D-Link xStack DGS-3450 Hardware Installation Manual
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D-Link xStack DGS-3450 Hardware Installation Manual

D-Link xStack DGS-3450 Hardware Installation Manual

Layer 2 gigabit fast ethernet managed switch
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®
xStack
DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch
®
Hardware
Installation Guide
®
DGS-3400 Series
Product Model :
xStack
Layer 2 Gigabit Fast Ethernet Managed Switch
i

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Summary of Contents for D-Link xStack DGS-3450

  • Page 1: Hardware Installation Guide

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch ® Hardware Installation Guide ® DGS-3400 Series Product Model : xStack Layer 2 Gigabit Fast Ethernet Managed Switch...
  • Page 2 Microsoft Corporation. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. D-Link Computer Corporation disclaims any proprietary interest in trademarks and trade names other than its own.

  • Page 3: Table Of Contents

    Table of Contents Intended Readers.................................... v Typographical Conventions ....................................v Notes, Notices, and Cautions ................................. v Safety Instructions..................................vi Safety Cautions ......................................vi General Precautions for Rack-Mountable Products ............................. vii Lithium Battery Precaution ..................................viii Protecting Against Electrostatic Discharge ..............................viii Introduction..............................9 Switch Description ..................................
  • Page 4 IP Address Assignment ................................32 Web-based Switch Configuration.........................34 Introduction....................................34 Logging in to the Web Manager ..............................34 Web-based User Interface ................................35 Areas of the User Interface ..................................35 Web Pages....................................37 Appendix A ..............................38 Technical Specifications ....................................38 Appendix B ..............................40 Cables and Connectors....................................40 Appendix C ..............................41 Cable Lengths .......................................41...

  • Page 5: Intended Readers

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Intended Readers ® The xStack DGS-3400 series Manual contains information for setup and management of the Switch. This manual is intended for network managers familiar with network management concepts and terminology. Typographical Conventions Convention Description...

  • Page 6: Safety Instructions

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Safety Instructions Use the following safety guidelines to ensure your own personal safety and to help protect your system from potential damage. Throughout this safety section, the caution icon ( ) is used to indicate cautions and precautions that need to be reviewed and followed.

  • Page 7: General Precautions For Rack-Mountable Products

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch • To help prevent electric shock, plug the system and peripheral power cables into properly grounded electrical outlets. These cables are equipped with three-prong plugs to help ensure proper grounding. Do not use adapter plugs or remove the grounding prong from a cable.

  • Page 8: Lithium Battery Precaution

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch • Do not step on or stand on any component when servicing other components in a rack. NOTE: A qualified electrician must perform all connections to DC power and to safety grounds.

  • Page 9: Introduction

    Gigabit Combo Ports Ethernet Technology Fast Ethernet Technology ® The DGS-3400 Gigabit Ethernet switches are members of the D-Link xStack family. Ranging from 10/100Mbps edge switches ® to core gigabit switches, the xStack switch family has been future-proof designed to deliver a system with fault tolerance, flexibility, port density, robust security and maximum throughput with a user-friendly management interface for the networking professional.

  • Page 10: Features

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Features ® The list of features below highlights the significant features of the xStack DGS-3400 Series. • IEEE 802.3z compliant • IEEE 802.3x Flow Control in full-duplex compliant • IEEE 802.3u compliant •...

  • Page 11: Ports

    One RS-232 DB-9 One RS-232 DB-9 • console port One RS-232 DB-9 console port console port console port NOTE: For customers interested in D-View, D-Link Corporation's proprietary SNMP management software, go to the D-Link Website and download the software and manual.

  • Page 12: Front-Panel Components

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Front-Panel Components The front panel of the Switch consists of LED indicators for Power, Master, Console, RPS, and for Link/Act for each port on the Switch including 10GE Ports for optional modules and SFP port LEDs. The front panel includes a seven-segment LED indicating the Stack ID number.

  • Page 13: Led Indicators

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch LED Indicators The Switch supports LED indicators for Power, Console, RPS and Port LEDs including 10GE port LEDs for optional module inserts. Figure 2- 5. LED Indicators on DGS-3450 Figure 2- 6. LED Indicators on DGS-3427 Figure 2- 7.
  • Page 14 ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Description This LED will light green after powering the Switch on to indicate the ready state of the Power device. The indicator is dark when the Switch is no longer receiving power (i.e powered off).

  • Page 15: Rear Panel Description

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Rear Panel Description DGS-3426 The rear panel of the DGS-3426 contains an AC power connector, a redundant power supply connector and two empty slots for optional module inserts. Figure 2- 9. Rear panel view of the DGS-3426 DGS-3426P The rear panel of the DGS-3426P contains an AC power connector, a redundant power supply connector, a heat vent for the rear fan and two empty slots for optional module inserts.

