3com 3C840 manuals

3com 3C840 User Manual (222 pages)

Brand: 3com | Category: Hardware | Size: 5.25 MB |

English

Table of contents

OfficeConnect™ Remote

1

840 SDSL Router User’s

1

3Com Corporation

2

5400 Bayfront Plaza

2

Santa Clara, California

2

95052-8145

2

ANAGEMENT

4

ROUBLESHOOTING

10

DDRESSING

11

How to Use This

16

Conventions

16

Document Notation

17

Safety Information

18

Year 2000

19

Compliance

19

What Is the

22

Remote 840?

22

What is an SDSL

23

What is ATM?

23

What is Frame

23

What is a BRouter?

24

What is a Remote

25

What is RFC 1483

26

What is DHCP?

27

What is RFC 1490?

27

What is PPP?

27

What is DNS?

28

What is Address

28

Translation?

28

What is DHCP

28

Smart Mode?

28

What Is Default

29

Bridge Mode?

29

Getting Started

29

Remote 840 Panel

30

Features

30

Table 1–2 DIP Switch Modes

32

How to Manage the

34

Quick Link Area Main Area

36

Where to Find More

37

Information

37

DMINISTRATION

39

Modifying the Date

41

Restoring Factory

41

Defaults

41

Controlling SNMP Access

43

Controlling TFTP

44

Assigning SNMP

45

Trap Managers

45

Assigning Syslog

46

Managers

46

Managing a

48

Remote Site Profile

48

Configuring

50

Network Service

50

Information (PPP /

50

RFC 1483 / RFC

50

Configuring ATM

52

Configuring ATM Information

53

Protocol Parameters

54

Monitoring Remote

54

Site Connections

54

Enabling IP Routing

56

Configuring IP for

56

Configuring IP for the LAN

57

Configuring IP RIP

59

Configuring IP

65

Using IP Address

66

Validation

66

Using IP Address Validation

67

Monitoring

68

IP Testing (PING)

68

Bridging for the

75

Connections

76

Bridging IP Traffic

77

MAC-Encapsulated

78

Bridge Firewall

79

Advanced Bridging

81

Default Bridge

82

Bridging

83

Testing Bridging

83

Selecting Address

85

Translation

85

Configuring the PAT

86

Default Address

86

PAT Port Entries

87

Configuring NAT

88

Configuring the

92

DHCP Mode

92

DHCP Server

93

DHCP Relay

94

Monitoring DHCP

94

DHCP Smart Mode

94

Configuring DNS

98

Remote DNS

98

Configuring Static

100

DNS Host Entries

100

ONFIGURING

101

Configuring IPX for

102

Remote Sites

103

Connection

103

Configuring IPX

105

Static and Framed

105

Services

107

Configuring IPX RIP

110

Configuring IPX RIP and SAP

111

Monitoring IPX

112

IPX Testing

112

Introduction

115

Obtaining Updated

115

OfficeConnect

115

Remote 840

115

Software

115

Installing

116

Operational

116

Software to the

116

Remote 840 Unit

116

ONITORING

119

Ethernet Interface

121

Interface Status

123

Remote Site

125

Address Translation

129

Events Logs

133

Filtering

136

Capabilities

136

Table 12–1 Data Filters

137

__ (0- 1514 bytes)

143

LAN Connection

151

Problems

151

IP Wizard and Web

151

Browser Problems

151

WAN Connection

154

General Network

155

IP Network

157

IPX Network

160

Bridge Connection

161

Bridging and

163

Routing Concepts

163

How Bridges Learn

164

Network

168

Organization

168

Structure, and

168

Physical Layout

168

Figure A–3 Example Network

169

IP Routing

171

IP Addressing Basics

175

B: IP A

176

RANSLATION

183

Network Address

184

Translation (NAT)

184

Figure C–1 NAT Example

185

Port Address

186

Translation (PAT)

186

Figure C–2 PAT Example

187

Overview

189

Instructions for

191

Internet Access

191

Telecommuting /

197

Remote Office

197

Using the

203

Configuration

203

Saving the

204

Te s t i n g t h e

204

TECHNICAL SUPPORT

205

Support from 3Com

206

Returning Products

206

3Com Corporation L

219

TATEMENT

221

ECLARATION

221

ONFORMITY

221

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