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First Edition (December 1996)
Contents
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vi
Figures
viii
Tables
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Preface
How This Redbook Is Organized
The Team That Wrote This Redbook
xii
Comments Welcome
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Chapter 1. Introduction to ATM Networks
1.1 ATM Fundamentals
virtual path
cells
1.1.1 ATM Cells
1.1.2 ATM Connections
1.1.3 ATM Addressing
2
ATM Cluster Number
Hub Number
1.1.4 ATM Data Flows
1.1.4.1 Basic ATM Signalling
Initial Registration:
4
Connection Setup:
widest
1.1.4.2 ATM Forum-Compliant LAN Emulation (LANE)
IBM 8260 As a Campus ATM Switch
ATM Campus Introduction, Planning, and Troubleshooting Overview
Logical IP Subnet
1.1.4.3 Classical IP (CIP)
Address Resolution Protocol (ARP) Server
6
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Chapter 2. Introduction to the IBM 8285 Nways ATM Workgroup Switch
2.1 8285 Components
2.2 Base Unit
2.2.1 Internal Features
10
2.2.1.1 ATM Cell Switching in the IBM 8285 Base Unit
2.2.1.2 8285 ATM Control Point
2.2.2 8285 Front Panel
2.2.2.1 Ports
ATM Forum Physical Interface Specification for 25.6 Mbps over Twisted Pair Cable
12
2.2.2.2 LEDs
2.2.2.3 Connectors
2.2.3 155 Mbps ATM I/O Card
2.2.3.1 Connectors
2.2.3.2 LEDs
2.3 Expansion Unit (FC 5502)
2.3.1 Internal Features
2.3.1.1 ATM Backplane
14
2.3.1.2 ATM Planar
2.3.2 Front Panel
2.3.2.1 Slots
2.3.2.2 LEDs
2.3.2.3 Connectors
2.4 Installable Modules
16
Chapter 3. Functional Overview of the IBM 8285
3.1 IBM 8285 Architecture Overview
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3.1.1.1 8285 ATM Control Point
3.1.1.2 CAP, CAD and SFE
20
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not
3.2 Switching Fabric
3.2.1 Switching in the IBM 8285
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3.2.1.1 Internal Cell Format
routing header (RH)
target port (TP)
blade
3.2.1.2 Switching without the Switch Chip
blade number
physical slot number
3.2.1.3 Switching the Switch Chip
3.2.2 Switching Scenarios
source port (SP)
26
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3.3 Control Point Codes
28
3.3.1 Control Point Levels
3.3.2 Control Point V1.2
3.3.3 Control Point V1.3
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3.3.4 Control Point V1.4
must
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available bit rate (ABR)
3.4 ATM Backplane / Expansion Unit Connection
expansion interface cable
IBM 8260 As a Campus ATM Switch
IBM 8260 As a Campus ATM Switch
1FDX means each up (inbound) and down (outbound) works
34
Chapter 4. IBM 8285 ATM Modules
4.1 Modules Currently Available for the 8285 ATM Subsystem
4.2 Some Common Elements among the 8285 Modules
4.2.1 Maximum Capacity
36
must
4.2.2 Variable VPC/VCC Value Ranges
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4.3 ATM 12-Port 25 Mbps UTP Concentrator Module
4.3.1 Sample Scenarios
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4.4 ATM 2-Port 155 Mbps Flexible Media Module and ATM 3-Port 155 Mbps LAN Concentration Module
Asynchronous Transfer Mode (ATM): Technical Overview
42
4.4.1 Differences between the 2- and 3-Port ATM Modules
4.4.2 ATM 155 Mbps Media Module Traffic Management
4.4.2.1 Reserved Bandwidth Constraints
4.4.3 Sample Scenarios
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4.5 ATM 4-Port 100 Mbps MIC Fiber Module and the ATM 4-Port 100 Mbps SC Fiber Module
4.5.1 Sample Scenarios
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4.6 Video Distribution Module
EIA 608: Recommended Practice for Line 21
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4.6.1 MPEG Fundamentals
4.6.1.1 MPEG-2 Data Streams
System Stream
system layer
Elementary Streams
4.6.1.2 Multiplexing and Synchronization
4.6.1.3 Motion Interpretation and Improved Compression
50
4.6.1.4 Audio Compression
4.6.1.5 MPEG Summary
Table 4. Video Distribution Module Comparison of MPEG-2 and Motion-JPEG
4.6.2 Configuring the Video Distribution Module
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In the following example: The second port of the VDM for our video output is set.
