Manuel d'utilisation / d'entretien du produit ENS200 du fabricant EnGenius
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WIRELES S 11N LONG RANGE OUTDOOR CB/AP ENS200 User Guide V1.0.
T ABLE OF C ONTENTS I T ABLE OF C ONTENTS Conventions 0-vi Copyright 0- viii Product Overview Package Contents 1-1 Product Overview 1-2 K ey F eatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
T ABLE OF C ONTENTS II Installing the Device 2-2 Pre-Installation Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-2 Installing the Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
T ABLE OF C ONTENTS III Configuring IP Settings 4-10 Configuring Spanning Tree Settings 4-11 Router Setup 4-12 Configuring WAN Settings 4-12 Static IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
T ABLE OF C ONTENTS IV Wi-Fi Protected Access Pre-Shared Key (WPA-PSK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-31 Wi-Fi Protected Access 2 Pre-Shared Key (WPA2-PSK) . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32 Wi-Fi Protected Access Pre-Shared Key (WPA-PSK) Mixed .
T ABLE OF C ONTENTS V Configuring Logging 4-50 Configuring Diagnostics 4-51 Viewing Device Discovery 4-52 Configure Denial of Service Protection 4-53 Logging Out 4-54 Appendix A F eder al Communicatio.
C ONVENTIONS VI Conventions The following conventi ons are used to give the user additional information about specific procedur es or content. It is important to pay attention to these conventions as they provide informa- tion to prevent dam age to equipment or personal injury .
C ONVENTIONS VII Typographical Conventions The following typographical convent ions are used in this docu- ment: Italics Indicates book titles, directory names, file names, path names, and program/process names. Constant width Indicates computer output s hown on a computer screen, includ- ing menus, prompts, responses to input, and error messages.
C OPYRIGHT VIII Copyright This user guide and its content is copyright of © EnGenius Net- works, 201 1. All right s reserved. Any redistribution or r eproduction in part or in whole in any form is prohibited.
Product Overview Chapter 1.
P RODUCT O VER VIEW P ACKAGE C ONTENTS 1-1 1.1 Package Contents ITEM QUANTITY ENS200 Wireless Access Point / Client Bridge 1 PoE Injector (EPE1212) 1 24V/0.
P RODUCT O VER VIEW P RODUCT O VERVIEW 1-2 1.2 Product Overview Thank you for choosing ENS200. The ENS200 is a long range, high performance IE EE 802.1 1b/g/n network solution that pro- vides Access Point, Client Bridge, WDS, and Client Router functions in a single device.
P RODUCT O VER VIEW B ENEF ITS 1-3 Benefits The ENS200 is the ideal product around which you can build your WLAN. The following list summarizes a few key advan- tages that WLANs have over wired networks: Ideal for hard-to-wire environments There are many scenarios where cables cannot be used to con- nect networking devices.
P RODUCT O VER VIEW T ECHNICAL S PECIFICATION 1-4 Technical Specification Wireless Specification IEEE802.1 1b/g/n, 1T1R, 150Mbps 2.400 to 2.484 GHz, program mable upon different country regulations Hardware Specification Physical Interface: 2 x 10/100 Mbp s LAN Ports, 1 x Reset Button Power Supply: Passive PoE, 24V/0.
P RODUCT O VER VIEW P RODUCT L AYOUT 1-5 1.3 Product Layout Figure 1-1: Back Panel View A B C D BACK PANEL VIEW DESCRIPTION A Power LED OFF = ENS200 is not receiving power ON = ENS200 is receiving power B LAN (2) LEDs OFF = ENS200 is not conn ected to the network.
P RODUCT O VER VIEW P RODUCT L AYOUT 1-6 BOTTOM VIEW DESCRIPTION A Reset Button T o reset to factory sett ings, press button for > 10 second s. B LAN Connector T o configure the ENS200, connect to an Ethernet adapte r in a computer .
Installation Chapter 2.
