ZyXEL Communications ZyWALL 10/10 manuals

Zyxel communications ZyWALL 10/10 User's Guide (124 pages)

Brand: Zyxel-communications | Category: Routers | Size: 5.46 MB |

English

Table of contents

ZyWALL IDP 10

1

Copyright

2

Federal Communications

3

Commission (FCC) Interference

3

Statement

3

Safety Warnings

4

ZyXEL Limited Warranty

5

Customer Support

6

7 Customer Support

7

Table of Contents

8

Appendix B

11

List of Figures

12

List of Tables

14

15 List of Tables

15

About This User's Guide

16

Related Documentation

16

User Guide Feedback

16

Syntax Conventions

16

Graphics Icons Key

17

CHAPTER 1

18

1.2 Features

19

1.3 Application Examples

20

CHAPTER 2

24

Figure 7 Login Screen

25

2.1.1 Navigation Panel

27

CHAPTER 3

30

3.2 Introduction to VLANs

31

Chapter 3 General Settings 32

32

3.3.1 State

33

Chapter 3 General Settings 34

34

Table 6 General: State

34

35 Chapter 3 General Settings

35

CHAPTER 4

36

4.3 Stealth

37

4.4 Policy Check

38

4.4.1 Policy Direction

39

CHAPTER 5

42

5.2 Configuring WWW

43

5.3 SNMP

44

5.3.1 Supported MIBs

46

5.3.2 SNMP Traps

46

5.3.3 SNMP Configuration

46

5.4 SSH Overview

47

Figure 21 How SSH Works

48

5.5.1 Example Using SSH

49

Figure 23 PuTTY Settings

50

CHAPTER 6

52

6.3 Signature Categories

53

6.3.2 IM

54

6.3.3 SPAM

55

6.3.4 DoS/DDoS

55

6.3.5 Scan

56

6.3.6 Buffer Overflow

57

6.3.7 Virus/Worm

58

6.3.8 Backdoor/Trojan

59

6.3.9 Access Control

60

6.3.10 Web Attack

61

6.3.11 Porn

62

6.3.12 Others

63

6.3.13 Policy Severity

64

6.3.14 Policy Actions

65

Chapter 6 IDP Policies 66

66

67 Chapter 6 IDP Policies

67

6.4.1 Search Example

68

6.4.2 Query Example

69

6.4.3 Modify Screen

70

71 Chapter 6 IDP Policies

71

6.5 Update

72

6.6 User-defined Policies

73

Chapter 6 IDP Policies 74

74

75 Chapter 6 IDP Policies

75

Chapter 6 IDP Policies 76

76

77 Chapter 6 IDP Policies

77

Chapter 6 IDP Policies 78

78

79 Chapter 6 IDP Policies

79

6.6.2 Packet Content Example

80

6.7 Registering your ZyWALL

81

Chapter 6 IDP Policies 82

82

Table 21 Registering ZyWALL

82

83 Chapter 6 IDP Policies

83

CHAPTER 7

84

7.2 Report

85

Chapter 7 Log and Report 86

86

Figure 47 Report: E-Mail

86

Table 23 Report: E-Mail

86

7.2.2 Syslog

87

7.3 Alarm Schedule

88

89 Chapter 7 Log and Report

89

Table 25 Alarm

89

CHAPTER 8

90

8.3 Time and Date

91

Chapter 8 Maintenance 92

92

93 Chapter 8 Maintenance

93

Table 28 Time and Date

93

Chapter 8 Maintenance 94

94

8.4 Firmware Upload

95

Chapter 8 Maintenance 96

96

97 Chapter 8 Maintenance

97

8.5 Configuration

98

8.5.1 Backup Configuration

99

8.5.2 Restore Configuration

99

8.6 Restart

100

ZyWALL IDP 10 User’s Guide

101

101 Chapter 8 Maintenance

101

CHAPTER 9

102

9.2 Login

103

9.3 Commands

103

Appendix A

108

Introduction to Intrusions

108

Ping of Death

109

Teardrop

109

SYN Attack

109

LAND Attack

110

Smurf Attack

110

Scanning

111

Malicious Programs

112

Example Intrusions

113

Intrusion Protection

116

Detection Methods

117

Heuristic Analysis

118

Anomaly Analysis

118

Numerics

120

121 Index

121

Index 122

122

123 Index

123

Index 124

124

Zyxel communications ZyWALL 10/10 User's Guide (342 pages)

