Airspan FlexNET ASN-700 User Manual Download Page 1

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The Innovation Behind Broadband Wireless

Broadband Wireless IP Backhaul

605-0001-801 Rev A

FlexNET Link Products

FlexNET ASN-700:

Single RF, Internal Antenna, Pt-Pt link

FlexNET ASN-800:

Dual RF, No Antenna, Link Repeater

User's Guide

Connecting the World

Summary of Contents for FlexNET ASN-700

Page 1: ...oadband Wireless Broadband Wireless IP Backhaul 605 0001 801 Rev A FlexNET Link Products FlexNET ASN 700 Single RF Internal Antenna Pt Pt link FlexNET ASN 800 Dual RF No Antenna Link Repeater User s Guide Connecting the World ...

Page 2: ...t installation 5 Aligning the antenna 6 Power divider 6 Lightning Protection 7 Power cabling using PSU 3 power supply 8 Power cabling using PSU 2 power supply accessory 8 Ethernet cabling 8 Protective connector cover 8 Applying coax seal tape 8 Configuration overview Before you begin 9 Connecting to the ASN 700 800 products 9 Establishing the initial connection 9 Default IP address 9 Providing use...

Page 3: ...ing radio interface settings 19 Edit the SSID 20 Set the Operation mode 20 Channel selection 20 Set transmit power 20 Data rate 20 Maximum link length 21 Set the RTS threshold 21 Set the Fragmentation threshold 21 Suppress Enable SSID broadcast 21 Defining the antenna gain 21 Enable AES encryption 22 WPA PSK passphrase 22 Interface notes all interfaces 22 Routing 22 Editing an existing route 22 Ad...

Page 4: ...9 Sort by 39 The Action Log 39 Adding a log entry 39 Log messages 40 Resetting the unit 41 Warranty 42 Disclaimer 42 APPENDIX 1 Detailed instructions for cabling Instructions détaillées pour le câblage 43 Power cabling 43 Ethernet cabling 50 APPENDIX 2 Further reading 54 APPENDIX 3 Factory Settings 55 APPENDIX 4 Allowed channels in 2 4 GHz and 5 GHz frequency bands Canaux permis bandes de fréquenc...

Page 5: ...nstructions de sûreté 63 Note sur les émissions électromagnétiques 63 Notification de normalisation 63 Instructions d installation 64 Direction d installation 64 Installation de mât d antenne 64 Aligner l antenne 65 Diviseur de puissance 65 Puissance câblant en utilisant l alimentation de l énergie PSU 3 66 Puissance câblant en utilisant l alimentation de l énergie PSU 2 accessoire 66 Câblage d Et...

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Page 7: ... instructions for configuring and managing your ASN 700 800 using a standard Web browser Targeted Audience This guide is intended for the end user Conventions This guide uses the following typographical conventions Convention Meaning Example Bold Command icon button and field Click the Next button To in bold face and at the beginning of a sentence Introduces a numbered procedure To download a SW f...

Page 8: ...20 cm from human body Regulatory notice The specifications and parameters of the device described in this document are subject to change without notice For American regulatory information see www fcc gov For Canadian regulatory information see www ic gc ca This equipment generates uses and radiates energy on radio frequencies and if not installed and used in accordance with this guide may cause ha...

Page 9: ... 55 C Two external antenna connectors ASN 800 only One ASN 700 or two ASN 800 10 100 Base TX Ethernet ports Activity indication LED Detachable power connection with RS 485 connection for remote management Antenna The ASN 700 is delivered with an integrated 5 GHz 23dBi patch antenna Integrated link antenna element is covered with a white radome to protect it The ASN 800 does not have an integrated ...

Page 10: ...res for different deployment models Link products can be configured to operate either in a routed or bridged mode Wireless bridging mode is very important application area for these products Routed link mode is supported in either static routing mode or dynamic routing mode based on OSPFv2 routing protocol OSPF Open shortest path first is widely used routing protocol which allows links to be deplo...