I NSTALLATION S YSTEM R EQUIREMENTS 2-1 2.1 System Requirements T o install the ENS200, you need the following: Computer (Windows, Linux , Ma c OS X Operating System) Web Browser (Internet Explorer , FireFox, Chrome, Safari) Network Interface Card wi th an open RJ-45 Ethernet Port Wi-Fi Card or USB Wi-Fi Dongle (802.
I NSTALLATION I NSTALLING THE D EVICE 2-2 2.2 Installing the Device Installing the ENS200 on a pole or wall op timizes the wireless access range. Pre-Installation Guidelines Select the optimal location for the equipment using the following guidelines: The ENS200 should be mount ed on a 1"-4" pole.
I NSTALLATION I NSTALLING THE D EVICE 2-3 5. Plug the other end of the Ethernet cable into the PoE port of the PoE injector . Figure 2-1: Inst alling the ENS200 6. T urn over the ENS200. Th en insert the mast strap through the middle hole of the ENS200.
Web Configuration Chapter 3.
W EB C ONFIGURATION L OGGING I N 3-1 3.1 Logging In The ENS200 has a built-in Web Conf igurator that let s you man- age the unit from any location using a Web browser that sup- ports HTTP and has Javascript inst alled.
W EB C ONFIGURATION B EST P RACTICES 3-2 Best Practices Perform the following procedur es regularly to make the ENS200 more secure and m anage the ENS200 more effec- tively . Change the d efault p assword Use a password that is not easy to guess and that contains dif ferent characters, such as numbers and letter s.
Basic Network Settings Chapter 4.
B ASIC N ETWORK S ETTINGS S YSTEM S TATUS 4-1 4.1 System Status View the summary of the current system st atus including system (hardware/sof tware version, da te/time), wired network (LAN) and wireless network (W LAN) information.
B ASIC N ETWORK S ETTINGS V IEWING S YSTEM I NFORMATION 4-2 4.1.2 Viewing System Information Displays status information abou t the current operating mode. System Inform ation shows the general system information such as operating mode, system up ti me, firmware ve rsion, serial number , kernel version, and application version.
B ASIC N ETWORK S ETTINGS V IEWING S YSTEM I NFORMATION 4-3 Current Wireless Settings shows wireless information such as frequency and channel. Since the ENS200 supports multiple- SSIDs, information about each SSID, such as it s ESSID and security settings, are displayed.
B ASIC N ETWORK S ETTINGS V IEWING W IRELESS C LIENT L IST 4-4 4.1.3 Viewing Wireless Client List Displays a list of clients a ssociated to the ENS200 , along with the MAC addresses and sign al strength for each client. Click the Refresh button to update t he client list.
B ASIC N ETWORK S ETTINGS V IEWING S YSTEM L OG 4-5 4.1.4 Viewing System Log The ENS200 automatically logs events to internal memory . Note: The oldest event s are deleted from the log when memory is full. Click the Refresh button to update the cl ient list or the Clear button to remove all events.
B ASIC N ETWORK S ETTINGS V IEWING C ONNECTION S TATUS 4-6 4.1.5 Viewing Connection Status Displays the current status of the network. The WLAN information shown includes network type, SSID, BSSID, c onnection status, wireless mode, current channel, security , dat a rate, noise level, and signal strength.
B ASIC N ETWORK S ETTINGS V IEWING DHCP C LIENT T ABLE 4-7 4.1.6 Viewing DHCP Client Table Displays the clients that are a ssociated to the ENS200 through DHCP . The MAC addre sses and signal strengt h for each client are also shown. Click the Refresh button to update t he client list.
B ASIC N ETWORK S ETTINGS V IEWING WDS L INK L IST 4-8 4.1.7 Viewing WDS Link List Displays the clients that are a ssociated to the ENS200 th rough WDS. The MAC addresses, link st atus and signal strength for each client are also shown. Click the Refresh button to update t he client list.
B ASIC N ETWORK S ETTINGS S YSTEM S ETUP 4-9 4.2 System Setup The following sections explain th e features and functionality of the ENS200 in access point mode, client bridge mode, WDS acces s point mode, WDS bridge mode, WDS stat ion mode and cli ent router mode.
