Digisol DG-GS1526 User manual

TM
As our product undergoes continuous development the specifications are subject to change without prior notice
DG-GS1526
L2 Gigabit Smart Switch
User Manual
V1.0
2010-10-20

TM
COPYRIGHT
Copyright © 2010 by SNSL. All rights reserved. No part of this publication may be repro-
duced, transmitted, transcribed, stored in a retrieval system, or translated into any lan-
guage or computer language, in any form or by any means, electronic, mechanical,
magnetic, optical, chemical, manual or otherwise, without the prior written permission of
SNSL.
SNSL makes no representations or warranties, either expressed or implied, with respect to
the contents hereof and specifically disclaims any warranties, merchantability or fitness for
any particular purpose. Any software described in this manual is sold or licensed “as is”.
Should the programs prove defective following their purchase, the buyer (and not SNSL, its
distributor, or its dealer) assumes the entire cost of all necessary servicing, repair, and any
incidental or consequential damages resulting from any defect in the software. Further,
SNSL reserves the right to revise this publication and to make changes from time to time in
the contents thereof without obligation to notify any person of such revision or changes.
SNSL an abbreviation of Smartlink Network Systems Ltd.
DG-GS1526 User Manual

U SER M ANUAL
DG-GS1526 L2 GIGABIT SMART SWITCH
with 24 10/100/1000BASE-T (RJ-45) Ports,
and 2 Gigabit SFP Slots
DG-GS1526
E102010-CS-R01
149100000108A

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ABOUT THIS GUIDE
PURPOSE This guide gives specific information on how to operate and use the
management functions of the switch.
AUDIENCE The guide is intended for use by network administrators who are
responsible for operating and maintaining network equipment;
consequently, it assumes a basic working knowledge of general switch
functions, the Internet Protocol (IP), and Simple Network Management
Protocol (SNMP).
CONVENTIONS The following conventions are used throughout this guide to show
information:
N OTE : Emphasizes important information or calls your attention to related
features or instructions.
C AUTION : Alerts you to a potential hazard that could cause loss of data, or
damage the system or equipment.
W ARNING : Alerts you to a potential hazard that could cause personal injury.
RELATED PUBLICATIONS The following publication details the hardware features of the switch,
including the physical and performance-related characteristics, and how to
install the switch:
The Installation Guide
Also, as part of the switch’s software, there is an online web-based help
that describes all management related features.
REVISION HISTORY This section summarizes the changes in each revision of this guide.
OCTOBER 2010 REVISION
This is the first version of this guide. This guide is valid for software release
v1.1.1.6.

A BOUT T HIS G UIDE
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– 7 –
CONTENTS
ABOUT THIS GUIDE 5
CONTENTS 7
FIGURES 11
TABLES 13
SECTION I GETTING STARTED 15
1INTRODUCTION 17
Key Features 17
Description of Software Features 18
Configuration Backup and Restore 18
Authentication 18
Port Configuration 18
Rate Limiting 18
Port Mirroring 18
Port Trunking 19
Storm Control 19
Static Addresses 19
IEEE 802.1D Bridge 19
Store-and-Forward Switching 19
Spanning Tree Algorithm 19
Virtual LANs 20
Traffic Prioritization 20
Multicast Filtering 20
System Defaults 21
2INITIAL SWITCH CONFIGURATION 23
Connecting to the Switch 23
Setting an IP Address 23
Setting a Password 25

C ONTENTS
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Changing a PC’s IP Address 27
SECTION II WEB CONFIGURATION 29
3USING THE WEB INTERFACE 31
Connecting to the Web Interface 31
Navigating the Web Browser Interface 32
Home Page 32
Configuration Options 32
Panel Display 33
Main Menu 33
4SYSTEM SETTINGS 37
Displaying System Information 37
Setting a User Account 39
Setting an IP Address 40
Setting an IPv4 Address 40
Setting an IPv6 Address 41
5PORT SETTINGS 45
6L
INK AGGREGATION 49
General Link Aggregation Guidelines 49
Creating Trunk Groups 50
Configuring Trunk Settings 52
Configuring LACP 54
7CREATING VLANS57
IEEE 802.1Q VLANs 57
Assigning Ports to VLANs 58
Configuring VLAN Attributes for Port Members 60
8 VLAN STACKING 61
Configuring IEEE 802.1Q Tunneling 61
VLAN Stacking Table 62
VLAN Stacking Settings 63
9IGMPSNOOPING 65
IGMP Snooping Introduction 65

C ONTENTS
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Multicast Entry Table 66
IGMP Snooping Setting 67
IGMP Global Setting 67
IGMP VLAN Setting 69
10 SPANNING TREE 71
Configuring the Spanning Tree Protocol 71
Configuring STP Global Settings 72
Configuring STP Port Settings 75
11 QUALITY OF SERVICE 79
QoS Introduction 79
Port-Based Priority 80
DSCP-Based Priority 81
Priority-to-Queue Mapping 82
Packet Scheduling 84
12 LINK LAYER DISCOVERY PROTOCOL 87
Configuring LLDP 87
LLDP Neighbors 89
13 SNMP SETTINGS 91
Simple Network Management Protocol 91
Setting SNMP System and Community Strings 92
Specifying SNMP Trap Receivers 93
14 PORT MIRRORING 95
15 PORT SECURITY 97
16 BANDWIDTH CONTROL 99
17 JUMBO FRAME 101
18 MANAGEMENT ACCESS FILTER 103
19 MAC ADDRESS SECURITY 105
MAC Forwarding Table 105
Static MAC Addresses 106
MAC Address Filtering 107
20 802.1X SECURITY 109
Configuring 802.1X Authentication 109

C ONTENTS
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802.1X Global Settings 110
802.1X Port Settings 111
21 GENERAL SECURITY SETTINGS 113
IP Filter Security 113
Storm Control Setting 114
Port Isolation 116
Defence Engine 117
22 PORT STATISTICS 119
23 MANAGEMENT TOOLS 121
HTTP Upgrade 121
Restoring Factory Defaults 122
Resetting the Switch 123
SECTION III APPENDICES 125
ASOFTWARE SPECIFICATIONS 127
Software Features 127
Management Features 128
Standards 128
Management Information Bases 129
BTROUBLESHOOTING 131
Problems Accessing the Management Interface 131
GLOSSARY 133
INDEX 139