Page 11: ...ntennas The installer should also be familiar with network structures terms and concepts Installation direction Connectors must always be downwards in outdoor installations In indoor installations e g warehouses etc direction can be freely selected if the integrated antenna is not used Antenna mast installation The following figures present installation in an antenna mast pipe antenna pipe diamete...

Page 12: ...y using a power divider For the best possible operation the antennas using the same radio should point directly opposite directions from each other Also the length of the cables between the antennas and the power divider should be the same to ensure even signal strength to both cells The power divider reduces the output signal level by 3 dBm The following figures present the installation of the po...

Page 13: ...ways at least a few feet below the top of the mast Furthermore the mast should be grounded by using a thick enough grounding cable Protection of the radio unit can be provided by installing a surge arrestor following the antenna connector Surge arrestor MOB00208 uses a gas discharge tube to protect electrical equipment from lightning surges which means that the tube must be replaced after a strike...

Page 14: ...ternal unit designed for operation in outdoor environment The PSU 2 power supply unit can feed up to two ASN 700 800 products The supply voltage of power supply is 12 VDC The power supply unit has an inbuilt sealed lead acid rechargeable battery to ensure at least a few minutes of operation when the main supply voltage is lost This battery back up time depends on the condition of the battery It is...

Page 15: ...er Mozilla versions 0 9 or higher Netscape Navigator versions 6 1 or higher Opera versions 7 or higher Other web browsers may also be acceptable but have not been tested Only the web browsers listed above can be guaranteed to function correctly when used to configure the ASN 700 800 Establishing the initial connection First plug in the power cable of the ASN 700 800 to power up the unit Establish ...

Page 16: ...ator accounts and passwords can be set up from the Security menu see page 24 To protect your ASN 700 800 against unauthorized access Airspan Networks strongly recommends that you change the default password as soon as possible Click the Log in button to send your login information to the ASN 700 800 Once you have successfully logged in you will be presented with the ASN 700 800 configuration menu ...

Page 17: ...uct At the top of the page you can read the name and uptime of the device Additional information about the ASN 700 800 is grouped under the four sections System Associations Networking and Action log These constitute the remainder of the page System The system info section displays the following information regarding your ASN 700 800 unit Software version The firmware version of the unit For infor...

Page 18: ...net ports capable of a connection rate up to 100Mbit s 2 radio interfaces radio1 and radio2 These interfaces consist of a pair of radio transceiver receivers with an 802 11 MAC layer used to obtain wireless connectivity Note The ASN 700 comes with one Ethernet and one radio interface only ethernet1 and radio1 For each active interface the following information is displayed MAC Address The unique h...

Page 19: ...IATIONS Lists additional devices connected to your WLAN See Figure 8 on page 16 NETWORKING Advanced options for configuring the Ethernet and radio interfaces of the ASN 700 800 Refer to page 17 SECURITY Add and remove administrators and change administrator passwords Refer to page 25 SERVICES Set up network services such as DHCP Refer to page 27 UTILITIES Network utilities to test the connectivity...

Page 20: ...The currently saved settings will be written into the non volatile memory of the ASN 700 800 and will be read at each reboot Note To make permanent changes to the configuration of the ASN 700 800 1 Navigate to the appropriate configuration page and enter new settings 2 Click the OK button to accept and apply your changes 3 Using the menu navigate to any further pages you wish to configure and repe...

Page 21: ...name location and coordinates of your base station unit TIME ZONE The correct time zone should be set here SYSTEM TIME Enter the correct time and date here and click Set NETWORK TIME PROTOCOL If you wish to synchronize the system time with a time server click Enabled and enter the IP address of the server you want to you use Figure 6 The General screen Note Remember to click on the OK button to ap...

