ZyXEL GS1920-24HPv2 User guide

Default Login Details

User’s Guide

GS1920v2 Series

8/24/48-port GbE Smart Managed Switch

Management IP

Address

http://DHCP-assigned

IP or 192.168.1.1

User Name admin

Password 1234

Version 4.70 Edition 1, 09/2020

GS1920v2 Series User’s Guide

2

IMPORTANT!

READ CAREFULLY BEFORE USE.

KEEP THIS GUIDE FOR FUTURE REFERENCE.

This is a User’s Guide for a series of products. Not all products support all firmware features. Screenshots

and graphics in this book may differ slightly from your product due to differences in your product

firmware or your computer operating system. Every effort has been made to ensure that the information

in this manual is accurate.

Related Documentation

•Quick Start Guide

The Quick Start Guide shows how to connect the Switch.

• Online Help

Click the help link for a description of the fields in the Switch menus.

• Nebula Control Center (NCC) User’s Guide

Go to https://nebula.zyxel.com or support.zyxel.com to get this User’s Guide on how to configure the

Switch using Nebula.

•More Information

Go to https://businessforum.zyxel.com for product discussions.

Go to support.zyxel.com to find other information on the Switch

.

GS1920v2 Series User’s Guide

3

Document Conventions

Warnings and Notes

These are how warnings and notes are shown in this guide.

Warnings tell you about things that could harm you or your device.

Note: Notes tell you other important information (for example, other things you may need to

configure or helpful tips) or recommendations.

Syntax Conventions

• All models may be referred to as the “Switch” in this guide.

• Product labels, screen names, field labels and field choices are all in bold font.

• A right angle bracket ( > ) within a screen name denotes a mouse click. For example, Basic Setting >

IP Setup > IP Configuration > Network Proxy Configuration means you first click Basic Setting in the

navigation panel, then the IP Setup sub menu, then IP Configuration and finally Network Proxy

Configuration to get to that screen.

Icons Used in Figures

Figures in this user guide may use the following generic icons. The Switch icon is not an exact

representation of your device.

Switch Generic Router Wireless Router / Access Point

Generic Switch Smart TV Desktop

Laptop IP Camera Printer

Server

Contents Overview

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Contents Overview

User’s Guide ......................................................................................................................................20

Getting to Know Your Switch .............................................................................................................. 21

Hardware Installation and Connection ............................................................................................. 29

Hardware Panels .................................................................................................................................. 36

Technical Reference ........................................................................................................................45

Web Configurator ................................................................................................................................. 46

Initial Setup Example ............................................................................................................................ 61

Tutorials .................................................................................................................................................. 66

Status ...................................................................................................................................................... 75

Basic Setting .......................................................................................................................................... 81

VLAN .................................................................................................................................................... 114

Static MAC Forwarding ...................................................................................................................... 137

Static Multicast Forwarding ............................................................................................................... 139

Filtering ................................................................................................................................................. 143

Spanning Tree Protocol ...................................................................................................................... 145

Bandwidth Control ............................................................................................................................. 165

Broadcast Storm Control ................................................................................................................... 167

Mirroring ............................................................................................................................................... 169

Link Aggregation ................................................................................................................................ 171

Port Authentication ............................................................................................................................ 179

Port Security ......................................................................................................................................... 189

Time Range ......................................................................................................................................... 191

Classifier ............................................................................................................................................... 193

Policy Rule ........................................................................................................................................... 202

Queuing Method ................................................................................................................................ 206

Multicast .............................................................................................................................................. 209

AAA ...................................................................................................................................................... 232

IP Source Guard .................................................................................................................................. 242

DHCP Snooping .................................................................................................................................. 246

ARP Inspection .................................................................................................................................... 256

Loop Guard ......................................................................................................................................... 264

Layer 2 Protocol Tunneling ................................................................................................................ 267

PPPoE ................................................................................................................................................... 271

Error Disable ......................................................................................................................................... 279

VLAN Isolation ..................................................................................................................................... 286

Green Ethernet ................................................................................................................................... 288

Link Layer Discovery Protocol (LLDP) ................................................................................................ 290

Contents Overview

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OAM ..................................................................................................................................................... 313

Static Route ......................................................................................................................................... 320

Differentiated Services ....................................................................................................................... 324

DHCP .................................................................................................................................................... 328

ARP Setup ............................................................................................................................................ 340