  • Page 16: Side Panel Description

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Side Panel Description The system fans and heat vents located on each side dissipate heat. Do not block these openings. Leave at least 6 inches of space at the rear and sides of the Switch for proper ventilation. Be reminded that without proper heat dissipation and air circulation, system components might overheat, which could lead to system failure and severely damage components.

  • Page 17: Installation

    7. One CD Kit for D-View 5.1 Standard version (for Europe only) 8. Registration card & China Warranty Card (for China only) If any item is missing or damaged, please contact your local D-Link Reseller for replacement. Installation Guidelines Please follow these guidelines for setting up the Switch: •...

  • Page 18: Installing The Switch Without The Rack

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Installing the Switch without the Rack First, attach the rubber feet included with the Switch if installing on a desktop or shelf. Attach these cushioning feet on the bottom at each corner of the device. Allow enough ventilation space between the Switch and any other objects in the vicinity. Figure 2- 16.

  • Page 19: Mounting The Switch In A Standard 19" Rack

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Mounting the Switch in a Standard 19" Rack Figure 2- 18. Installing Switch in a rack Power On 1. Plug one end of the AC power cord into the power connector of the Switch and the other end into the local power source outlet.

  • Page 20: Installing The Sfp Ports

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Installing the SFP ports ® The xStack DGS-3400 series switches are equipped with SFP (Small Form Factor Portable) ports, which are to be used with fiber-optical transceiver cabling in order to uplink various other networking devices for a gigabit link that may span great distances.

  • Page 21: The Optional Module

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch The Optional Module The rear panel of the DGS-3426, DGS-3426P, DGS-3427 and DGS-3450 include open slots that may be equipped with the DEM- 410X 1-port 10GE XFP stacking uplink module, or a DEM-410CX 1-port 10GBASE-CX4 stacking uplink module, both sold separately.

  • Page 22: Installing The Module

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Installing the Module Unplug the Switch before removing the faceplate covering the empty slot. To install the module, slide it in to the available slot at the rear of the Switch until it reaches the back, as shown in the following figure. Gently, but firmly push in on the module to secure it to the Switch.

  • Page 23: External Redundant Power System

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch External Redundant Power System The Switch supports an external redundant power system. The diagrams below illustrate a proper RPS power connection to the Switch. Please consult the documentation for information on power cabling and connectors and setup procedure. Figure 2- 24.
  • Page 24 ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch ® Alternate to the other Switches in the xStack DGS-3400 Switch Series, the DGS-3426P utilizes the DPS-600 as its External Redundant Power Supply. The DPS-600 is the ONLY RPS to be used with the DGS-3426P. NOTE: See the DPS-500 or DPS-600 documentation for more information.

  • Page 25: Connecting The Switch

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Section 3 Connecting the Switch Switch to End Node Switch to Switch Connecting To Network Backbone or Server NOTE: All high-performance N-Way Ethernet ports can support both MDI-II and MDI-X connections. Switch to End Node End nodes include PCs outfitted with a 10, 100 or 1000 Mbps RJ-45 Ethernet Network Interface Card (NIC) and routers.

  • Page 26: Connecting To Network Backbone Or Server

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Figure 3- 2. Connect the Switch utilizing the 10G optional modules at the rear of the Switch. Connecting To Network Backbone or Server The combo SFP ports and the 1000BASE-T ports are ideal for uplinking to a network backbone, server or server farm. The copper ports operate at a speed of 1000, 100 or 10Mbps in full or half duplex mode.

  • Page 27: Introduction To Switch Management

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Section 4 Introduction to Switch Management Management Options Connecting the Console Port (RS-232 DCE) First Time Connecting to the Switch Password Protection SNMP Settings IP Address Assignment Connecting Devices to the Switch Management Options This system may be managed out-of-band through the console port on the front panel or in-band using Telnet.

  • Page 28: Connecting The Console Port (Rs-232 Dce)

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Connecting the Console Port (RS-232 DCE) The Switch provides an RS-232 serial port that enables a connection to a computer or terminal for monitoring and configuring the Switch. This port is a female DB-9 connector, implemented as a data terminal equipment (DTE) connection. To use the console port, the following equipment is needed: •...

  • Page 29: Managing The Switch For The First Time

    DGS-3427 Gigabit Ethernet Switch Command Line Interface Firmware: Build 2.60.B18 Copyright(C) 2009 D-Link Corporation. All rights reserved. UserName: Figure 4- 1. Initial Screen after first connection Managing the Switch for the First Time The Switch supports user-based security that can allow prevention of unauthorized users from accessing the Switch or changing its settings.