Page 22: ...OCIATIONS link in the configuration menu to access the Associations page Figure 7 The Associations link Nodes connected to the ASN 700 800 are listed in rows across the Associations screen Information about current connection conditions is displayed in the columns of the table Figure 8 The Associations screen AP MAC Address The hardware address of the connected node Signal The strength of the conn...

Page 23: ...also be used to enable or disable interfaces to bind interfaces to the bridge or to set operating parameters for the special radio interfaces Figure 9 The Networking menu Note The ASN 700 comes with one Ethernet and one radio interface only ethernet1 and radio1 Changing Ethernet settings Click on the NETWORKING ethernet1 or NETWORKING ethernet2 link in the configuration menu to open the configurat...

Page 24: ... subnet mask in the respective text fields of the selected interface and click the Add button Note Remember to click on the OK button to apply your changes and click Commit Settings to permanently accept the new configuration Changing bridge settings Click on the NETWORKING bridge link in the configuration menu to open the configuration page for the bridge interfaces The process of editing the bas...

Page 25: ...age is used to bind interfaces to the bridge Available interfaces are listed in the Bridge Interface combo box To bind an interface to the bridge ASN 800 only 1 Using the combo box select the network interface to be bound to the bridge 2 Click the Add link beside the selected interface 3 Click the OK button to bind the selected interface to the bridge Changing radio interface settings Click NETWOR...

Page 26: ...y automatic channel selection In Station Slave mode this selection is not effective Dynamic frequency selection DFS is always enabled in ASN 700 800 products as a basic setting Keeping channel frequency setting in automatic mode assures that this feature is functional Set transmit power Use the Radio tx power combo box to set the transmit power The radio transmit power directly affects hop length ...

Page 27: ...t large frames to smaller frames to minimize the decrease in network capacity If the size of a frame exceeds the fragmentation threshold the frame will be fragmented into small frames Values in the range 256 2346 are supported To change the Fragmentation threshold enter the new value in the Fragmentation threshold text box and click the OK button Suppress Enable SSID broadcast This pair of radio b...

Page 28: ...is configured to use the interface Interface notes provides links to bridge or service configuration Routing To set up routing information for the ASN 700 800 click on the NETWORKING Routing link in the configuration menu This will open the routing table configuration page see Figure 13 Figure 13 The Routing table Editing an existing route Existing routes are displayed in the Edit routes section o...

Page 29: ...or both the Destination and the Netmask OSPF RIP The ASN 700 800 can also be upgraded to support OSPFv2 Open shortest path first dynamic routing Additional information and manual for OSPF support is available from Airspan Networks in ASN 700 800 OSPF manual and documentation set OSPF and RIP can be enabled from the user interface The actual configuration command line interface can be used with SSH...

Page 30: ...of the base station unit The administrator page lets you modify a list of users who are authorized to make changes to the ASN 700 800 Configuring remote login services To set the accepted configuration login services click the SECURITY Remote Login link in the configuration menu The configuration system of the ASN 700 800 supports the SSH and HTTP services Use the radio buttons as illustrated in F...

Page 31: ...to access and configure the ASN 700 800 Click the OK and Commit Settings buttons to retain any changes you make Configuring administrator accounts Click on the SECURITY Administrators link in the configuration menu to open the Administrators configuration page The ASN 700 800 is shipped factory set with the following single administrator account Username admin Password default It is strongly recom...

Page 32: ...assigned to one of two levels To set the access level of an administrator select the desired level from the combo box Full access An administrator with Full access has a complete control over the ASN 700 800 configuration interface and may create modify and save any of the available settings Read access Administrators with Read access are able to examine logs and configuration information but are ...

Page 33: ...u may access the DCHP configuration page through the SERVICES DHCP menu link The DHCP server enables the ASN 700 800 to dynamically assign IP addresses to clients on the local network The DHCP configuration page is divided into three sections General DHCP Server Settings Client IP Pool and Client Network Settings Each section is described below To activate the DHCP server complete the configuratio...