B ASIC N ETWORK S ETTINGS C ONFIGU RING IP S ETTINGS 4-10 4.2.2 Configuring IP Settings Configure the LAN settings for the ENS200 using a static or dynamic IP address. IP Network Setting Configure the net work connection type using either a static IP or dynamic IP .
B ASIC N ETWORK S ETTINGS C ONFIGURING S PANNIN G T REE S ETTINGS 4-11 4.2.3 Configuring Spanning Tree Settings Sp anning T ree St atus Enable or disable the ENS200 S panning T ree function.
B ASIC N ETWORK S ETTINGS R OUTER S ETUP 4-12 4.3 Router Setup 4.3.1 Configuring WAN Settings Configure the W AN settings for t he ENS200 using a st atic or dyna mic IP address, PPPoE or PPTP .
B ASIC N ETWORK S ETTINGS D YNAMIC IP 4-13 Secondary DNS Enter the secondar y DNS server address. Discard Ping on W AN Check to Enable to recognize pings on the ENS200 W AN interface or Disable to block pings on the ENS200 W A N interface. Note: Pinging IP addresses is a common method used by hackers to test whether the IP address is valid.
B ASIC N ETWORK S ETTINGS P OINT - TO -P OINT P ROTOCOL OVER E THERNET (PPP O E) 4-14 Point-to-Point Protocol over Ethernet (PPPoE) Point-to-Point Protocol over Ethernet (PPPoE) is used mainly by ISPs that provide DSL modems to connect to the Internet.
B ASIC N ETWORK S ETTINGS P OINT - TO -P OINT T UNNELLING P ROTOCOL (PPTP) 4-15 Point-to-Point Tunnelling Protocol (PPTP) The point-to-point tunnellin g protocol (PPTP) is used in association with virtual priv ate networks (VPNs). There a two part s to a PPTP connection: the W AN interface settings and the PPTP settings.
B ASIC N ETWORK S ETTINGS P OINT - TO -P OINT T UNNELLING P ROTOCOL (PPTP) 4-16 Use These DNS Servers Click the radio button to set up the Primary DNS and Secondary DN S servers manually . Discard Ping on W AN Check to Enable to recognize pings on the ENS200 W AN interface or Disable to block pings on the ENS200 W A N interface.
B ASIC N ETWORK S ETTINGS C ONFIGURING LAN S ETTINGS 4-17 4.3.2 Configuring LAN Settings IP Address Enter the LAN port IP address. IP Subnet Mask Enter the LAN IP subne t mask. WINS Server IP Enter the WINS Server IP . Use Router As DHCP Server Check this opt ion to enable the ENS200 internal DHCP server .
B ASIC N ETWORK S ETTINGS C ONFIGURING VPN P ASS -T HROUGH 4-18 4.3.3 Configuring VPN Pass-Through VPN Pass-through allows a secure virtual private network (VPN) c onnection between two co mputers. Enabling th e options o n this page opens a VPN port and enables connections to p ass through t he ENS200 without interruption.
B ASIC N ETWORK S ETTINGS C ONFIGURING P ORT F ORWARDING 4-19 4.3.4 Configuring Port Forwarding Port forwarding enables multip le server applications on a LAN to serve clients on a W AN over a single W AN IP addr ess.
B ASIC N ETWORK S ETTINGS C ONFIGURING P ORT F ORWARDING 4-20 Service Name Enter a name for t he port forwarding rule. Protocol Select a protocol for the applicat ion: Choices are Both, TCP , and UDP . St arting Port Enter a starting port number . Ending Port Enter an ending port number .
B ASIC N ETWORK S ETTINGS C ONFIGURING D EMILITARIZED Z ONE 4-21 4.3.5 Configuring Demilitarized Zone Configuring a device on the LAN as a demilitarized zone (DMZ) host allows unrestric ted two-way Internet access for Internet app lica- tions, such as online video games, to run from behind the NA T firewall.