  • Page 30: Password Protection

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Press Enter in both the Username and Password fields. Then access will be given to enter commands after the command prompt DGS-3426:5#, DGS-3426P:5#, DGS-3427:5# or DGS-3450:5# as shown below: There is no initial username or password. Leave the Username and Password fields blank. NOTE: The first user automatically gets Administrator level privileges.

  • Page 31: Snmp Settings

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch NOTICE: CLI configuration commands only modify the running configuration file and are not saved when the Switch is rebooted. To save all configuration changes in non-volatile memory, use the save command to copy the running configuration file to the startup configuration. SNMP Settings Simple Network Management Protocol (SNMP) is an OSI Layer 7 (Application Layer) designed specifically for managing and monitoring network devices.

  • Page 32: Ip Address Assignment

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch IP Address Assignment An IP Address must be assigned to each switch, which is used for communication with an SNMP network manager or other TCP/IP application (for example BOOTP, TFTP). The Switch's default IP address is 10.90.90.90. The user may change the default Switch IP address to meet the specification of your networking address scheme.
  • Page 33 ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch DGS-3427:5#config ipif System ipaddress 10.73.21.35/255.0.0.0 Comand: config ipif System ipaddress 10.73.21.35/8 Success. DGS-3427:5# Figure 4- 5. Assigning the Switch an IP Address In the above example, the Switch was assigned an IP address of 10.53.13.26 with a subnet mask of 255.0.0.0. The system message Success indicates that the command was executed successfully.

  • Page 34: Web-Based Switch Configuration

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Section 5 Web-based Switch Configuration Introduction Logging on to the Web Manager Web-Based User Interface Basic Setup Web Pages Introduction ® All software functions of the xStack DGS-3400 switch series can be managed, configured and monitored via the embedded web- based (HTML) interface.

  • Page 35: Web-Based User Interface

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Figure 5- 1. Enter Network Password window Leave both the User Name field and the Password field blank and click OK. This will open the Web-based user interface. The Switch management features available in the web-based manager are explained below. Web-based User Interface The user interface provides access to various Switch configuration and management screens, allows the user to view performance statistics, and permits graphical monitoring of the system status.
  • Page 36 Area 1 Select the menu or window to display. Open folders and click the hyperlinked menu buttons and subfolders contained within them to display menus. Click the D-Link logo to go to the D-Link website. Area 2 Presents a graphical near real-time image of the front panel of the Switch. This area displays the Switch's ports and expansion modules, showing port activity, duplex mode, or flow control, depending on the specified mode.

  • Page 37: Web Pages

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Web Pages When connecting to the management mode of the Switch with a web browser, a login screen is displayed. Enter a user name and password to access the Switch's management mode. Below is a list of the main folders available in the web interface: Administration –...

  • Page 38: Technical Specifications

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Appendix A Technical Specifications Specifications listed here apply to all Switches in the DGS-3400 series except where otherwise noted. General Standards IEEE 802.3 10BASE-T Ethernet IEEE 802.3u 100BASE-TX Fast Ethernet IEEE 802.3ab 1000BASE-T Gigabit Ethernet IEEE 802.3z 1000BASE-T (SFP “Mini GBIC”) IEEE 802.3ae (10G Optional Modules)
  • Page 39 ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Physical and Environmental Internal Power Supply AC Input: 100 - 240 VAC, 50-60 Hz Redundant Power Supply Power Consumption DGS-3400 Series Switch Module Inserts DGS-3426 (78.2 Watts) DEM-410CX (0.015 Watts) DGS-3426P (517.0 Watts) DEM-410X (6.16 Watts) DGS-3427 (86.68 Watts)

  • Page 40: Cables And Connectors

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Appendix B Cables and Connectors When connecting the Switch to another switch, a bridge or hub, a normal cable is necessary. Please review these products for matching cable pin assignment. The following diagrams and tables show the standard RJ-45 receptacle/connector and their pin assignments.

  • Page 41: Cable Lengths

    ® xStack DGS-3400 Series Layer 2 Gigabit Ethernet Managed Switch Appendix C Cable Lengths Use the following table to as a guide for the maximum cable lengths. Standard Media Type Maximum Distance Mini-GBIC 1000BASE-LX, Single-mode fiber module 10km 1000BASE-SX, Multi-mode fiber module 550m / 2km 1000BASE-LHX, Single-mode fiber module 40km...