Page 34: ...hat will be served by the DHCP server of the ASN 700 800 Specify the address range by providing the lowest and highest IP addresses that will be served First IP address Enter the lowest IP address that will be served to clients Last IP address Enter the highest IP address that will be served to clients Client Network Settings In addition to a dynamically assigned IP address the DHCP server will pr...

Page 35: ...ss of the DHCP Server in the Server IP Address field If there is a ControlNET Server in your network which also acts as a DHCP server and RoamNET is in use you should enter the IP of your ControlNET server in this field Figure 19 The DHCP Relay page SNMP Simple Network Management Protocol SNMP is a protocol designed for centralized management of network devices The ASN 700 800 supports the reading...

Page 36: ...of the information available with SNMP it allows to gather quite a lot of information about the network in a very easy manner Remote Syslog Remote syslog sends system messages to remote system over UDP This allows logs to be gathered from multiple devices Some network management systems utilize syslog in addition to SNMP to monitor state of the network and the devices To use remote syslog set the ...

Page 37: ... as a CPE type solution in a multipoint setup the bandwidth does not effect over the air traffic and is applied on traffic at the Radio interfaces and or the Ethernet interface The Bandwidth Limit is for the complete unit and can not be defined on a per stream or per user basis currently Choose Enabled on the interface you want to configure and set limit in kbit s Netserver Netserver listens to co...

Page 38: ...Products Figure 22 The Netserver page Warning As the netperf test fully loads the link enabled netserver exposes the unit and possibly network to a denial of service attack Do not keep netserver enabled when not running tests 32 ...

Page 39: ...ILITIES link in the configuration menu Figure 23 The Utilities menu ARP table A table of the most recent IP to physical address bindings Viewing the ARP table The ARP Address Resolution Protocol table lists the most recently acquired associations between MAC physical layer addresses and IP addresses on the network Click on the link UTILITIES Arp Table to view the most recent ARP table Figure 24 Th...

Page 40: ...ubnet mask of the host As the ARP table only retains local addresses this column should remain empty for all entries Iface The name of the interface of the ASN 700 800 through which the host was found Network testing tools Figure 25 Network testing tools Ping The ping utility sends five ICMP request packets and waits for a reply The response shows the time it takes round trip time rtt to reply for...

Page 41: ...ch of three test packets Replaced with an asterisk if a packet is lost Some routers may not send reply packets or they may be blocked by a firewall Arping Arping is similar to ping but uses ARP protocol instead of ICMP ARP is not routed so arping works only to locally connected hosts Some hosts that do not answer to ping because of firewall settings answer to arping The utility sends five request ...

Page 42: ...00 configuration utility 3 Log in to the ASN 700 800 configuration utility and open the Software update screen to upload the update file to the ASN 700 800 unit see below Using the Software Update page The Software Update page provides the means of transferring the firmware update file from your computer to the ASN 700 800 unit To access the Software Update screen click on the SOFTWARE link in the...

Page 43: ...en successfully loaded when you can reach the login page again Factory Defaults Click here to undo all changes to the device and restore the initial factory determined settings Note that these newly loaded defaults will be lost upon reboot of the ASN 700 800 unless they are permanently stored via the Commit Settings button Important Depending on the changes made it may take up to 1 minute for newl...

Page 44: ... Error messages and warnings Log entries at this level indicate a problem with the hardware or software of the ASN 700 800 that may affect its performance Critical severity Emergency messages and critical alerts If you are seeing log entries at this severity level the ASN 700 800 has become unstable and requires your immediate attention The severity level of each log entry is noted in the Action L...

Page 45: ...y to all forms of sorting and allow you to display the log entries in standard or reverse order respectively Press the View Log button to refresh the screen and update the Action log with your selected criteria The Action Log The Action log see Figure 28 at the bottom of the Log screen displays either the last ten log entries or the results of a log search see Viewing log entries Each log entry co...