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4.6.3 Sample Scenarios
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4.7 ATM 4-Port TR/Ethernet Bridge Module
4.7.1.1 LAN Ports
4.7.1.2 ATM Port
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4.7.1.3 RS-232 Console Port
4.7.2 Sample Configurations Using ATM TR/Ethernet Bridge Module
4.7.2.1 Local LAN to LAN Server Bridging
4.7.2.2 Campus LAN Interconnect and ATM Server Access
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4.7.3 ATM TR/Ethernet Bridge Module and LAN Emulation
4.7.4 Association between IP and MAC Address
4.7.5 ATM TR/Ethernet Bridge Module Configuration Utility Program
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4.7.6 Running and Stored Configuration Parameters
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4.8 ATM WAN Module
4.8.1 A02 WAN ATM Physical Interface Supported
4.8.2 VPD Installation Considerations
IBM 8260/8285 ATM WAN Module: Installation and User
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strongly advised
4.8.3 Sample Scenario
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4.9 LAN Switching Modules
1 2 3 4
4.9.1 Description
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and
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4.9.1.1 ATM UFC I/O Feature
ATM 155 Mbps UFC:
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and
4.9.2 Sample Scenarios
4.9.2.1 Stand-Alone Token-Ring Migration
1
2
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3.
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Chapter 5. 8285 ATM Network Specifications
5.1 ATM Connections
5.1.1 Supported VPI and VCI Range
5.1.2 Supported Virtual Connection Types
1
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5.1.3 Maximum Number of Connections Supported
5.1.4 How PVCs Are Supported
5.1.5 How to Configure PVCs
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5.1.6 How PVPs Are Supported
5.1.7 How to Define PVPs
5.1.8 How a VPI/VCI Is Allocated to SVCs
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5.1.9 How Point-to-Multipoint Connections Are Supported
5.1.10 8285 LAN Emulation Specifications
5.1.10.1 LAN Emulation Server (LES) and Broadcast Unknown Server (BUS)
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5.1.10.2 IP over ATM (RFC 1577)
5.1.10.3 LAN Emulation Client (ATM Forum-Compliant LAN Emulation)
5.2 Traffic Management
Table 14. Types of Traffic
5.2.1 Service Classes Supported by the IBM 8285 ATM Workgroup
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Chapter 6. IBM 8285 Planning and Installing
6.1 Physical Planning
6.1.1 Packaging
6.1.1.1 Base Unit
IBM 8285 Nways ATM Workgroup Switch: Safety and Service Catalog
6.1.2 Physical Specifications
6.1.2.1 Environmental Specifications
6.1.2.2 Mechanical Specifications
6.1.2.3 Power Supply
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6.1.3 ATM Ports and Cabling
IBM 8285 Nways ATM Workgroup Switch: Installation and User
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IBM 8260/8285 ATM WAN Module Installation and User
6.1.4 Planning for Availability
6.2 Logical Planning
6.2.1 Capacity Planning
6.2.1.1 Switching Capacity
1Maximum Bidirectional Connections
2The module (CAP/CAD) is capable of supporting up to 4,064
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3Due to the IBM 8285 control point capacity. (The number is 6,000 on
4Sum of PtP and PtM, and also sum of PVP and PVC connections.
6.2.1.2 ATM Bandwidth Capacity
6.2.1.3 Integrated LES/BUS Capacity
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1Any two combinations of token-ring (IEEE 802.5) and Ethernet /
switch-to-switch interface (SSI)
6.2.1.4 SSI Connection (TRS Capacity)
6.2.1.5 NNI Connection
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6.2.2 Standards Compliances
6.2.2.1 Compliance to the Standards
The ATM Forum
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The ATM Forum
6.3 Install
6.3.1 Physical Installation
6.3.2 8285 Console
6.3.2.1 Overview
6.3.2.2 Setup Procedure
IBM 8285 Nways ATM Workgroup Switch: Installation and User
106
6.3.2.3 Basic Console Functions
1The SHOW MODULE command is issued to the IBM 8285 base unit
2All status indicators of the Base Unit (install, connect and operation)
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3To change the other status indicators, issue the SET MODULE
4The SHOW MODULE command is issued after the SET MODULE
6.3.3 ATM Concentration Module Basic Configuration Process Steps
6.4 Microcode/Picocode Considerations
6.4.1 Reasons for Upgrading Microcode
110
6.4.2 Acquiring the Latest Microcode
6.4.2.1 Downloading from the World Wide Web
8285 Base Unit/Expansion Unit Installation and User
6.4.2.2 Downloading from a PC Company Bulletin Board
6.4.2.3 Downloading from an Internal VM Site
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1.
2.Change ? to GET. 3.Change ? to one of the following:
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Table 27. Filenames for System Upgrade Microcode (Release 1.0-1.2)
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* PACKAGE
* EXEBIN
* PACKAGE
Table 28. Filenames for System Upgrade Microcode (Release 1.3-1.4)
6.4.3 Upgrading the Microcode
Installation Instructions
116
Note:
1 2 3Download successful indicates a successful download. Had the
download been unsuccessful, Download failure : Error. would have been the messages.
4OKAY. indicates a successful download. Had the download been
unsuccessful, Error. would have been the message.
1
2
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Table 30. Download Errors and Suggested Fixes
<filename>
Note:
1 2SWAP FPGA message will be generated for each module being
upgraded.
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3SWAP FPGA_PICOCODE slot command entered to swap microcode
levels on the module in slot 2.