Brand: Zyxel-communications | Category: Routers | Size: 3.71 MB |

English

Table of contents

ZyWALL 10/10 II/50

1

Copyright

2

(FCC) Interference Statement

3

ZYWALL 10/10 II/50

5

ZyXEL Limited Warranty

6

Customer Support

7

Table of Contents

8

List of Figures

20

List of Tables

27

List of Diagrams

31

Preface

33

Part I:

35

Chapter 1

37

Getting to Know Your ZyWALL

37

1.3 Applications

40

1.3.2 VPN Application

41

Chapter 2

43

Hardware Installation

43

2-2 Hardware Installation

44

Table 2-1 LED Descriptions

44

Hardware Installation 2-3

45

Chapter 3

49

Initial Setup

49

Enter Password : XXXX

50

3.2.1 Main Menu

51

3-4 Initial Setup

52

Table 3-2 Main Menu Summary

52

Initial Setup 3-5

53

3-6 Initial Setup

54

3.4 Resetting the ZyWALL

56

Chapter 4

59

General and WAN Setup

59

4.3 General Setup

60

4-4 General and WAN Setup

62

4.4 WAN Setup

63

4-6 General and WAN Setup

64

Chapter 5

65

LAN Setup

65

5.3.1 Factory LAN Defaults

66

5.3.2 DHCP Configuration

66

5.3.4 Private IP Addresses

67

5.3.5 RIP Setup

68

5.3.6 IP Multicast

68

5.3.7 IP Alias

69

, as shown next

69

5.4.1 IP Alias Setup

71

5-8 LAN Setup

72

Chapter 6

73

Internet Access

73

6.1.2 PPTP Encapsulation

74

6.1.4 PPPoE Encapsulation

75

6.2 Basic Setup Complete

77

Part II:

79

Chapter 7

81

Remote Node Setup

81

7.1.2 PPPoE Encapsulation

83

7.1.3 PPTP Encapsulation

85

7-6 Remote Node Setup

86

7.3 Remote Node Filter

90

Chapter 8

93

IP Static Route Setup

93

8.1 IP Static Route Setup

94

IP Static Route Setup 8-3

95

Chapter 9

97

9.1.2 What NAT Does

98

9.1.3 How NAT Works

98

9.1.4 NAT Application

99

9.1.5 NAT Mapping Types

100

9.2 Using NAT

102

9.3 NAT Setup

104

FIELD DESCRIPTION EXAMPLE

107

NAT_SET

107

9-16 NAT

112

9.5 General NAT Examples

113

Part III:

121

Chapter 10

123

Firewalls

123

10.4 Denial of Service

125

10.4.2 Types of DoS Attacks

126

5 REDIRECT

128

13 TIMESTAMP_REQUEST

128

14 TIMESTAMP_REPLY

128

17 ADDRESS_MASK_REQUEST

128

18 ADDRESS_MASK_REPLY

128

10.5 Stateful Inspection

129

10.5.3 TCP Security

132

10.5.4 UDP/ICMP Security

132

10.5.5 Upper Layer Protocols

133

10.6.1 Security In General

134

10.7.1 Packet Filtering:

135

10.7.2 Firewall

135

Chapter 11

137

Table 11-1 View Firewall Log

139

Chapter 12

141

12.2 Enabling the Firewall

142

12.3 E-mail

142

12.3.2 Logs

143

Table 12-1 E-mail

144

12.3.3 SMTP Error Messages

145

12.3.4 Example E-mail Log

145

12.4 Attack Alert

146

12.4.2 Half-Open Sessions

147

Table 12-3 Attack Alert

149

Chapter 13

151

Creating Custom Rules

151

Service

152

13.3 Connection Direction

153

13.4 Rule Summary

154

13.5 Predefined Services

157

13.6 Timeout

163

Figure 13-6 Timeout Screen

164

Table 13-5 Timeout Menu

165

Chapter 14

167

Custom Ports

167

14-2 Custom Ports

168

Table 14-1 Custom Ports

168

Chapter 15

171

15-2 Logs

172

Table 15-1 Log Screen

172

Chapter 16

173

Example Firewall Rules

173

Check here to activate the

174

Internet

184

Part IV:

