3com DUA1860-0AAA01 Handbücher

3com DUA1860-0AAA01 Bedienungshandbuch (228 Seiten)

Marke: 3com | Kategorie: Vernetzung | Größe: 1.35 MB |

Englisch

Inhaltsverzeichnis

Part No. DUA1860-0AAA01

1

Published November 1994

1

■ Santa Clara, California ■

2

How To Use This Guide

10

Conventions

11

Special Messages

12

Related Publications

13

NTRODUCTION

15

The LinkBuilder MSH

16

Figure 1-2

17

The Network Segments

17

Figure 1-3

19

The Module’s LEDs

19

Managing The Bridge

21

Why Use A Bridge?

22

Local And Remote Bridges

23

Bridge Network Topology

24

Bridging 1-11

25

Figure 1-9

25

An Example Topology

25

Figure 1-10 Frame Contents

26

Bridging 1-13

27

Figure 1-11

27

An Example Network

27

Figure 1-12

27

Learns A, Passes On Packet

27

Bridging 1-15

29

Bridging 1-17

31

Figure 1-16

31

Bridge Port Blocking

31

, leading to quick

32

Bridging 1-19

33

Figure 1-18

33

Network Resilience

33

What Is Custom Filtering?

34

Bridge Filters 1-21

35

Figure 1-19

35

Figure 1-20

35

Forwards Packet

35

Figure 1-21 Filters Packet

36

Filter Sets

37

Bridge Filters 1-25

39

Figure 1-23

39

Bridge Filters 1-27

41

Enabling Custom Filtering

43

Installation And Removal

45

The VT100 Bridge Screens

50

The VT100 Bridge Menu Map

52

The VT100 Bridge Menu Map 2-7

53

Bridge Control Keys

54

Simple Bridge Configuration

57

Figure 2-4

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LinkBuilder MSH Logon Screen

59

Figure 2-6

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. If the bridge's

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Select MANAGE to continue

62

Logging On To The Bridge

63

Figure 2-9 Main Menu

64

Figure 2-10

65

Configuration Menu

65

Account Number:

67

Accounts screen appears

67

Adding Bridge Information

70

Figure 2-14 Bridge Reset

72

Erasing All Changes

73

Logging Off The Bridge

74

IP Address Configuration

75

Bridge Connections

76

Setting Up Remote Access

77

IP Address Configuration 2-33

79

Figure 2-17

79

Static Routes

79

IP Address Configuration 2-35

81

Figure 2-18 IP Host Table

82

IP Address Configuration 2-37

83

IP Address Configuration 2-39

85

Figure 2-19

85

Ping Settings

85

Figure 2-20 Ping

86

IP Address Configuration 2-41

87

IP Address Configuration 2-43

89

Figure 2-21

89

Remote Connect

89

Figure 2-22 Chat

90

IP Address Configuration 2-45

91

Figure 2-23

91

Terminate Connection

91

Community Administration

92

SNMP Configuration 2-47

93

SNMP Configuration 2-49

95

Configuring Community Traps

97

SNMP Configuration 2-53

99

DUA1860-0AAA01

100

Spanning Tree Configuration

101

Custom Filter Configuration

101

Introduction

102

Figure 3-1

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Spanning Tree

103

Figure 3-2 Port Settings

106

Figure 3-3 Host-to-Host

110

Figure 3-4

113

Host-to-Port

113

Figure 3-5 Port-to-Port

116

Figure 3-6 Multicast

118

Figure 3-7 Protocol Filters

120

Setting Up A Bit Filter

123

0 6 12 14

125

The Host Filtering Table

127

Figure 3-11 Filter Options

130

ONITORING

133

Checking Bridge Statistics

135

Learning

137

Checking Port Activity

140

Checking Port Activity 4-9

141

Listening

142

Checking Port Activity 4-11

143

Viewing Ethernet Statistics

144

Checking User Access

148

Display Field. The number of

149

ONFIGURATION

151

General Help

152

Downloading Software Upgrades

153

Configuration 5-5

155

Figure 5-3

155

Changing Download Parameters

155

The Permanent Database

156

Configuration 5-7

157

Configuration 5-9

159

Figure 5-6

159

Transfer Permanent Entries

159

Editing ARP Information

160

Configuration 5-11

161

Figure 5-8

161

Add ARP Entry

161

Changing TCP Characteristics

163

Configuration 5-15

165

Port Queuing

166

Monitoring

167

Figure 5-14

169

Note Table By Address

169

Link BAD

172

Viewing Socket Statistics

173

FIN_WAIT_1

175

LAST_ACK

175

FIN_WAIT_2

175

TIME_WAIT

175

Viewing UDP Statistics

176

Viewing UDP Statistics 5-27

177

Viewing TCP Information

178

Viewing UDP Statistics 5-29

179

Viewing UDP Statistics 5-31

181

Figure 5-20

181

TCP Connection Statistics

181

Viewing IP Statistics

183

Viewing UDP Statistics 5-35

185

Viewing UDP Statistics 5-37

187

Viewing SNMP Information

189

Viewing UDP Statistics 5-41

191

Viewing ARP Tables

193

Viewing UDP Statistics 5-45

195

Figure 5-26

195

Error Log

195

Viewing UDP Statistics 5-47

197

Figure 5-28

197

Clear Error Log

197

Spot Checks

200

Correcting Problems

202

Correcting Problems 6-5

203

Correcting Problems 6-7

205

Spares 6-9

207

Figure 6-1

207

The Location of the Fuse

207

What To Do Next

208

Figure A-1

209

The Location Of The Link

209

ECHNICAL

211

NFORMATION

211

IETF Bridge MIB (RFC 1286)

212

Ask3Com on CompuServe

214

3Com Documentation on CD-ROM

215

Support from 3Com

216

Returning Products for Repair

217

Numerics

219

REQUENCY

225

NTERFERENCE

225

TATEMENTS

225

Information To The User

226

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