Maintenance ...................................................................................................................................... 344

Access Control .................................................................................................................................... 357

Diagnostic ........................................................................................................................................... 380

System Log .......................................................................................................................................... 383

Syslog Setup ........................................................................................................................................ 384

Cluster Management ......................................................................................................................... 387

MAC Table ........................................................................................................................................... 393

ARP Table ............................................................................................................................................ 396

Path MTU Table ................................................................................................................................... 398

Configure Clone ................................................................................................................................. 399

IPv6 Neighbor Table ........................................................................................................................... 402

Port Status ............................................................................................................................................ 404

Troubleshooting and Appendices .................................................................................................412

Troubleshooting .................................................................................................................................. 413

Table of Contents

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Table of Contents

Document Conventions ......................................................................................................................3

Contents Overview..............................................................................................................................4

Table of Contents.................................................................................................................................6

Part I: User’s Guide..........................................................................................20

Chapter 1

Getting to Know Your Switch ............................................................................................................21

1.1 Introduction ..................................................................................................................................... 21

1.1.1 Mode Changing ................................................................................................................... 22

1.1.2 ZON Utility ............................................................................................................................... 23

1.1.3 PoE .......................................................................................................................................... 23

1.2 Example Applications .................................................................................................................... 24

1.2.1 PoE Example Application ..................................................................................................... 24

1.2.2 Backbone Example Application ......................................................................................... 25

1.2.3 Bridging or Fiber Uplink Example Application .................................................................... 25

1.2.4 High Performance Switching Example ............................................................................... 26

1.2.5 IEEE 802.1Q VLAN Application Examples ........................................................................... 26

1.3 Ways to Manage the Switch ......................................................................................................... 27

1.4 Good Habits for Managing the Switch ........................................................................................27

Chapter 2

Hardware Installation and Connection ...........................................................................................29

2.1 Installation Scenarios ...................................................................................................................... 29

2.2 Safety Precautions .......................................................................................................................... 29

2.3 Desktop Installation Procedure ..................................................................................................... 29

2.4 Desk Mounting (GS1920-8HPv2 Only) ........................................................................................... 30

2.4.1 Installation Requirements ..................................................................................................... 30

2.4.2 Precautions ............................................................................................................................ 30

2.4.3 Attaching the Mounting Brackets to the Switch ............................................................... 31

2.4.4 Mounting the Switch under a Table ................................................................................... 31

2.5 Wall Mounting (GS1920-8HPv2 Only) ............................................................................................ 32

2.5.1 Installation Requirements ..................................................................................................... 32

2.6 Mounting the Switch on a Rack ................................................................................................... 33

2.6.1 Installation Requirements ..................................................................................................... 34

2.6.2 Precautions ............................................................................................................................ 34

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2.6.3 Attaching the Mounting Brackets to the Switch ............................................................... 34

2.6.4 Mounting the Switch on a Rack .......................................................................................... 34

Chapter 3

Hardware Panels................................................................................................................................36

3.1 Front Panel Connections ............................................................................................................... 36

3.1.1 Ethernet Ports ......................................................................................................................... 36

3.1.2 PoE (GS1920-8HPv2 & GS1920-24HPv2 & GS1920-48HPv2) ............................................... 37

3.1.3 SFP Slots .................................................................................................................................. 37

3.2 Rear Panel ....................................................................................................................................... 40

3.2.1 Grounding .............................................................................................................................. 40

3.2.2 AC Power Connection ......................................................................................................... 42

3.3 LEDs .................................................................................................................................................. 42

Part II: Technical Reference...........................................................................45

Chapter 4

Web Configurator...............................................................................................................................46

4.1 Overview ......................................................................................................................................... 46

4.2 System Login .................................................................................................................................... 46

4.3 Zyxel One Network (ZON) Utility .................................................................................................... 49

4.3.1 Requirements ......................................................................................................................... 49

4.3.2 Run the ZON Utility ................................................................................................................. 49

4.4 Web Configurator Layout .............................................................................................................. 53

4.4.1 Change Your Password ........................................................................................................ 57

4.5 Save Your Configuration ................................................................................................................ 58

4.6 Switch Lockout ................................................................................................................................ 58

4.7 Reset the Switch ............................................................................................................................. 59

4.7.1 Restore Custom Default ....................................................................................................... 59

4.7.2 Reboot the Switch ................................................................................................................ 59

