IBM SG24-4817-00

This soft copy for use by IBM employees only.

Figure 9. Hardware Architecture of the IBM 8285 Nways ATM Workgroup Switch Base Unit

As shown above, the IBM 8285 Base Unit contains the following functional

components:

18 ATM Workgroup Solutions: Implementing the 8285 ATM Switch

Contents

Main Page Page First Edition (December 1996) Contents iv Page vi Figures viii Tables Page Preface How This Redbook Is Organized The Team That Wrote This Redbook xii Comments Welcome Page 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 Page Page 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 Page 3.1.1.1 8285 ATM Control Point 3.1.1.2 CAP, CAD and SFE 20 Page not 3.2 Switching Fabric 3.2.1 Switching in the IBM 8285 22 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 Page 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 30 3.3.4 Control Point V1.4 must 32 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 Page 4.3 ATM 12-Port 25 Mbps UTP Concentrator Module 4.3.1 Sample Scenarios 38 Page Page Page 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 44 Page 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 46 Page 4.6 Video Distribution Module EIA 608: Recommended Practice for Line 21 48 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 52 In the following example: The second port of the VDM for our video output is set. Page 4.6.3 Sample Scenarios 54 Page Page 4.7 ATM 4-Port TR/Ethernet Bridge Module 4.7.1.1 LAN Ports 4.7.1.2 ATM Port 58 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 60 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 62 Page 64 Page 4.7.6 Running and Stored Configuration Parameters 66 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 68 strongly advised 4.8.3 Sample Scenario Page 4.9 LAN Switching Modules 1 2 3 4 4.9.1 Description 72 and 74 Page 4.9.1.1 ATM UFC I/O Feature ATM 155 Mbps UFC: 76 and 4.9.2 Sample Scenarios 4.9.2.1 Stand-Alone Token-Ring Migration 1 2 78 3. Page 1 2 80 3 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 82 5.1.3 Maximum Number of Connections Supported 5.1.4 How PVCs Are Supported 5.1.5 How to Configure PVCs 84 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 86 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) 88 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 90 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 94 6.1.3 ATM Ports and Cabling IBM 8285 Nways ATM Workgroup Switch: Installation and User 96 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 98 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 100 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 102 6.2.2 Standards Compliances 6.2.2.1 Compliance to the Standards The ATM Forum 104 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) 108 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 112 1. 2.Change ? to GET. 3.Change ? to one of the following: Page Table 27. Filenames for System Upgrade Microcode (Release 1.0-1.2) 114 * 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 2 118 Table 30. Download Errors and Suggested Fixes <filename> Note: 1 2SWAP FPGA message will be generated for each module being upgraded. 120 3SWAP FPGA_PICOCODE slot command entered to swap microcode levels on the module in slot 2. 1 2 3 4 5 6 Page Chapter 7. IBM 8285 Configuration 7.1 Configuring Classical IP 7.1.1 Classical IP Parameters 7.1.2 Configuring a Simple CIP Network 124 Page 1 2 3 4 126 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 Page Figure 41. Multi-Switch CIP Network - Logical View Table 33. Necessary Parameters for 8285 #2 130 7.2 Configuring LAN Emulation 7.2.1 8285 LAN Emulation Functions Overview 7.2.2 LAN Emulation Parameters The ATM Forum 132 Page 134 7.2.3 Configuring a Simple LANE Network Page Page 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 138 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 140 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 142 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 Page 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 146 Page 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 Page 8.3.1.2 IBM Nways Campus Manager ATM V2 for AIX 152 Page 8.3.2 Prerequisites 154 Page 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 Page 8.3.4 IBM 8285 Node Related Information 8.3.4.1 8285 ATM View 8.3.4.2 Profile 160 8.3.4.3 Configuration Page 8.3.4.5 Device (8285 PSM) 164 8.3.4.6 Monitor 8.3.4.7 SLIP Configuration 8.3.4.8 Download 8.3.4.9 Call Logging Page Page 8.4.1.1 Nways Manager for Windows V1 8.4.1.2 Nways Manager for Windows V2 168 Page 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 174 Page 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 178 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 Page Appendix D. Hints and Tips for the ATM 4-Port TR/Ethernet Bridge Module Page Page Page Page Page Page Page Page Page Page Page Appendix E. IBM ATM Campus Switch Private MIBs Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 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 Page Glossary A B C E F 286 I J N O socket data frame P T U 288 telephone twisted pair V Page Page List of Abbreviations 292 Page Page Index Numerics A B 296 C G M N P S T U 298 V