Page 46: ...ation whenever settings are successfully written to the ASN 700 800 using the Commit Settings button Associated New association The log message contains the MAC address of the peer Association lost The association has been lost This message contains the MAC address of the peer that lost the association The next two types of log messages result from exceptional behavior of the unit and might need y...

Page 47: ...eset the unit 1 Switch off the unit 2 Place the factory default reset tool into the serial connector 3 Power up the unit 4 Wait while the unit reboots During the start up process the led indicator is first blinking blue then it turns to solid red and when the process is finished it turns to solid blue 5 You may disconnect the factory default tool when the led indicator lights as solid blue 6 The u...

Page 48: ...icate Failed equipment shall be returned to Airspan Networks or its distributing partner within 30 days of the failure Customer shall send the product to Airspan Networks for repair and analysis In case of severe equipment fault Airspan Networks may then send a replacing unit Customer will pay the shipment cost related with the return of the product Airspan Networks will pay for the shipment cost ...

Page 49: ...y is used to power up the ViaNET AP MT units It converts the 100 240V AC input voltage to a 24V DC output voltage The assembly of the power connector PSU 3 specifications Input voltage level 100 240V AC Output voltage level 24V DC Output maximum power level 33W Environmental specifications 40 C 55 C IPX54 Note PSU 3 does not support Power over Ethernet 43 ...

Page 50: ...OB00209 power connector delivered with the base station product A two wire cable to deliver the DC power Note Use numbered or colour coded cable A power cable to deliver the mains power 100 240V AC to the PSU 3 power supply PSU 3 s output installations are wired according to the example below 1 Open the cover of the PSU 3 power supply See figure below 2 Install the two wire cable through the MOB00...

Page 51: ... MOB00209 power connector as shown in the figure below 4 Install the DC OUT 24V wire from the second socket from right in the PSU 3 s output connector to the number 2 socket of the MOB00209 power connector as shown in the figure below 5 Install the Ground wire to the MOB00209 power connector as shown in the following figure The other end PSU 3 is left unattached 45 ...

Page 52: ...he figure below PSU 3 s input High Voltage 100 240V AC installations are wired according to the table below 7 Install the mains Ground wire to the Ground socket of the PSU 3 connector as shown in the following figure This cable is not compulsory because the power supply has a floating ground level 46 ...

Page 53: ... the N socket of the PSU 3 mains connector as shown in the figure below 9 Install the mains Line wire to the L socket of the PSU 3 mains connector as shown in the following figure 10 Remember to attach the safety cover glassy plastic shield to cover the AC connector 47 ...

Page 54: ...605 0001 801 FlexNET Link Products 11 Finally tighten the strain relieves around both cables AC in cable and DC out cable and close the cover of the power supply unit 48 ...

Page 55: ...le must be adequate to avoid malfunction of the unit and overheating of the power cable The length of the power cable should not exceed 100 meters 330 feet See the table below for correct cabling between the ASN 700 800 and the power supply unit Distance Conductor area mm2 1 100 meters 1 330 feet 1 5 mm2 49 ...

Page 56: ...Maximum length of the Ethernet cable is 100 meters The Ethernet cable must fulfil CAT5 category FTP outdoor cable specification The assembly of the Ethernet connector RJ 45 connector pin numbering Use the type of Ethernet cable shown on the right side 50 ...

Page 57: ...cts 1 Install the Ethernet cable through the MOB00209 power connector as shown in the figure below 2 Mount the rubber ring over the plastic piece as shown below 3 Pull the Ethernet cable through the connector piece as shown below 51 ...

Page 58: ...605 0001 801 FlexNET Link Products 4 Assemble and tighten the pieces together firmly as shown in the figures below 52 ...

Page 59: ... Brun Brown Brun Cross over Ethernet cable Câble d Ethernet de traverse RJ 45 pin number borne numéro de RJ 45 Color Couleur Color Couleur 1 White orange Blanc orange White green Blanc vert 2 Orange Orange Green Vert 3 White green Blanc vert White orange Blanc orange 4 Blue Bleu Blue Bleu 5 White blue Blanc bleu White blue Blanc bleu 6 Green Vert Orange Orange 7 White brown Blanc brun White brown ...