4.8 Log Out of the Web Configurator ................................................................................................ 59

4.9 Help .................................................................................................................................................. 59

Chapter 5

Initial Setup Example.........................................................................................................................61

5.1 Overview ......................................................................................................................................... 61

5.1.1 Create a VLAN ...................................................................................................................... 61

5.1.2 Set Port VID ............................................................................................................................ 63

5.1.3 Configure Switch Management IP Address ....................................................................... 63

Chapter 6

Tutorials...............................................................................................................................................66

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6.1 Overview ......................................................................................................................................... 66

6.2 How to Use DHCPv4 Snooping on the Switch ............................................................................. 66

6.3 How to Use DHCPv4 Relay on the Switch .................................................................................... 70

6.3.1 DHCP Relay Tutorial Introduction ........................................................................................ 70

6.3.2 Create a VLAN ...................................................................................................................... 71

6.3.3 Configure DHCPv4 Relay ..................................................................................................... 73

6.3.4 Troubleshooting ..................................................................................................................... 74

Chapter 7

Status...................................................................................................................................................75

7.1 Overview ......................................................................................................................................... 75

7.1.1 What You Can Do ................................................................................................................. 75

7.2 Status ................................................................................................................................................ 75

7.2.1 Neighbor Screen ................................................................................................................... 77

7.2.2 Neighbor Detail ..................................................................................................................... 79

Chapter 8

Basic Setting.......................................................................................................................................81

8.1 Overview ......................................................................................................................................... 81

8.1.1 What You Can Do ................................................................................................................. 81

8.2 System Information ......................................................................................................................... 81

8.3 General Setup ................................................................................................................................. 83

8.4 Introduction to VLANs .................................................................................................................... 85

8.5 Switch Setup .................................................................................................................................... 86

8.6 IP Setup ............................................................................................................................................ 87

8.6.1 IP Status .................................................................................................................................. 88

8.6.2 IP Status Details ...................................................................................................................... 88

8.6.3 IP Configuration .................................................................................................................... 89

8.6.4 Network Proxy Configuration ............................................................................................... 91

8.7 Port Setup ........................................................................................................................................ 92

8.8 PoE Status ........................................................................................................................................ 94

8.8.1 PoE Time Range Setup ......................................................................................................... 96

8.8.2 PoE Setup ............................................................................................................................... 97

8.9 Interface Setup ............................................................................................................................. 100

8.10 IPv6 ............................................................................................................................................... 101

8.10.1 IPv6 Status .......................................................................................................................... 101

8.10.2 IPv6 Interface Status ......................................................................................................... 102

8.10.3 IPv6 Configuration ............................................................................................................ 104

8.10.4 IPv6 Global Setup .............................................................................................................. 105

8.10.5 IPv6 Interface Setup .......................................................................................................... 105

8.10.6 IPv6 Link-Local Address Setup .......................................................................................... 106

8.10.7 IPv6 Global Address Setup ...............................................................................................107

8.10.8 IPv6 Neighbor Discovery Setup ....................................................................................... 109

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8.10.9 IPv6 Neighbor Setup ......................................................................................................... 110

8.10.10 DHCPv6 Client Setup ...................................................................................................... 111

8.11 Cloud Management .................................................................................................................. 112

8.11.1 Nebula Center Control Discovery ................................................................................... 112

8.11.2 Nebula Switch Registration ..............................................................................................113

Chapter 9

VLAN..................................................................................................................................................114

9.1 Overview ....................................................................................................................................... 114

9.1.1 What You Can Do ............................................................................................................... 114

9.1.2 What You Need to Know ................................................................................................... 114

9.2 Introduction to IEEE 802.1Q Tagged VLANs ............................................................................... 114

9.3 VLAN Status ................................................................................................................................... 117

9.3.1 VLAN Details ........................................................................................................................ 118

9.4 VLAN Configuration ..................................................................................................................... 119

9.5 Configure a Static VLAN .............................................................................................................. 120

9.6 Configure VLAN Port Settings ...................................................................................................... 121

9.7 Subnet Based VLANs .................................................................................................................... 123

9.7.1 Configuring Subnet Based VLAN ....................................................................................... 124

9.8 Protocol Based VLANs .................................................................................................................. 125

9.8.1 Configuring Protocol Based VLAN .................................................................................... 126

9.9 Voice VLAN ................................................................................................................................... 127

