manuais Juniper Networks J-Series

Juniper networks J-Series Manual do Utilizador (332 páginas)

Marca: Juniper-networks | Categoria: Hardware | Tamanho: 2.94 MB |

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Índice

Administration Guide

1

End User License Agreement

3

Abbreviated Table of Contents

5

Table of Contents ■ ix

9

Table of Contents

10

Table of Contents ■ xi

11

Table of Contents ■ xiii

13

Part 5 Index

14

About This Guide

15

How to Use This Guide

16

Document Conventions

17

Documentation Feedback

21

Requesting Technical Support

21

Administration

23

Chapter 1

25

User Authentication Overview

26

User Authentication

26

User Accounts

26

Login Classes

27

Template Accounts

29

RADIUS Server

31

TACACS+ Server

32

Adding New Users

33

172.16.98.1

34

Radiussecret1

34

10.0.0.1

34

172.16.98.24

35

Tacacssecret1

35

Controlling User Access

38

Creating User Accounts

39

Setting Up Template Accounts

40

Recovering the Root Password

43

Securing the Console Port

45

Using the telnet Command

46

Using the ssh Command

47

Management

51

USB Modem Overview

52

USB Modem Interfaces

52

On the Services Router

54

At the User End

54

Administering USB Modems

62

L2 command

63

Resetting USB Modems

64

Configuring SNMP for Network

69

Management Information Base

70

SNMP Communities

70

SNMP Traps

71

Spoofing SNMP Traps

71

SNMP Health Monitor

71

Communities

73

Health Monitoring

74

Chapter 4

85

DHCP Overview

86

DHCP Options

87

Interface Restrictions

87

Boot Options

93

DHCP Subnet Configuration

94

Meaning Verify the following:

100

Displaying DHCP Statistics

101

Configuring Autoinstallation

103

Autoinstallation Overview

104

Before You Begin

106

Verifying Autoinstallation

108

Troubleshooting

111

Enabling Commit Scripts

112

Disabling Commit Scripts

113

Operation Script Overview

114

Enabling Operation Scripts

115

Executing Operation Scripts

115

Disabling Operation Scripts

116

Event Policy Overview

117

Configuring Event Policies

117

Monitoring a Services Router

121

Operations

123

Monitoring Tools Overview

124

104 ■ Monitoring Overview

126

Filtering Command Output

127

Using the Monitoring Tools

129

Monitoring System Properties

129

■ Using the Monitoring Tools

130

commands

132

Monitoring the Chassis

133

Monitoring the Interfaces

135

Monitoring Route Information

138

OSPF Statistics

142

RIP Statistics

142

DLSw Circuits

144

DLSw Peers

144

Monitoring CoS Interfaces

145

Monitoring CoS Classifiers

146

Monitoring CoS Value Aliases

147

Monitoring CoS Rewrite Rules

150

Monitoring CoS Scheduler Maps

151

Monitoring MPLS Interfaces

153

Monitoring Service Sets

157

Monitoring Firewalls

158

I (input) or O (output)

161

100 in the Threshold box

161

Monitoring IPSec Tunnels

162

Monitoring NAT Pools

164

Monitoring DHCP

165

Monitoring RPM Probes

167

Round-Trip Time for a Probe

168

Monitoring PPP

169

Monitoring PPPoE

170

PPPoE Statistics

171

DSP Capacity

175

Log Files

177

System Log Messages Overview

178

Regular Expressions

180

Archiving System Logs

183

Disabling System Logs

184

Filtering System Log Messages

184

Viewing System Log Messages

186

Chapter 9

187

Alarm Overview

188

Alarm Types

188

Alarm Severity

189

Alarm Conditions

189

168 ■ Alarm Overview

190

170 ■ Alarm Overview

192

Alarm Overview ■ 171

193

Checking Active Alarms

196

Detailed Alarm Message

197

■ T3 alarms

198

■ DS1 alarms

198

■ Ethernet alarms

198

■ Serial alarms

198

Chapter 10

201

Upgrade Software Packages

202

Recovery Software Packages

202

/var/tmp/upgrade directory

204

Downgrading the Software

207

Configuring Boot Devices

208

■ Configuring Boot Devices

210

Figure 17: Reboot Page

216

DescriptionOption

217

Managing Files

221

Downloading Files

222

Chapter 11: Managing Files

223

Managing Accounting Files

224

/config and

225

Modifying the Encryption Key

227

Problems

229

Chapter 12

231

Diagnostic Tools Overview

232

Manage Options

233

■ Diagnostic Tools Overview

234

MPLS Connection Checking

235

General Preparation

237

Ping MPLS Preparation

237

Your ActionFunctionField

238

Ping LDP-signaled LSP

242

Ping MPLS Results and Output

244

127.0.0.1

245

Figure 23: Traceroute Page

246

Using J-Web Packet Capture

248

Using CLI Diagnostic Commands

252

Pinging Hosts from the CLI

252

Pinging Layer 3 VPNs

256

Pinging Layer 2 VPNs

257

Pinging Layer 2 Circuits

258

Using the traceroute Command

259

Current delta column. The

267

Delta column. The statistics

267

Delta column

268

DescriptionOperator

273

Configuring Packet Capture

275

Packet Capture Overview

276

Packet Capture Overview ■ 255

277

Packet Capture Files

278

Disabling Packet Capture

283

Deleting Packet Capture Files

283

Verifying Packet Capture

285

Verifying Captured Packets

286

Configuring RPM Probes

289

RPM Overview

290

RPM Probes

290

RPM Tests

291

Probe and Test Intervals

291

RPM Statistics

292

RPM Thresholds and Traps

293

RPM for BGP Monitoring

293

Performance Probe Owners

294

Identification

294

Maximum Probe Thresholds

296

Configuring Basic RPM Probes

298

Tuning RPM Probes

304

Verifying RPM Services

308

Verifying RPM Statistics

308

Verifying RPM Probe Servers

310

Index on page 291

311

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Index ■ 291

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292 ■ Index

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Index ■ 293

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294 ■ Index

316

Index ■ 295

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296 ■ Index

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Index ■ 297

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298 ■ Index

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Index ■ 299

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300 ■ Index

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Index ■ 301

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Index ■ 303

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304 ■ Index

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Index ■ 305

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Index ■ 307

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Index ■ 309

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332

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