OverviewSSG Hierarchical Policing Token Bucket Scheme SSG Hierarchical Policing Configuration Restrictions for SSG Hierarchical Policing Configuration Examples for SSG Hierarchical Policing Example 8-2 Enabling Per-Session Policing on a Router OL-4387-02 Interface Configuration Transparent Passthrough Access Side Interfaces For example Configuration of Transparent Passthrough Multicast Protocols on SSG InterfacesNetwork Side Interfaces Restrictions of Transparent Passthrough Configuration of Multicast Protocols on SSG Interfaces Redirection for Unauthenticated Users SSG TCP Redirect10-1 Redirection for Unauthorized Services 10-2 Initial Captivation 10-3 Configuration of SSG TCP Redirect Restrictions for SSG TCP RedirectPrerequisites for SSG TCP Redirect 10-4 10-5 Example 10-1 Binding a Server Group to a PortExample 10-2 Limiting Redirected TCP Sessions Configuring SSG TCP Redirect 10-6 Configuration Examples for SSG TCP Redirect 10-7Example 10-3 Defining a Captive Portal Server Group Example 10-4 Defining Network Lists 10-8 Example 10-5 Defining Port Lists Miscellaneous SSG Features VPI/VCI Static Binding to a Service Profile11-1 AAA Server Group Support for Proxy Services Configuration of Radius Virtual Circuit LoggingRadius Virtual Circuit Logging 11-2 Packet Filtering 11-3 Downstream Access Control List-outacl Upstream Access Control List-inaclRestrictions for Packet Filtering 11-4 SSG Unconfig Configuration of Packet FilteringConfiguration Example for Packet Filtering Restrictions for SSG Unconfig Prerequisites for SSG Unconfig Configuration of SSG UnconfigConfiguration Examples for SSG Unconfig 11-6 SSG Enhancements for Overlapping Services Service Translation11-7 11-8 Restrictions for Service Translation 11-9 Configuration of Service Translation 11-10 Expansion of Service IDs 11-11 Network Sets 11-12 Monitoring and Maintaining SSG 12-1 Troubleshooting Radius Per-Service StatisticsRestrictions for Per-Service Statistics 12-2 Monitoring the Parallel Express Forwarding Engine 12-3 12-4 SSG Configuration Example Figure A-1 SSG Example Topology Example A-1 Cisco 10000 Router SSG Configuration Username cisco password 0 cisco clock timezone PST Ssg accounting interval 300 ssg profile-cache Full-duplex Peer default ip address pool SSG-POOL Exec-timeout 0 0 password lab SSG Feature Implementation Notes SSG Implementation Notes Mpls Also see the Restrictions for SSG TCP Redirect section on OL-4387-02 O S S a R Y GL-1 GL-2 GL-3 GL-4 GL-5 GL-6 D E IN-1 DSL G-1 IN-2 ISP G-2 L2TP IN-3 Radius IN-4 Reauthorizing prepaid IN-5 TCP IN-6 VRF G-5 VSA IN-7 IN-8