9.10 MAC Based VLAN ....................................................................................................................... 129

9.11 Vendor ID Based VLAN .............................................................................................................. 130

9.12 Port-Based VLAN Setup .............................................................................................................. 132

9.12.1 Configure a Port-Based VLAN ......................................................................................... 132

9.13 Technical Reference .................................................................................................................. 135

9.13.1 Create an IP-based VLAN Example ................................................................................ 135

Chapter 10

Static MAC Forwarding....................................................................................................................137

10.1 Overview ..................................................................................................................................... 137

10.1.1 What You Can Do ............................................................................................................. 137

10.2 Configure Static MAC Forwarding ...........................................................................................137

Chapter 11

Static Multicast Forwarding.............................................................................................................139

11.1 Overview ..................................................................................................................................... 139

11.1.1 What You Can Do ............................................................................................................. 139

11.1.2 What You Need To Know ................................................................................................. 139

11.2 Configure Static Multicast Forwarding .....................................................................................140

Chapter 12

Filtering..............................................................................................................................................143

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12.1 Filtering Overview ....................................................................................................................... 143

12.1.1 What You Can Do ............................................................................................................. 143

12.2 Configure a Filtering Rule .......................................................................................................... 143

Chapter 13

Spanning Tree Protocol ...................................................................................................................145

13.1 Spanning Tree Protocol Overview ............................................................................................ 145

13.1.1 What You Can Do ............................................................................................................. 145

13.1.2 What You Need to Know ................................................................................................. 145

13.2 Spanning Tree Protocol Status .................................................................................................. 148

13.3 Spanning Tree Configuration .................................................................................................... 148

13.4 Rapid Spanning Tree Protocol Status .......................................................................................149

13.5 Configure Rapid Spanning Tree Protocol ................................................................................ 150

13.6 Configure Multiple Spanning Tree Protocol ............................................................................ 152

13.6.1 Multiple Spanning Tree Protocol Port Configuration ..................................................... 155

13.7 Multiple Spanning Tree Protocol Status ....................................................................................156

13.8 Configure Multiple Rapid Spanning Tree Protocol ................................................................. 159

13.9 Multiple Rapid Spanning Tree Protocol Status ........................................................................ 160

13.10 Technical Reference ................................................................................................................ 162

13.10.1 MSTP Network Example .................................................................................................. 162

13.10.2 MST Region ....................................................................................................................... 163

13.10.3 MST Instance .................................................................................................................... 163

13.10.4 Common and Internal Spanning Tree (CIST) ............................................................... 164

Chapter 14

Bandwidth Control...........................................................................................................................165

14.1 Bandwidth Control Overview .................................................................................................... 165

14.1.1 What You Can Do ............................................................................................................. 165

14.2 Bandwidth Control Setup .......................................................................................................... 165

Chapter 15

Broadcast Storm Control.................................................................................................................167

15.1 Broadcast Storm Control Overview ..........................................................................................167

15.1.1 What You Can Do ............................................................................................................. 167

15.2 Broadcast Storm Control Setup ................................................................................................ 167

Chapter 16

Mirroring............................................................................................................................................169

16.1 Mirroring Overview ..................................................................................................................... 169

16.2 Port Mirroring Setup .................................................................................................................... 169

Chapter 17

Link Aggregation .............................................................................................................................171

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17.1 Link Aggregation Overview ....................................................................................................... 171

17.1.1 What You Can Do ............................................................................................................. 171

17.1.2 What You Need to Know ................................................................................................. 171

17.2 Link Aggregation Status ............................................................................................................. 172

17.3 Link Aggregation Setting ........................................................................................................... 173

17.3.1 Link Aggregation Control Protocol ................................................................................. 175

17.4 Technical Reference .................................................................................................................. 177

17.4.1 Static Trunking Example ................................................................................................... 177

Chapter 18

Port Authentication..........................................................................................................................179

18.1 Port Authentication Overview .................................................................................................. 179

18.1.1 What You Can Do ............................................................................................................. 179

18.1.2 What You Need to Know ................................................................................................. 179

18.1.3 MAC Authentication ........................................................................................................ 180

18.2 Port Authentication Configuration ........................................................................................... 180

18.3 Activate IEEE 802.1x Security ..................................................................................................... 181

18.4 Activate MAC Authentication .................................................................................................. 182

18.5 Guest VLAN ................................................................................................................................. 184