  • Page 42: Glossary

    Glossary 1000BASE-SX: A short laser wavelength on multimode fiber optic cable for a maximum length of 550 meters 1000BASE-LX: A long wavelength for a "long haul" fiber optic cable for a maximum length of 10 kilometers 100BASE-FX: 100Mbps Ethernet implementation over fiber. 100BASE-TX: 100Mbps Ethernet implementation over Category 5 and Type 1 Twisted Pair cabling.
  • Page 43 latency: The delay between the time a device receives a packet and the time the packet is forwarded out of the destination port. line speed: See baud rate. main port: The port in a resilient link that carries data traffic in normal operating conditions. MDI - Medium Dependent Interface: An Ethernet port connection where the transmitter of one device is connected to the receiver of another device.
  • Page 44 The customer must submit with the product as part of the claim a written description of the Hardware defect or Software nonconformance in sufficient detail to allow D-Link to confirm the same, along with proof of purchase of the product (such as a copy of the dated purchase invoice for the product).
  • Page 45 D-Link Corporation/D-Link Systems, Inc., as stipulated by the United States Copyright Act of 1976 and any amendments thereto. Contents are subject to change without prior notice. Copyright 2009 by D-Link Corporation/D-Link Systems, Inc.

  • Page 46: Product Registration

    Product Registration Register your D-Link product online at http://support.dlink.com/register/ Product registration is entirely voluntary and failure to complete or return this form will not diminish your warranty rights.
  • Page 47 Such repair or replacement will be rendered by D-Link at an Authorized D-Link Service Office. The replacement Hardware need not be new or of an identical make, model or part; D-Link may in its discretion replace the defective Hardware (or any part thereof) with any reconditioned product that D- Link reasonably determines is substantially equivalent (or superior) in all material respects to the defective Hardware.
  • Page 48 Submitting A Claim. Any claim under this limited warranty must be submitted in writing before the end of the Warranty Period to an Authorized D-Link Service Office. The claim must include a written description of the Hardware defect or Software nonconformance in sufficient detail to allow D-Link to confirm the same.

  • Page 49: Fcc Warning

    DEFECTIVE OR NON-CONFORMING PRODUCT. GOVERNING LAW: This Limited Warranty shall be governed by the laws of the state of Singapore. Trademarks D-Link is a registered trademark of D-Link Corporation/ D-Link International Ptd Ltd. All other trademarks belong to their respective proprietors. Copyright Statement...

  • Page 50: Tech Support

    You can find software updates and user documentation on the D- Link website. D-Link provides free technical support for customers within the United States and within Canada for the duration of the service period, and warranty confirmation service, during the warranty period on this product.
  • Page 51 Technical Support United Kingdom (Mon-Fri) Home Wireless/Broadband 0871 873 3000 (9.00am–06.00pm, Sat 10.00am-02.00pm) Managed, Smart, & Wireless Switches, or Firewalls 0871 873 0909 (09.00am – 05.30pm) (BT 10ppm, other carriers may vary.) Ireland (Mon-Fri) All Products 1890 886 899 (09.00am-06.00pm, Sat 10.00am-02.00pm) €0.05ppm peak, €0.045ppm off peak Times Internet http://www.dlink.co.uk...

  • Page 52: Assistance Technique

    0.12 € la minute : Du lundi au vendredi de 9h à 19h Assistance technique D-Link sur internet : http://www.dlink.fr Asistencia Técnica Asistencia Técnica Telefónica de D-Link: +34 902 30 45 45 0,067 €/min De Lunes a Viernes de 9:00 a 19:00 http://www.dlink.es Supporto tecnico Supporto Tecnico dal lunedì...

