Table Of Contents

11

PPP over Modem

221

11.1

PPP over Modem Operation

221

11.1.1 Remote Dial-in For Monitoring

221

11.1.2

Router Concentration

222

11.1.3 Assigning IP Addresses For PPP

223

11.1.4

PAP/CHAP Authentication

223

11.1.5

Static Routes

224

11.2

PPP Configuration

225

11.2.1

Modem Settings

226

11.2.2

PPP Control

227

11.2.3

PPP Users

229

11.2.4

PPP Statistics

231

11.2.5

Clearing PPP Statistics

233

11.2.6

Resetting PPP

233

11.3

Troubleshooting

234

12

Diagnostics

237

12.1

Using the Alarm System

237

12.1.1

Active Alarms

238

12.1.2

Passive Alarms

238

12.1.3 Alarms and the Critical Failure Relay

238

12.1.4 Viewing and Clearing Alarms

238

12.2

Viewing CPU Diagnostics

239

12.3

Viewing and Clearing the System Log

241

12.4

Viewing Product Information

242

12.5

Loading Factory Default Configuration

243

12.6

Resetting the Device

243

13

Using the CLI Shell

245

13.1

Entering and Leaving the Shell

245

13.2

Summary Of CLI Commands available in ROS™

245

13.2.1 Getting Help for a Command

246

13.2.2

Viewing Files

246

13.2.3 Pinging a Remote Device

247

13.2.4

Tracing Events

247

13.2.5 Viewing DHCP Learned Information

249

13.2.6 Executing Commands Remotely Through RSH

249

13.2.7

Resetting the Device

250

14

Upgrading Firmware and Managing Configurations

251

14.1

Upgrading Firmware

251

14.1.1 Upgrading Firmware using XModem

251

14.1.2 Upgrading Firmware Using a TFTP Client on Your Workstation

252

14.1.3 Upgrading Firmware Using ROSTFTP Client

253

14.2

Capturing Configurations

254

14.2.1 Capturing Configurations with XModem

254

14.2.2 Capturing Configurations with TFTP

254

14.3

Using SQL Commands

255

14.3.1

Getting Started

255

14.3.2 Finding the Correct Table

255

14.3.3

Retrieving Information

256

RS400

7

ROS™ v3.5

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