18.6 Technical Reference .................................................................................................................. 186

18.6.1 IEEE 802.1x .......................................................................................................................... 186

18.6.2 RADIUS ................................................................................................................................ 186

18.6.3 EAP (Extensible Authentication Protocol) Authentication ........................................... 187

Chapter 19

Port Security......................................................................................................................................189

19.1 About Port Security ..................................................................................................................... 189

19.2 Port Security Setup ...................................................................................................................... 189

Chapter 20

Time Range.......................................................................................................................................191

20.1 Time Range Overview ................................................................................................................ 191

20.1.1 What You Can Do ............................................................................................................. 191

20.2 Configuring Time Range ............................................................................................................ 191

Chapter 21

Classifier............................................................................................................................................193

21.1 Classifier Overview ..................................................................................................................... 193

21.1.1 What You Can Do ............................................................................................................. 193

21.1.2 What You Need to Know ................................................................................................. 193

21.2 Classifier Status ............................................................................................................................ 194

21.3 Classifier Configuration .............................................................................................................. 194

21.3.1 Viewing and Editing Classifier Configuration Summary ............................................... 198

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21.4 Classifier Global Setting Configuration .................................................................................... 199

21.5 Classifier Example ....................................................................................................................... 200

Chapter 22

Policy Rule ........................................................................................................................................202

22.1 Policy Rules Overview ................................................................................................................ 202

22.1.1 What You Can Do ............................................................................................................. 202

22.1.2 DiffServ ................................................................................................................................ 202

22.1.3 DSCP and Per-Hop Behavior ........................................................................................... 202

22.2 Configuring Policy Rules ............................................................................................................ 203

22.3 Policy Example ............................................................................................................................ 205

Chapter 23

Queuing Method..............................................................................................................................206

23.1 Queuing Method Overview ...................................................................................................... 206

23.1.1 What You Can Do ............................................................................................................. 206

23.1.2 What You Need to Know ................................................................................................. 206

23.2 Configuring Queuing ................................................................................................................. 207

Chapter 24

Multicast............................................................................................................................................209

24.1 Multicast Overview ..................................................................................................................... 209

24.1.1 What You Can Do ............................................................................................................. 209

24.1.2 What You Need to Know ................................................................................................. 209

24.2 Multicast Setup ........................................................................................................................... 213

24.3 IPv4 Multicast Status ................................................................................................................... 213

24.3.1 IGMP Snooping .................................................................................................................. 214

24.3.2 IGMP Snooping VLAN ....................................................................................................... 217

24.3.3 IGMP Filtering Profile ......................................................................................................... 218

24.4 IPv6 Multicast Status ................................................................................................................... 220

24.4.1 MLD Snooping-proxy ........................................................................................................ 220

24.4.2 MLD Snooping-proxy VLAN .............................................................................................. 221

24.4.3 MLD Snooping-proxy VLAN Port Role Setting ................................................................. 222

24.4.4 MLD Snooping-proxy Filtering .......................................................................................... 224

24.4.5 MLD Snooping-proxy Filtering Profile ............................................................................... 225

24.5 General MVR Configuration ...................................................................................................... 226

24.5.1 MVR Group Configuration ............................................................................................... 228

24.5.2 MVR Configuration Example ........................................................................................... 230

Chapter 25

AAA...................................................................................................................................................232

25.1 Authentication, Authorization and Accounting (AAA) ......................................................... 232

25.1.1 What You Can Do ............................................................................................................. 232

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25.1.2 What You Need to Know ................................................................................................. 232

25.2 AAA Screens ............................................................................................................................... 233

25.3 RADIUS Server Setup ................................................................................................................... 233

25.4 TACACS+ Server Setup ............................................................................................................... 235

25.5 AAA Setup ................................................................................................................................... 237

25.6 Technical Reference .................................................................................................................. 239

25.6.1 Vendor Specific Attribute ................................................................................................ 239

25.6.2 Supported RADIUS Attributes ........................................................................................... 240

25.6.3 Attributes Used for Authentication .................................................................................. 241

Chapter 26

IP Source Guard...............................................................................................................................242

26.1 IP Source Guard Overview ........................................................................................................ 242

26.1.1 What You Can Do ............................................................................................................. 242

26.1.2 What You Need to Know ................................................................................................. 242

26.2 IPv4 Source Guard Setup ........................................................................................................... 243