B ASIC N ETWORK S ETTINGS C ONFIGURING W IRELESS LAN 4-22 4.4 Configuring Wireless LAN 4.4.1 Configuring Wireless Settings Instructions on how to configure the wireless and security se ttings for each of the possible operating modes. Access Point Mode The ENS200 supports Access Point Mode.
B ASIC N ETWORK S ETTINGS A CCESS P OINT M ODE 4-23 AP Detection AP Detection can select th e best channel to use by scanning n earby areas for Access Points. Current Profile Configure up to four different SSID s. If many client devices will be accessing the net work, you can arrange the devices into SSID groups.
B ASIC N ETWORK S ETTINGS C LIENT B RIDGE M ODE 4-24 Client Bridge Mode Client Bridge Mode lets you connect two LAN segment s via a wireless link as though they are on th e same physical network. Since the computers are on the same s ubnet, broadcasts reach all machines.
B ASIC N ETWORK S ETTINGS C LIENT B RIDGE M ODE 4-25 Profile If you used the Si te Survey , the Web Configurator shows near by Access Points. T o connect to an Access Poin t, click the Access Point’s BSSID. Wireless Security See Configuring Wireless Security .
B ASIC N ETWORK S ETTINGS WDS B RIDGE M ODE 4-26 WDS Bridge Mode Unlike traditional bridging. WDS Bridge Mode allows you to create large wireless networks by linking several wireless access po ints with WDS links. WDS is no rmally used in large, open areas, wher e pulling wires is cost prohibitiv e, restricted or physically im possible.
B ASIC N ETWORK S ETTINGS WDS B RIDGE M ODE 4-27 Security Select the type of WDS security: None, WEP , or AES. WEP Key Enter the WEP key . AES Pass phrase Enter the AES pass phrase. MAC Address Enter the MAC address of the Access Point to which you want to extend wireless connectivity .
B ASIC N ETWORK S ETTINGS C LIENT R OUTER M ODE 4-28 Client Router Mode In Client Router M ode, you can access the Internet wire lessly with the su pport of a WISP .
B ASIC N ETWORK S ETTINGS C LIENT R OUTER M ODE 4-29 Profile If you used the Si te Survey , the Web Configurator shows near by Access Points. T o connect to an Access Poin t, click the Access Point’s BSSID. Wireless Security See Configuring Wireless Security .
B ASIC N ETWORK S ETTINGS C ONFIGURING W IRELESS S ECURITY 4-30 4.4.2 Configuring Wireless Security The Wireless Security Settings section le ts you configure the ENS200’ s security modes: WEP , WP A-PSK, WP A2-PSK, WP A-PSK Mixed, WP A, WP A2, and WP A Mixed.
B ASIC N ETWORK S ETTINGS W I -F I P ROTECTED A CCESS P RE -S HAR ED K EY (WPA-PSK) 4-31 Wi-Fi Protected Access Pre-Shared Key (WPA-PSK) Security Mode Select WP A-PSK from the drop-down list to begin the configuration. Encryption Select Both, TKIP , or AES as the encryption type.
B ASIC N ETWORK S ETTINGS W I -F I P ROTECTED A CCESS 2 P RE -S HARED K EY (WPA2-PSK) 4-32 Wi-Fi Protected Access 2 Pre-Shared Key (WPA2-PSK) Security Mode Select WP A2-PSK from the drop-down list to begin the configuration. Encryption Select Both, TKIP , or AES as the encryption type.
B ASIC N ETWORK S ETTINGS W I -F I P ROTECTED A CCESS P RE -S HARED K EY (WPA-PSK) M IXED 4-33 Wi-Fi Protected Access Pre-Shared Key (WPA-PSK) Mixed Security Mode Select WP A2-PSK Mi xed from the drop-down list to begin the configuration. Encryption Select Both, TKIP , or AES as the encryption type.
B ASIC N ETWORK S ETTINGS W I -F I P ROTECTED A CCESS (WPA) 4-34 Wi-Fi Protected Access (WPA) Security Mode Select WP A from the drop-down list to begin the configuration. Encryption Select Both, TKIP , or AES as the encryption type. B oth = uses TKIP and AE S.