1 2 3
4
5
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Chapter 7. IBM 8285 Configuration
7.1 Configuring Classical IP
7.1.1 Classical IP Parameters
7.1.2 Configuring a Simple CIP Network
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1 2 3
4
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5 6 7
7.1.3 Troubleshooting Your CIP Network
7.1.3.1 Checking ARP Server for Registration
7.1.3.2 Correcting ARP Registration
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Figure 41. Multi-Switch CIP Network - Logical View
Table 33. Necessary Parameters for 8285 #2
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7.2 Configuring LAN Emulation
7.2.1 8285 LAN Emulation Functions Overview
7.2.2 LAN Emulation Parameters
The ATM Forum
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7.2.3 Configuring a Simple LANE Network
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1With control point V1.3 or later, the 8285 switch uses this message to
2The LEC in the IBM 8285 doesnt start until you define the necessary
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3The LEC in the IBM 8285 starts as soon as it gets the necessary
4You may change the Ethernet type of the LEC in the IBM 8285
7.2.4 Troubleshooting Your LANE Network
IBM 8285 Nways ATM Workgroup Switch: Installation and User
7.2.4.1 Check the Physical (ATM) Connection
1This SHOW PORT command was issued when the physical cabling
2You can get the status shown in several lines, but the main status is
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3This SHOW PORT command was issued when the physical connection
4The UP-OKAY means the remote device is attached to the ATM
7.2.4.2 Check the LANE Registration
1This SHOW LAN_EMUL SERVERS command was issued when the
2The number of clients registered with the IBM 8285 integrated LES are
3The clients registered with the IBM 8285 integrated LES are shown in
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1This SHOW DEVICE command was issued when the server was up
2This line shows the ELAN type and Ethernet type of the LEC. The
3The appropriate values in these fields means that the registration
7.2.4.3 Other Considerations
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Chapter 8. IBM 8285 Management
ATM Campus Network Management
8.1 Management Information Bases (MIBs)
Management Information Base for Network Management of TCP/IP-Based Internets: MIB-II
Definitions of Managed Objects for ATM Management Version 8.0 using SMIv2
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8.2 IBM Nways Campus Manager ATM Overview
148
8.3 IBM Nways Campus Manager ATM for AIX
8.3.1 Overview
8.3.1.1 Nways Campus Manager ATM V1 for AIX
150
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8.3.1.2 IBM Nways Campus Manager ATM V2 for AIX
152
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8.3.2 Prerequisites
154
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8.3.3 Using Nways Campus Manager ATM for AIX with IBM 8285
8.3.3.1 Submap Hierarchy
156
8.3.3.2 Root Submap
8.3.3.3 ATM Campus Submap
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8.3.4 IBM 8285 Node Related Information
8.3.4.1 8285 ATM View
8.3.4.2 Profile
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8.3.4.3 Configuration
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8.3.4.5 Device (8285 PSM)
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8.3.4.6 Monitor
8.3.4.7 SLIP Configuration
8.3.4.8 Download
8.3.4.9 Call Logging
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8.4.1.1 Nways Manager for Windows V1
8.4.1.2 Nways Manager for Windows V2
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8.4.2 Prerequisites
8.4.3 Using Nways Manager for Windows with IBM 8285
170
Campus ATM Network Management Guidelines
Appendix A. 8285 ATM Control Point Commands
A.1 Command Line Interface
A.1.1 How to Access the Command Line Interface
172
Table 37. 8285 Configurations SETCommands QuickReference List
A.1.2 Access Mode
A.1.3 How to Change Administrator and User Password
A.1.4 Resetting the Password to Factory Default
A.1.5 How to Change Terminal Settings
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A.2 IBM 8285 ATM Command List
176
Table 38 (Page 1 of 2). IBM 8285 Nways ATM Workgroup Switch ATM Command List
Table 38 (Page 2 of 2). IBM 8285 Nways ATM Workgroup Switch ATM Command List
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Appendix B. Pinouts for Ports and Cables
B.1 Pinouts for ATM25 and Other Common Network Connectors
B.2 Other Cabling Considerations
B.2.1 Converter Cables
B.2.2 Crossover Cables
180
Appendix C. Part Numbers for Key Components
Table 42. Spare Parts and Accessories
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Appendix D. Hints and Tips for the ATM 4-Port TR/Ethernet Bridge Module
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Appendix E. IBM ATM Campus Switch Private MIBs
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Appendix F. Special Notices
278
Appendix G. Related Publications
G.1 International Technical Support Organization Publications
G.2 Redbooks on CD-ROMs
G.3 Other Publications
280
How To Get ITSO Redbooks
How IBM Employees Can Get ITSO Redbooks
How Customers Can Get ITSO Redbooks
282
IBM Redbook Order Form
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Glossary A
B
C
E
F
286
I
J
N
O
socket
data frame
P
T
U
288
telephone twisted pair
V
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List of Abbreviations
292
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Index Numerics
A
B
296
C
G
M
N
P
S
T
U
298
V