26.3 IPv4 Source Guard Static Binding ............................................................................................. 243

Chapter 27

DHCP Snooping................................................................................................................................246

27.1 DHCP Snooping Overview ......................................................................................................... 246

27.1.1 What You Can Do ............................................................................................................. 246

27.2 DHCP Snooping .......................................................................................................................... 246

27.3 DHCP Snooping Configure ........................................................................................................ 249

27.3.1 DHCP Snooping Port Configure ...................................................................................... 250

27.3.2 DHCP Snooping VLAN Configure .................................................................................... 251

27.3.3 DHCP Snooping VLAN Port Configure ............................................................................ 252

27.4 Technical Reference .................................................................................................................. 253

27.4.1 DHCP Snooping Overview ............................................................................................... 254

Chapter 28

ARP Inspection .................................................................................................................................256

28.1 ARP Inspection Status ................................................................................................................. 256

28.1.1 ARP Inspection VLAN Status ............................................................................................. 257

28.1.2 ARP Inspection Log Status ................................................................................................ 257

28.2 ARP Inspection Configure .......................................................................................................... 258

28.2.1 ARP Inspection Port Configure ........................................................................................ 260

28.2.2 ARP Inspection VLAN Configure ..................................................................................... 261

28.3 Technical Reference .................................................................................................................. 262

28.3.1 ARP Inspection Overview .................................................................................................262

Chapter 29

Loop Guard ......................................................................................................................................264

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29.1 Loop Guard Overview ............................................................................................................... 264

29.1.1 What You Can Do ............................................................................................................. 264

29.1.2 What You Need to Know ................................................................................................. 264

29.2 Loop Guard Setup ...................................................................................................................... 266

Chapter 30

Layer 2 Protocol Tunneling..............................................................................................................267

30.1 Layer 2 Protocol Tunneling Overview .......................................................................................267

30.1.1 What You Can Do ............................................................................................................. 267

30.1.2 What You Need to Know ................................................................................................. 267

30.2 Configuring Layer 2 Protocol Tunneling ................................................................................... 268

Chapter 31

PPPoE.................................................................................................................................................271

31.1 PPPoE Intermediate Agent Overview ...................................................................................... 271

31.1.1 What You Can Do ............................................................................................................. 271

31.1.2 What You Need to Know ................................................................................................. 271

31.2 PPPoE ........................................................................................................................................... 273

31.3 PPPoE Intermediate Agent ........................................................................................................ 274

31.3.1 PPPoE IA Per-Port ............................................................................................................... 275

31.3.2 PPPoE IA Per-Port Per-VLAN ............................................................................................. 276

31.3.3 PPPoE IA for VLAN ............................................................................................................. 277

Chapter 32

Error Disable......................................................................................................................................279

32.1 Error Disable Overview ............................................................................................................... 279

32.1.1 CPU Protection Overview ................................................................................................ 279

32.1.2 Error-Disable Recovery Overview .................................................................................... 279

32.1.3 What You Can Do ............................................................................................................. 279

32.2 Error Disable Settings .................................................................................................................. 280

32.3 Error-Disable Status ..................................................................................................................... 280

32.4 CPU Protection Configuration ................................................................................................... 282

32.5 Error-Disable Detect Configuration .......................................................................................... 283

32.6 Error-Disable Recovery Configuration ......................................................................................284

Chapter 33

VLAN Isolation..................................................................................................................................286

33.1 VLAN Isolation Overview ............................................................................................................ 286

33.2 Configuring VLAN Isolation ........................................................................................................ 286

Chapter 34

Green Ethernet.................................................................................................................................288

34.1 Green Ethernet Overview .......................................................................................................... 288

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34.2 Configuring Green Ethernet ...................................................................................................... 288

Chapter 35

Link Layer Discovery Protocol (LLDP) .............................................................................................290

35.1 LLDP Overview ............................................................................................................................ 290

35.2 LLDP-MED Overview ................................................................................................................... 291

35.3 LLDP Settings ............................................................................................................................... 292

35.4 LLDP Local Status ........................................................................................................................ 293

35.4.1 LLDP Local Port Status Detail ...........................................................................................294

35.5 LLDP Remote Status .................................................................................................................... 297

35.5.1 LLDP Remote Port Status Detail ....................................................................................... 298

35.6 LLDP Configuration ..................................................................................................................... 304

35.6.1 LLDP Configuration Basic TLV Setting .............................................................................. 305