185

Chapter 18

187

Filter Configuration

187

Outgoing

188

Filter Rule

189

Filter Set

189

18.2.3 TCP/IP Filter Rule

193

18-8 Filter Configuration

194

Filter Configuration 18-9

195

Filter Configuration 18-11

197

18.2.4 Generic Filter Rule

198

Filter Configuration 18-13

199

18.3 Example Filter

200

18.4 Filter Types and NAT

203

18.5 Firewall

203

18.6.1 LAN traffic

204

18.6.2 Remote Node Filters

204

Filter Configuration 18-19

205

NetBIOS filter

205

Chapter 19

207

SNMP Configuration

207

19.2 Supported MIBs

209

19.3 Configuring SNMP

209

19.4 SNMP Traps

211

Chapter 20

213

20.2.1 System Information

216

20.3 Log and Trace

217

20.3.2 UNIX Syslog

219

3. Filter log

221

4. PPP log

221

20.4 Diagnostic

223

20.4.1 WAN DHCP

224

Chapter 21

227

21.2 Backup Configuration

228

21.2.4 GUI-Based FTP Clients

230

21.2.7 TFTP Command Example

231

21.3 Restore Configuration

233

Choose the Xmodem protocol

236

Then click Send

236

21.4.1 Firmware File Upload

237

21.4.5 TFTP File Upload

239

Chapter 22

245

22.2 Call Control Support

246

22.2.1 Budget Management

247

22.3 Time and Date Setting

248

22.3.1 Resetting the Time

250

Chapter 23

253

Remote Management

253

23.3 Web

254

23.4 Remote Management

254

23.6 System Timeout

257

Part V:

259

Chapter 24

261

Call Scheduling

261

Chapter 25

265

Introduction to IPSec

265

25.1.5 VPN Applications

266

25.2 IPSec Architecture

267

25.2.1 IPSec Algorithms

268

25.2.2 Key Management

268

25.3 Encapsulation

269

25.4 IPSec and NAT

269

Chapter 26

271

VPN/IPSec Setup

271

26.2 IPSec Algorithms

272

26.3 IPSec Summary

273

26.3.1 My IP Address

274

VPN/IPSec Setup 26-7

277

26-8 VPN/IPSec Setup

278

26.4 IPSec Setup

279

26-10 VPN/IPSec Setup

280

VPN/IPSec Setup 26-11

281

26.5 IKE Setup

282

26.5.2 Negotiation Mode

283

26.5.3 Pre-Shared Key

284

26-16 VPN/IPSec Setup

286

26.6 Manual Setup

287

26-18 VPN/IPSec Setup

288

VPN/IPSec Setup 26-19

289

Chapter 27

291

SA Monitor

291

27-2 SA Monitor

292

SA Monitor 27-3

293

Chapter 28

295

IPSec Log

295

IPSec Log 28-3

297

IPSec Log 28-5

299

Part VI:

301

Chapter 29

303

Troubleshooting

303

29-2 Troubleshooting

304

29-4 Troubleshooting

306

Appendix A

307

The Big Picture

307

Appendix B

309

How PPPoE Works

310

ZyWALL as a PPPoE Client

310

Appendix C

311

Call Connection

312

PPP Data Connection

313

Appendix D

315

Hardware Specifications

315

Appendix E

317

Appendix F

319

Boot Commands

319

N Boot Commands

320

Appendix G

321

Command Interpreter

321

Appendix H

323

Firewall Commands

323

R Firewall Commands

324

Firewall Commands S

325

T Firewall Commands

326

Firewall Commands U

327

V Firewall Commands

328

Appendix I

329

NetBIOS Filter Commands

329

Appendix J

332

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