Page 60: ... 1999 Edition Reaff 2003 IEEE Standard for Information technology Telecommunications and information exchange between systems Local and metropolitan area networks Specific requirements Part 11 Wireless LAN Medium Access Control MAC and Physical Layer PHY specifications Amendment 4 Further Higher Speed Physical Layer Extension in the 2 4 GHz Band http standards ieee org reading ieee std lanman rest...

Page 61: ... mask 255 255 255 0 Radio settings Status both radios Enabled IP address radio 1 192 168 3 1 ASN 800 only IP address radio 2 192 168 4 1 SSID radio 1 asnet1 ASN 800 only SSID radio 2 asnet2 Wireless mode Station Slave Channel selection Automatic TX Power 10 dBm Data rate Best up to 54 Maximum link length 7 km RTS Threshold 2346 disabled Fragmentation Threshold 2346 disabled ASN 700 only Station Sl...

Page 62: ...y DHCP Relay Status Disabled Clients are on interface Bridge Server on interface Ethernet1 eth0 Server IP address 192 168 1 50 SNMP Status Enabled Community public Remote Syslog Status Disabled Destination IP address 192 168 1 50 Destination UDP port 514 Bandwidth limits Downlink RN 700 only Disabled 0 kbps Uplink RN 700 only Disabled 0 kbps Netserver Status Disabled 56 ...

Page 63: ...dard 2 4GHz IEEE802 11b g Standard 5GHz IEEE802 11a No Carrier center frequency MHz No Carrier center frequency MHz 1 2412 149 5745 2 2417 153 5765 3 2422 157 5785 4 2427 161 5805 5 2432 165 5825 6 2437 not yet includedin1999versionof IEEE802 11a 7 2442 8 2447 9 2452 10 2457 11 2462 Standard 5 GHz IEEE 802 11a ETSI No Carrier center frequency MHz 9 5500 10 5520 11 5540 12 5560 13 5580 14 5600 15 5...

Page 64: ...r HiperAccess 14dBi 36 5dBm 36dBm ASN 700 800 FCC IC Canada Point to Multipoint link 1 2 x IEEE 802 11a 5 725 5 850 GHz 5 channels 9 23dBm External MTI 120 sector 15dBi 37 5dBm 36dBm ASN 700 800 FCC IC Canada Point to Multipoint link 1 2 x IEEE 802 11a 5 725 5 850GHz 5 channels 9 23dBm External MTI 60 sector 17dBi 39 5dBm 36dBm ASN 700 800 FCC IC Canada Point to Point link 1 2 x IEEE 802 11a 5 725...

Page 65: ...ower Rate Power 6 24 Mbps 26 dBm 1 dB 36 Mbps 24 dBm 1 dB 48 Mbps 22 dBm 1 dB 54 Mbps 21 dBm 1 dB Receiver Sensitivity Rate Level 6 Mbps 94 dBm 2 dB 9 Mbps 93 dBm 2 dB 11 Mbps 92 dBm 2 dB 12 Mbps 91 dBm 2 dB 18 Mbps 90 dBm 2 dB 24 Mbps 86 dBm 2 dB 36 Mbps 83 dBm 2 dB 48 Mbps 77 dBm 2 dB 54 Mbps 74 dBm 2 dB 59 ...

Page 66: ...parameters such as passwords time date snmp community etc 7 Press Commit Settings The new settings will now be taken into use ASN 900 1 Login to the web interface of the unit 2 Go to NETWORKING radio1 page Check that the operating mode is Station Slave Enter the same SSID as you did for the ASN 700 unit AP Master earlier Change the wireless mode to 11a If you enabled the AES encryption on the ASN ...