35.6.2 LLDP Configuration Org-specific TLV Setting ................................................................. 306

35.7 LLDP-MED Configuration ............................................................................................................ 307

35.8 LLDP-MED Network Policy .......................................................................................................... 308

35.9 LLDP-MED Location .................................................................................................................... 309

Chapter 36

OAM..................................................................................................................................................313

36.1 OAM Overview ........................................................................................................................... 313

36.1.1 What You Can Do ............................................................................................................. 313

36.2 OAM Status .................................................................................................................................. 313

36.2.1 OAM Details ....................................................................................................................... 314

36.3 OAM Configuration .................................................................................................................... 317

36.4 OAM Remote Loopback ........................................................................................................... 319

Chapter 37

Static Route.......................................................................................................................................320

37.1 Static Routing Overview ............................................................................................................ 320

37.1.1 What You Can Do ............................................................................................................. 320

37.2 Static Routing .............................................................................................................................. 320

37.3 IPv4 Static Route ......................................................................................................................... 321

Chapter 38

Differentiated Services ....................................................................................................................324

38.1 DiffServ Overview ....................................................................................................................... 324

38.1.1 What You Can Do ............................................................................................................. 324

38.1.2 What You Need to Know ................................................................................................. 324

38.2 Activating DiffServ ...................................................................................................................... 325

38.3 DSCP-to-IEEE 802.1p Priority Settings ......................................................................................... 326

38.3.1 Configuring DSCP Settings ...............................................................................................326

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Chapter 39

DHCP .................................................................................................................................................328

39.1 DHCP Overview .......................................................................................................................... 328

39.1.1 What You Can Do ............................................................................................................. 328

39.1.2 What You Need to Know ................................................................................................. 328

39.2 DHCP Configuration ................................................................................................................... 329

39.3 DHCPv4 Status ............................................................................................................................ 329

39.4 DHCPv4 Relay ............................................................................................................................. 329

39.4.1 DHCPv4 Relay Agent Information ................................................................................... 330

39.4.2 DHCPv4 Option 82 Profile ................................................................................................. 331

39.4.3 Configuring DHCPv4 Global Relay ................................................................................. 332

39.4.4 Configure DHCPv4 Global Relay Port ............................................................................ 333

39.4.5 Global DHCP Relay Configuration Example .................................................................. 334

39.4.6 DHCPv4 VLAN Setting ....................................................................................................... 335

39.4.7 Configure DHCPv4 VLAN Port ......................................................................................... 336

39.4.8 Example: DHCP Relay for Two VLANs ............................................................................. 337

39.5 DHCPv6 Relay ............................................................................................................................. 338

Chapter 40

ARP Setup..........................................................................................................................................340

40.1 ARP Overview ............................................................................................................................. 340

40.1.1 What You Can Do ............................................................................................................. 340

40.1.2 What You Need to Know ................................................................................................. 340

40.2 ARP Setup .................................................................................................................................... 342

40.2.1 ARP Learning ..................................................................................................................... 342

Chapter 41

Maintenance....................................................................................................................................344

41.1 Overview ..................................................................................................................................... 344

41.1.1 What You Can Do ............................................................................................................. 344

41.2 Maintenance Settings ................................................................................................................ 344

41.2.1 Erase Running-Configuration ........................................................................................... 345

41.2.2 Save Configuration ........................................................................................................... 346

41.2.3 Reboot System .................................................................................................................. 346

41.2.4 Factory Default .................................................................................................................. 347

41.2.5 Custom Default ................................................................................................................. 347

41.3 Firmware Upgrade ...................................................................................................................... 348

41.4 Restore Configuration ................................................................................................................ 349

41.5 Backup Configuration ................................................................................................................ 350

41.6 Tech-Support ............................................................................................................................... 350

41.6.1 Tech-Support Download .................................................................................................. 352

41.7 Certificates .................................................................................................................................. 352

41.7.1 HTTPS Certificates .............................................................................................................. 353

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41.8 Technical Reference .................................................................................................................. 354

41.8.1 FTP Command Line ........................................................................................................... 354

41.8.2 Filename Conventions ...................................................................................................... 354

41.8.3 FTP Command Line Procedure ........................................................................................ 355

41.8.4 GUI-based FTP Clients ....................................................................................................... 356

41.8.5 FTP Restrictions ................................................................................................................... 356

