Cover image for Internetworking over ATM : an introduction
Title:
Internetworking over ATM : an introduction
Publication Information:
Upper Saddle River, NJ : Prentice Hall, 1996
ISBN:
9780136123842
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30000003907254 TK5105.5 I78 1996 Open Access Book Book
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Summary

Summary

This is a complete guide to using ATM networks with legacy networking protocols such as IP and APPN. It describes the potential problems of using ATM with legacy protocols, including advantages and disadvantages, and presents the switched virtual networking architecture as a solution for ATM internetworking.


Table of Contents

1 Introduction
Networking Evolution
The Challenges of High-Speed Networking
The Changing Role of Routing
Virtual Networks
Why ATM? ATM Concepts
ATM in the Wide Area Network
ATM in the LAN Environment
ATM as a LAN Transport Mechanism
Legacy Protocols in ATM Networks
Address Resolution
Routing Protocols
Multiprotocol Support
2 Emulated and Virtual LANs
LAN Emulation Version 1.0
LAN Emulation Protocol Stack
LAN Emulation Components
LAN Emulation User-to-Network Interface
LAN Emulation Functions
LAN Emulation Version 2.0
Virtual LANs 2.3
VLAN Frame Tagging
3 Multiprotocol over ATM (MPOA)
Benefits of MPOA
Technology Used by MPOA
MPOA Logical Components
MPOA Functional Components
Information Flows in the MPOA Solution
Client-to-Server Flows
Server-to-Server Flows
Data Encapsulation
MPOA Operation
4 APPN Support in ATM Networks
High Performance Routing (HPR)
Techniques for ATM Utilization
LAN Emulation
Native ATM DLC
Native ATM DLC Implementation
Node Structure
ATM Connection Networks
ATM Traffic Contracts and Quality of Service (QOS) Classes
APPN/HPR Flows over ATM
Multiprotocol Encapsulation
APPN Network Design Considerations
APPN High Performance Routing Compared to TCP/IP
5 IP Support in ATM Networks
Classical IP over ATM (RFC 1577)
IP Subnetwork Configuration
Permanent Virtual Connections
Switched Virtual Connections
Enhancing RFC 1577
IP Address Resolution in ATM Networks
Next Hop Resolution Protocol (NHRP)
Introduction
NHRP Functional Components
Next Hop Resolution
Deployment
Cache Management Issues
The NHRP Domino Effect
Stable Routing Loops
NHRP in ATM Networks
IP Multicasting in ATM Networks
ATM Multicast Approaches
Multicast Address Resolution Server (MARS)
MARS Operation
6 PNNI Phase 1 and Integrated PNNI
PNNI Overview
PNNI Design Concepts
PNNI Routing
Addressing
PNNI Information Exchange
PNNI Routing Hierarchy
Generic Connection Admission Control (GCAC)
PNNI Signalling
Designated Transit Lists
Crankback and Alternate Routing
PNNI Phase I Summary of Features
PNNI Augmented Routing
Integrated PNNI (I-PNNI)
I-PNNI Operation
I-PNNI IP Address Reachability
Route Computation
I-PNNI and Broadcast LANs
I-PNNI Compared to MPOA
I-PNNI Summary of Features
7 Switched Virtual Networking Architecture
SVN Components
IBM Networking BroadBand Services
IBM Networking BroadBand Services
Architecture Overview
IBM Multiprotocol Switched Services
Enhanced LAN Emulation Component
8 The Future of IP
IP Next Generation Protocol
Next Generation IP
Why? IPv6 Overview
The IPv6 Header
IPv6 Addressing
IPv6 Routing
IP Version 6 and ATM
IP Integrated Services
IP Integrated Services Model
IP Resource Reservation in ATM Networks
Resource Reservation Protocol (RSVP). Resource Reservation
Appendix A Protocol Stack Reference
ATM Layers
Physical Layer
ATM Layer
ATM Adaptation Layer (AAL)
SNA Layers
TCP/IP Layers
Appendix B ATM Service Categories
Appendix C AAL Service Classes
Appendix D ATM Address Formats
Appendix E Multiprotocol Encapsulation over AAL 5 (RFC 1483)
LLC Encapsulation
VC-Based Multiplexing
Appendix F Cells in Frames (CIF)
Framing
Generation and Processing of Frames
ATM Adapation Layer 5 Traffic
Other ATM Adaptation Layer Traffic
Available Bit Rate (ABR) Support
Signalling
Management
Discussion
Appendix G Server Cache Synchronization Protocol (SCSP) - NBMA