Page 67: ... Press Save 9 Click the Bandwidth management link on the Navigation menu Click Add new bandwidth limit entry 10 Enter the following values To subscriber 1024 From subscriber 512 11 Press Create 12 Click the Guests preferences link on the Navigation menu 13 Click Enabled Enter the following information in the corresponding fields Network 192 168 255 0 24 IP range 192 168 255 0 24 Select bandwidth l...

Page 68: ...s ethernet1 interface is 192 168 1 1 When configuring bs2 change the IP address to 192 168 1 2 Press OK 28 Go to NETWORKING Routing Enter the following values Destination 0 0 0 0 Netmask 0 0 0 0 Gateway 192 168 1 254 Click Add 29 Go to SERVICES DHCP Relay Check Enable box and change the server IP address to 192 168 1 254 Press OK 30 Go to SERVICES RoamNET Check Enable box and change the server IP ...

Page 69: ...spositif peut ne pas causer l interférence nocive 2 Ce dispositif doit accepter n importe quelle interférence reçue comprenant l interférence qui causent l opération peu désirée 3 Avertissant Rayonnement électromagnétique Veuillez garder ces produit et antennes relatives à une distance 20 centimètres de corps humain Notification de normalisation Les caractéristiques et les paramètres du dispositif...

Page 70: ... bracket Support d Uppoer Grounding bolt Fondre le boulon Lower mounting bracket Abaissez le boulon de fixation Aluminum enclosure Clôture en aluminium Direction d installation Les connecteurs doivent toujours être en bas dans les installations extérieures Dans les installations d intérieur par exemple entrepose etc la direction peut être librement choisie si l antenne intégrée n est pas utilisée ...

Page 71: ...puissance Pour la meilleure opération les antennes employant la même radio devraient se diriger directement vis à vis des directions de l un l autre En outre la longueur des câbles entre les antennes et le diviseur de puissance devrait être identique pour assurer la force égale de signal aux deux cellules Le diviseur de puissance réduit le niveau du signal de sortie par le dBm 3 Les figures suivan...

Page 72: ...ation dans l environnement extérieur L unité d alimentation de l énergie PSU 2 peut alimenter jusqu à deux produits de ASN 700 800 La tension d alimentation de l alimentation d énergie est de 12 volts continu L unité d alimentation d énergie a une batterie rechargeable d acide de plomb scellée incorporée pour assurer au moins peu de compte rendu d opération quand la tension d alimentation principa...

Page 73: ... Le client enverra le produit à Airspan Networks pour la réparation et l analyse En cas de défaut grave d équipement Airspan Networks peut alors envoyer une unité de remplacement Le client payera l expédition coûtée reliée avec le retour du produit Airspan Networks payera l expédition coûtée quand l équipement est retourné après la réparation ou l expédition d une unité de rechange DÉNI La politiq...

Page 74: ...xford Road Uxbridge Middlesex UB8 1UN Call 44 0 1895 467100 Fax 44 0 1895 467101 email sales airspan com Internet Airspan com Customer Service Help Desk for customer service emergency Airspan Communications Limited Cambridge House Oxford Road Uxbridge Middlesex UB8 1UN Int Tel 44 0 1895 467 467 Int Fax 44 0 1895 467 472 E mail Support Airspan com 68 ...

Page 75: ...tioned by the requirement that no modifications are made to the equipment unless the changes or modifications are expressly approved by the Airspan Communications Corporation 9 Prerequisite skills Personnel installing commissioning and maintaining the Airspan products must have a basic knowledge of telephony and radio communications and have experience in installing commissioning and maintaining t...

Page 76: ...lications around the world Airspan has offices in the following countries Europe Czech Republic Poland Russia United Kingdom Finland Africa South Africa Americas United States Asia Pacific Australia China Indonesia Japan New Zealand Main Operations Airspan Communications Ltd Cambridge House Oxford Road Uxbridge Middlesex UB8 1UN UK Tel 44 0 1895 467 100 Worldwide Headquarters Airspan Networks Inc ...

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