ServerNet Cluster Manual

Hewlett-Packard Company—520575-003

Index Examples Figures Tables

What’s New in This Manual xvii

Manual Information xvii

New and Changed Information xviii

About This Manual xix

Where to Find More Information xxi

Notation Conventions xxii

Part I. Introduction

1. ServerNet Cluster Description

The ServerNet Cluster Product 1-2

Three Network Topologies Supported 1-2

Hardware and Software Components for Clustering 1-9

Coexistence With Expand-Based Networking Products 1-10

Benefits of Clustering 1-12

ServerNet Cluster Terminology 1-12

Cluster 1-12

Star Group 1-12

Node 1-13

Node Number 1-13

X and Y Fabrics 1-16

ServerNet Cluster Hardware Overview 1-18

Routers 1-18

Service Processors (SPs) 1-18

Modular ServerNet Expansion Boards (MSEBs) 1-19

Plug-In Cards 1-22

Node-Numbering Agent (NNA) FPGA 1-22

Cluster Switch 1-26

ServerNet Cables for Each Node 1-30

Connections Between Cluster Switches 1-30