Chapter 42

Access Control.................................................................................................................................357

42.1 Access Control Overview .......................................................................................................... 357

42.1.1 What You Can Do ............................................................................................................. 357

42.2 Access Control Main Settings .................................................................................................... 357

42.3 Configure SNMP .......................................................................................................................... 358

42.3.1 Configure SNMP Trap Group ........................................................................................... 359

42.3.2 Enable or Disable Sending of SNMP Traps on a Port ..................................................... 360

42.3.3 Configure SNMP User ........................................................................................................ 361

42.4 Set Up Login Accounts ............................................................................................................... 363

42.5 Service Access Control .............................................................................................................. 364

42.6 Remote Management ............................................................................................................... 365

42.7 Technical Reference .................................................................................................................. 366

42.7.1 About SNMP ....................................................................................................................... 367

42.7.2 SSH Overview ..................................................................................................................... 372

42.7.3 Introduction to HTTPS ........................................................................................................ 374

42.7.4 Google Chrome Warning Messages .............................................................................. 378

Chapter 43

Diagnostic.........................................................................................................................................380

43.1 Overview ..................................................................................................................................... 380

43.2 Diagnostic ................................................................................................................................... 380

Chapter 44

System Log........................................................................................................................................383

44.1 Overview ..................................................................................................................................... 383

44.2 System Log .................................................................................................................................. 383

Chapter 45

Syslog Setup .....................................................................................................................................384

45.1 Syslog Overview .......................................................................................................................... 384

45.1.1 What You Can Do ............................................................................................................. 384

45.2 Syslog Setup ................................................................................................................................ 384

Chapter 46

Cluster Management.......................................................................................................................387

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46.1 Cluster Management Overview ...............................................................................................387

46.1.1 What You Can Do ............................................................................................................. 388

46.2 Cluster Management Status ..................................................................................................... 388

46.3 Clustering Management Configuration .................................................................................. 389

46.4 Technical Reference .................................................................................................................. 391

46.4.1 Cluster Member Switch Management ........................................................................... 391

Chapter 47

MAC Table........................................................................................................................................393

47.1 MAC Table Overview ................................................................................................................. 393

47.1.1 What You Can Do ............................................................................................................. 393

47.1.2 What You Need to Know ................................................................................................. 393

47.2 Viewing the MAC Table ............................................................................................................. 394

Chapter 48

ARP Table..........................................................................................................................................396

48.1 Overview ..................................................................................................................................... 396

48.1.1 What You Can Do ............................................................................................................. 396

48.1.2 What You Need to Know ................................................................................................. 396

48.2 Viewing the ARP Table ............................................................................................................... 396

Chapter 49

Path MTU Table.................................................................................................................................398

49.1 Path MTU Overview .................................................................................................................... 398

49.2 Viewing the Path MTU Table ..................................................................................................... 398

Chapter 50

Configure Clone...............................................................................................................................399

50.1 Overview ..................................................................................................................................... 399

50.2 Configure Clone ......................................................................................................................... 399

Chapter 51

IPv6 Neighbor Table.........................................................................................................................402

51.1 IPv6 Neighbor Table Overview .................................................................................................. 402

51.2 Viewing the IPv6 Neighbor Table ............................................................................................. 402

Chapter 52

Port Status .........................................................................................................................................404

52.1 Overview ..................................................................................................................................... 404

52.2 Port Status .................................................................................................................................... 404

52.2.1 Port Details ......................................................................................................................... 405

52.2.2 DDMI ................................................................................................................................... 408

52.2.3 DDMI Details ...................................................................................................................... 409

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52.2.4 Port Utilization .................................................................................................................... 410

Part III: Troubleshooting and Appendices..................................................412

Chapter 53

Troubleshooting................................................................................................................................413

53.1 Power, Hardware Connections, and LEDs ............................................................................... 413

53.2 Switch Access and Login ........................................................................................................... 414

53.3 Switch Configuration .................................................................................................................. 416

Appendix A Customer Support ..................................................................................................... 417

Appendix B Common Services...................................................................................................... 423

Appendix C IPv6.............................................................................................................................. 426

Appendix D Legal Information ...................................................................................................... 434

Index.................................................................................................................................................439

20

PART I

User’s Guide

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ZyXEL GS1920-24HPv2, GS1920-24v2, GS1920-48HPv2, GS1920-48v2, GS1920-8HPv2 User guide

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