B ASIC N ETWORK S ETTINGS W I -F I P ROTECTED A CCESS 2 (WPA2) 4-35 Wi-Fi Protected Access 2 (WPA2) Security Mode Select WP A2 from t he drop-down list to begin the configuration. Encryption Select Both, TKIP , or AES as the encryption type. B oth = uses TKIP and AE S.
B ASIC N ETWORK S ETTINGS W I -F I P ROTECTED A CCESS (WPA) M IXED 4-36 Wi-Fi Protected Access (WPA) Mixed Security Mode Select WP A Mixed from the drop-down list to begin the configuration. Encryption Select Both, TKIP , or AES as the encryption type.
B ASIC N ETWORK S ETTINGS C ONFIGURING W I RELESS MAC F ILTER 4-37 4.4.3 Configuring Wireless MAC Filter Wireless MAC Filters are used to allow or d eny network access to wireless clients accord ing to their MAC addresses. Y ou can man u- ally add a MAC address to rest rict the permission to acce ss ENS200.
B ASIC N ETWORK S ETTINGS C ONFIGURING WDS L INK S ETTINGS 4-38 4.4.4 Configuring WDS Link Settings Using WDS Link Settings, you can create a wireless backbone link be tween multiple access points that are part of the same wirel ess network.
B ASIC N ETWORK S ETTINGS C ONFIGURING A DVANCED N ETWORK S ETTINGS 4-39 4.4.5 Configuring Advanced Network Settings Network address translati on (NA T) allows users on the LAN to access the Internet thro ugh a single or multiple Public IP Address es.
B ASIC N ETWORK S ETTINGS M ANAGEMENT S ETUP 4-40 4.5 Management Setup The Management section lets you co nfigure administration, management VLAN, SNMP settings, ba ckup/restore settings, firmware upgrade, time settings, and log settings. Th is chapter describe s these settings.
B ASIC N ETWORK S ETTINGS C ONFIGURING M ANAGEMENT VLAN 4-41 4.5.2 Configuring Management VLAN Click the Management VLAN link un der the Management menu to assign a VLAN tag to the packet s.
B ASIC N ETWORK S ETTINGS C ONFIGURING SNMP 4-42 4.5.3 Configuring SNMP SNMP is used in network managem ent systems to monitor network-at tached devices for conditions t hat warrant administrative atten - tion. SNMP Enable or disable the ENS200 SNMP function.
B ASIC N ETWORK S ETTINGS C ONFIGURING SNMP 4-43 Engine ID S pecify the engine ID for SNMPv3. Click Save/Apply to apply the changes or Cancel to return previous settings.
B ASIC N ETWORK S ETTINGS C ONFIGURING B ACKUP /R ESTORE S ETTINGS 4-44 4.5.4 Configuring Backup/Restore Settings Click the Backup/Restore Setting link under the Management menu to save the ENS200’s current settings in a file on your local d isk or load settings onto the device fr om a local disk.
B ASIC N ETWORK S ETTINGS C ONFIGURING F IRMWARE U PGRADE 4-45 4.5.5 Configuring Firmware Upgrade Firmware is system softwa re that operates and allo ws the administrator to interact with the router . T o update the firmware vers ion, follow these steps: 1.
B ASIC N ETWORK S ETTINGS C ONFIGURING S YSTEM T IME 4-46 4.5.6 Configuring System Time Change the system time of the ENS200 by m anually entering the information, synchronizi ng the device with a PC, or setup automat ic updates through a network time (NTP) protocol server .
B ASIC N ETWORK S ETTINGS C ONFIGURING W I -F I S CHEDULE 4-47 4.5.7 Configuring Wi-Fi Schedule Use the Wi-Fi schedule function to co ntrol the wireless power ON/OFF servic e that operates on a routine basis. Add a Schedule Service Create a schedule service type and date/time parameters for a specific service.
