Table of Contents v
TABLE OF CONTENTS
About This Manual xxv
Objectives xxv
Audience xxv
Cisco WAN Switching Product Name Change xxv
Organization xxvi
Related Documentation xxviii
Conventions xxviii
Chapter 1 Introduction 1-1
General Description 1-1
BPX Capabilities 1-1
Extended Services Processor 1-2
New with Release 9.1 1-3
BPX Switch 1-3
MGX 8220 1-3
IGX Switch 1-3
Continuing Features with Release 9.1 1-3
Cisco StrataView Plus Network Management 1-3
Network 1-4
BPX Switch 1-4
MGX 8220 1-6
IGX Switch 1-6
Access Products 1-6
BPX Switch Operation 1-6
BPX Switch Operation 1-6
The BPX Switch with MGX 8220 Shelves 1-7
Tag Switching 1-7
The BPX Switch with Extended Services Processor 1-7
Frame Relay to ATM Interworking 1-7
Network Interworking 1-7
Service Interworking 1-9
Additional Information 1-9
Tiered Networks 1-9
Routing Hubs and Interface Shelves 1-10
BPX Switch Routing Hubs 1-11
Inverse Multiplexing ATM 1-12
Virtual Trunking 1-13
Traffic and Congestion Management 1-14
FairShare
OptiClass
AutoRoute 1-15
Cost-Based AutoRoute 1-15
PNNI 1-16
Congestion Management, VS/VD 1-16
Congestion Management, ForeSight 1-16