  • Page 53: Pomoc Techniczna

    Pomoc techniczna Telefoniczna pomoc techniczna firmy D-Link: 0 801 022 021 Pomoc techniczna firmy D-Link świadczona przez Internet: URL: http://www.dlink.pl e-mail: serwis@dlink.pl Technická podpora Web: http://www.dlink.cz/suppport/ E-mail: support@dlink.cz Telefon: 225 281 553 Telefonická podpora je v provozu: PO- PÁ od 09.00 do 17.00 Pevna linka 1,78 CZK/min - mobil 5.40 CZK/min...
  • Page 54 Teknistä tukea asiakkaille Suomessa: Arkisin klo. 9 - 21 numerosta : 06001 5557 Internetin kautta : http://www.dlink.fi Teknisk Support D-Link Teknisk Support via telefon: 0900-100 77 00 Vardagar 08.00-20.00 D-Link Teknisk Support via Internet: http://www.dlink.se Assistência Técnica Assistência Técnica da D-Link na Internet: http://www.dlink.pt...
  • Page 55 D-Link - ovo spletno stran www.dlink.eu www.dlink.biz/sl Suport tehnica Vă mulţumim pentru alegerea produselor D-Link. Pentru mai multe informaţii, suport şi manuale ale produselor vă rugăm să vizitaţi site-ul D-Link www.dlink.eu www.dlink.ro...
  • Page 56 Technical Support You can find software updates and user documentation on the D-Link website. Tech Support for customers in Australia: Tel: 1300-766-868 24/7(24Hrs, 7days a week) technical support http://www.dlink.com.au e-mail: support@dlink.com.au India: Customer Support: - 1800-233-0000 (MTNL & BSNL Toll Free) or +91-832-2885700 (GSM, CDMS &...
  • Page 57 Technical Support You can find software updates and user documentation on the D-Link website. Tech Support for customers in Egypt: Tel: +202-2919035 or +202-2919047 Sunday to Thursday 9:00am to 5:00pm http://support.dlink-me.com Email: support.eg@dlink-me.com Iran: Te: +98-21-88880918,19 Saturday to Thursday 9:00am to 5:00pm http://support.dlink-me.com...
  • Page 58 Техническая поддержка Обновления программного обеспечения и документация доступны на Интернет-сайте D-Link. D-Link предоставляет бесплатную поддержку для клиентов в течение гарантийного срока. Клиенты могут обратиться в группу технической поддержки D-Link по телефону или через Интернет. Техническая поддержка D-Link: +7(495) 744-00-99 Техническая поддержка через Интернет...
  • Page 59 SOPORTE TÉCNICO Usted puede encontrar actualizaciones de softwares o firmwares y documentación para usuarios a través de nuestro sitio www.dlinkla.com SOPORTE TÉCNICO PARA USUARIOS EN LATINO AMERICA Soporte técnico a través de los siguientes teléfonos de D-Link PAIS NUMERO HORARIO...
  • Page 60 Você pode encontrar atualizações de software e documentação de usuário no site da D-Link Brasil. A D-Link fornece suporte técnico gratuito para clientes no Brasil durante o período de vigência da garantia deste produto. Suporte Técnico para clientes no Brasil: Telefone São Paulo +11-2185-9301...
  • Page 61 D-Link 友訊科技 台灣分公司 技術支援資訊 如果您還有任何本使用手冊無法協助您解決的產品相關問題，台灣 地區用戶可以透過我們的網站、電子郵件或電話等方式與D-Link台灣 地區技術支援工程師聯絡。 D-Link 免付費技術諮詢專線 0800-002-615 服務時間：週一至週五，早上9:00到晚上9:00 (不含周六、日及國定假日) 網 站：http://www.dlink.com.tw 電子郵件：dssqa_service@dlink.com.tw 如果您是台灣地區以外的用戶，請參考D-Link網站全球各地 分公司的聯絡資訊以取得相關支援服務。 產品保固期限、台灣區維修據點查詢，請參考以下網頁說明： http://www.dlink.com.tw 產品維修： 使用者可直接送至全省聯強直營維修站或請洽您的原購買經銷商。...
  • Page 62 Dukungan Teknis Update perangkat lunak dan dokumentasi pengguna dapat diperoleh pada situs web D-Link. Dukungan Teknis untuk pelanggan: Dukungan Teknis D-Link melalui telepon: Tel: +62-21-5731610 Dukungan Teknis D-Link melalui Internet: Email : support@dlink.co.id Website : http://support.dlink.co.id...
  • Page 63 Technical Support この度は弊社製品をお買い上げいただき、誠にありがとうご ざいます。 下記弊社 Web サイトからユーザ登録及び新製品登録を 行っていただくと、ダウンロードサービスにて サポート情報、ファームウェア、ユーザマニュアルを ダウンロードすることができます。 ディーリンクジャパン Web サイト URL:http://www.dlink-jp.com...
  • Page 64 技术支持 办公地址：北京市东城区北三环东路 36 号 环球贸易中心 B 座 26F 02-05 室 邮编: 100013 技术支持中心电话：8008296688/ (028)66052968 技术支持中心传真：(028)85176948 各地维修中心地址请登陆官方网站查询 网址：http://www.dlink.com.cn 办公时间：周一到周五，早09:00到晚18:00...

  • Page 65: Registration Card

    8. What category best describes your company? Aerospace Engineering Education Finance Hospital Legal Insurance/Real Estate Manufacturing Retail/Chain store/Wholesale Government Transportation/Utilities/Communication System house/company Other________________________________ 9. Would you recommend your D-Link product to a friend? Don't know yet 10.Your comments on this product? __________________________________________________________________________________________ __________________________________________________________________________________________...

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