EMM-E6 Ethernet User's Guide

EMM-E6 User’s Guide vii

TABLE OF CONTENTS

CHAPTER 1 INTRODUCTION

1.1 USING THIS MANUAL........................................................1-1

1.2 EMM-E6 FEATURES ..........................................................1-4

1.3 THE MMAC WITH FLEXIBLE NETWORK BUS .................1-10

1.4 ETHERNET CHANNELS A, B, C, D, E, and F....................1-12

1.4.1 Ethernet Channel A................................................1-12

1.4.2 Ethernet Channels B and C....................................1-13

1.4.3 Other FNB Modules................................................1-14

1.4.4 Ethernet Channel D................................................1-15

1.5 CHANNELS E AND F..........................................................1-16

1.6 BRIDGES ............................................................................1-17

1.6.1 Filtering and Forwarding.........................................1-18

1.6.2 Spanning Tree Algorithm........................................1-19

1.7 LOCAL MANAGEMENT FEATURES..................................1-20

1.8 COMMUNITY NAMES ........................................................1-21

1.9 SNMP..................................................................................1-21

1.9.1 MIBs .......................................................................1-22

1.10 REVIEW OF ADDRESSING ...............................................1-22

1.10.1 MAC Addresses .....................................................1-22

1.10.2 IP Addresses..........................................................1-23

1.10.3 Identifying IP Address Classes...............................1-25

1.10.4 Subnet Addresses..................................................1-25

1.10.5 Subnet Masks.........................................................1-26

1.10.6 Operation of the Subnet Mask................................1-30

1.10.7 Default Gateway.....................................................1-30

1.10.8 Addressing Example ..............................................1-31

1.11 LANVIEW LEDs AND RESET SWITCH..............................1-33

1.12 LANVIEWSECURE .............................................................1-33

1.13 GETTING HELP..................................................................1-35

1.14 RELATED MANUALS .........................................................1-35

CH1Book Page vii Wednesday, March 20, 1996 7:48 AM