3com DUA1860-0AAA01 manuals

3com DUA1860-0AAA01 Owner's Manual (228 pages)

Brand: 3com | Category: Networking | Size: 1.35 MB |

English

Table of contents

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

59

LinkBuilder MSH Logon Screen

59

Figure 2-6

61

. If the bridge's

62

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

103

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

More products and manuals for Networking 3com

Models	Document Type
3C589D	Owner's Manual 3Com 3C589D Owner's Manual, 50 pages
3C389	Owner's Manual 3Com 3C389 Owner's Manual [es] , 86 pages
ADSL Router OfficeConnect Remote 812	Owner's Manual 3Com ADSL Router OfficeConnect Remote 812 Owner's Manual, 170 pages
NETBuilder II	Owner's Manual 3Com NETBuilder II Owner's Manual, 22 pages
Projection Television 11.3	Owner's Manual 3Com Projection Television 11.3 Owner's Manual, 50 pages
CS/2500	Owner's Manual 3Com CS/2500 Owner's Manual, 116 pages
812	Owner's Manual 3Com 812 Owner's Manual, 144 pages
H3C	Owner's Manual 3Com H3C Owner's Manual, 240 pages
6416SW	Owner's Manual 3Com 6416SW Owner's Manual [en] , 221 pages
Phaser 7750	Owner's Manual 3Com Phaser 7750 Owner's Manual, 5 pages
ADSL Modem Ethernet	Owner's Manual 3Com ADSL Modem Ethernet Owner's Manual, 22 pages
OFFICECONNECT 3C886	Owner's Manual 3Com OFFICECONNECT 3C886 Owner's Manual, 116 pages
Network Router 5000	Owner's Manual 3Com Network Router 5000 Owner's Manual, 72 pages
Network Router 6000	Owner's Manual 3Com Network Router 6000 Owner's Manual, 60 pages
3CRWE90096A	Owner's Manual 3Com 3CRWE90096A Owner's Manual, 20 pages

3com devices