B ASIC N ETWORK S ETTINGS S CHEDULE S ERVICE S T ABLE 4-48 Schedule Services Table The Schedule function relies on the GMT time setting acquired from a network time protocol (NTP) server . For details on how to con- nect the ENS200 to an NTP server , see Configuring System Time .
B ASIC N ETWORK S ETTINGS C ONFIGURING C OMMAND L INE I NTERFACE 4-49 4.5.8 Configuring Command Line Interface Most users will configure the EN S200 through the graphical user interface (GUI). Howe ver , for those who prefer an alternative method there is the command line interface (CLI).
B ASIC N ETWORK S ETTINGS C ONFIGURING L OGGING 4-50 4.5.9 Configuring Logging Display a list of events t hat are triggered on the ENS200 Ethernet and wirel ess interfaces. Y ou can cons ult this log if an unkn own error occurs on the system or wh en a report needs to be sent to the technical support dep art ment for debugging purposes.
B ASIC N ETWORK S ETTINGS C ONFIGURING D IAGNOSTICS 4-51 4.5.10 Configuring Diagnostics The diagnosis feature allow the adm inistrator to verify t hat another device is av ailable on the network and is accepting reques t p ack- ets. If the ping result returns alive , it means a device is on line.
B ASIC N ETWORK S ETTINGS V IEWING D EVICE D ISCOVERY 4-52 4.5.11 Viewing Device Discovery Device Name Displays the name of the dev ices connected to the network. Operation Mode Displays the operation mode of the devices co nnected to the network. IP Address Displays the IP addr ess of the devices c onnected to the network.
B ASIC N ETWORK S ETTINGS C ONFIGURE D ENIAL OF S ERVICE P ROTECTION 4-53 4.5.12 Configure Denial of Service Protection Use TCP SYN Cookies P rotection Click to enable TCP SYN cookies protection. SYN Flood Attack Protection Click to enable or disable SYN Flood Attack Protection.
B ASIC N ETWORK S ETTINGS L OGGING O UT 4-54 4.5.13 Logging Out Click Logout to logout from the ENS200..
A PPENDIX A F EDERAL C OMMUNICATION C OMMISSION I NTERF ERENCE S TATEMEN T A-1 Appendix A Federal Communication Commission Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Pa rt 15 of the FCC Rules.
A PPENDIX A F EDERAL C OMMUNICATION C OMMISSION I NTERF ERENCE S TATEMEN T A-2 Important: This equipment complies with FCC radiation exposure limits set fort h for an uncontrolled environment. This device complies with FCC RF Exposure limits se t forth for an uncont rolled environment, under 47 CFR 2.
A PPENDIX B I NDUSTRY C ANADA S TATEMENT B-1 Appendix B Industry Canada Statement This device complies with RSS-210 of the Industry C anada Rules. Operation is subject to th e following two conditions.
A PPENDIX C W ORLD W IDE T ECHNICAL S UPPORT C-1 Appendix C WorldWide Technical Support REGION / COUNTRY OF PURCHASE SERVICE CENTRE SERVICE INFORMATION Canada CANADA web site www .
A PPENDIX C W ORLD W IDE T ECHNICAL S UPPORT C-2 Mexico, Central and Southe rn America MIAMI, USA web site [ES] es.engeniustech.com [PT] pg.en geniustech.com email miamisupport@engeniu stech.com contact nu mbers Miami: (+1) 305- 887-7378 Sao Paulo, Brazil: (+55)1 1-39 57-0303 D.
A PPENDIX C W ORLD W IDE T ECHNICAL S UPPORT C-3 Singapore, Cambod ia, Indonesia, Malaysia, Thailand, Philippines, Vietna m China, Hong Kong, Korea India South Afric a Oceania SINGAPORE web site www .engenius tech.com.sg/e_warranty_form email techsupport@engeniu stech.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté EnGenius ENS200 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du EnGenius ENS200 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation EnGenius ENS200, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le EnGenius ENS200 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le EnGenius ENS200, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du EnGenius ENS200.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le EnGenius ENS200. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei EnGenius ENS200 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
