Lancom 3550 manual

L ANCOM 3550 W ir eless[...]

© 2006 LANCOM Systems GmbH, Wuersele n (Germany). All rights reserved . While the i nformation in this manual has bee n compiled with gr eat car e, it may not be deemed an assur ance of pr oduct characteristics. LANCOM S ystem s shall be liab le only to th e degre e specified in the terms of sal e and delivery . The r eproduction and distribut ion[...]

LANCOM 3550 Wir eless  Preface 3 EN Preface Thank you for placing your tr ust in this LANCOM pr oduct. The comb ination of UMTS/HSD P A, W LAN, DSL and VPN ope ns up a comple tely new range of possibilities in enterp rise connectivity—for example, mobile conferen- ce rooms that are connected via UMTS/HSDP A and offer Internet access over WLAN [...]

LANCOM 3550 Wir eless  Preface 4 EN  S ystems design of the L COS oper ating system  Configur ation  Management  Diagn osis  Security  Routing and W AN functions  Fir ewall  Quality of S ervice (QoS)  Virtual Private Networks (VPN)  Virtual Local Networks (VLAN)  Wireless Networks (WLAN)  Backup Solutions  [...]

LANCOM 3550 Wir eless  Preface 5 EN numbers and contact infor mation for LANCOM S ystems support can be found on a separ ate insert, or at the LANCOM S ystems webs ite. Notes sy mbols  V ery important instructions. If not followed, damage may result.  Important instruction t hat should be followed.  Additiona l instructions whi ch can b[...]

LANCOM 3550 Wir eless  Contents 6 EN Contents 1 Introduction 9 1.1 What is a Wireless LAN? 9 1.1.1 Whi ch hardware to us e? 9 1.1.2 Operat ion modes of Wireless LANs and base stations 9 1.2 The advantages of the UMTS/HSPDA solution 10 1.2.1 “Last mile“ vi a UMTS/HSPDA 10 1.2.2 Mobile co nference room 11 1.2.3 UMTS/ HSPDA Backup 12 1.3 What c[...]

LANCOM 3550 Wir eless  Contents 7 EN 4 Setting up Internet access 38 4.1 Instructions for LANconfig 39 4.2 Instructions fo r WEBconfig 39 5 Setting up the UMTS profile 41 5.1 Internet access 41 5.2 VPN site coupling 44 5.3 Other settings 46 5.3.1 Choosing the mobile tel ephone network 46 5.3.2 Ac tivate UMTS /GPRS profile 47 5.3.3 UMTS/HSPDA onl[...]

LANCOM 3550 Wir eless  Contents 8 EN 7 Security setting s 56 7.1 Security for the Wireless LAN 56 7.1.1 Close d network 56 7.1.2 Ac cess control via MAC addre ss 57 7.1.3 LANCOM Enhance d Passphrase Security 57 7.1.4 Encrypt ion of the data transfer 58 7.1.5 802.1x / EAP 59 7.1.6 IPSec over WLAN 60 7.2 Tips for handling keys 60 7.3 The security [...]

LANCOM 3550 Wir eless  Chapter 1: Intr oduction 9 EN 1I n t r o d u c t i o n 1.1 What is a Wir eless LAN?  The following sec tions describe t he functionality of wireless networks in general. The functions supported b y y o u r d e v i c e a r e l i s t e d i n t h e table 'What can your LANCOM Rout er do?'. Detailed information on[...]

LANCOM 3550 Wir eless  Chapter 1: Introductio n 10 EN  Larger Wireless LANs, connection to LA Ns with one or more base stations (infrastructur e network)  Setting- up of an Internet access  Connecting two LANs via a direct radio link (point- to- point mode)  Connecting of devices with Ethernet interface via b ase stations (clien t mo[...]

LANCOM 3550 Wir eless  Chapter 1: Intr oduction 11 EN For a r e gular Internet connection over UMTS/HSPDA, various net pr oviders offer so called “homezone“ t ariffs. With this tariff the dat a trans fer within the homezone radio cell is usually far bel ow the costs of t he usual mobi le tariffs where the data card i s used in multiple radio[...]

LANCOM 3550 Wir eless  Chapter 1: Introductio n 12 EN For a gr oup of staff members, who e.g. often work together on projects at a customer’s location, a so- calle d mobile conference room can be established. The access point then only has t o be configured once by t he administr ator; the s t a f f m e m b e r s o n l o c a t i o n s i m p l [...]

LANCOM 3550 Wir eless  Chapter 1: Intr oduction 13 EN As an alternative to the ISDN or an alog backup method, a UMTS/HSPDA con- nection can assure the availability of the data connection. If the connection to the Internet is established by a router with LA NCOM UMTS/ VPN Option, the UMTS/HSPDA co nnection can dir ectly replace the DSL connection[...]

LANCOM 3550 Wir eless  Chapter 1: Introductio n 14 EN L A N C O M d e v i c e s w i t h m o r e t h a n o n e WAN int erface (e.g. DSL and UMTS/ HSPDA interface) can be im plemented f lexibly in b ackup soluti ons. The backup event is triggered for example, when the default route is no longer available via the DSL interface. The de vice's U[...]

LANCOM 3550 Wir eless  Chapter 1: Intr oduction 15 EN UMTS/HSPD A function f or minternet connection, as mobile confer ence room or as b ackup sol ution ✔ Wireless LAN Wireless tr ansmission by IEEE 802.11g / IEEE 802.11 b or wireless transmi ssion by IEEE 802.11a ✔ Simultane ous dual band oper ation p ossible with addi tional r adio car d ?[...]

LANCOM 3550 Wir eless  Chapter 1: Introductio n 16 EN DHCP and DNS server ✔ Connection to the WAN W AN connection for DSL or cable modem ✔ UMTS/HSPDA connectio n via UMTS card in CardBus slot ✔ Internet access (IP router) State ful Inspection Fir ewall ✔ Firewall filter (addr ess, port) ✔ IP masquerading (NA T , P AT) ✔ Quality of Se[...]

LANCOM 3550 Wir eless  Chapter 2: Instal lation 17 EN 2 Installation This chapter wi ll assist you to quickly i nstall har dware and s oftware. First, check the package conte nts and system re quir ements. The device can be installed and configured quickly and ea sily if all prerequisites are fulfilled. 2.1 Package contents Please check t he pac[...]

LANCOM 3550 Wir eless  Chapter 2: Installation 18 EN 2.3 S tatus displays, interfaces an har dwar e installation 2.3.1 Status display Meanings of the LEDs In the following sec tions we will use d ifferent terms to describe the behaviour of the LEDs:  Blinking means, that the LED is switched on or off at regula r intervals in the respecti ve i[...]

LANCOM 3550 Wir eless  Chapter 2: Instal lation 19 EN  Pow e r This LED indicates that the devi ce is operati onal. After the device has been switched on, it wi ll flash green fo r the dur ation of the sel f- test. After the self- test, either an error is output by a flashing red light code or the device starts and the LED remains lit gr een.[...]

LANCOM 3550 Wir eless  Chapter 2: Installation 20 EN circumstances, you would assign a configuration passwor d during the basic configur ation (see instruct ions in the foll owing chapter).  Wireless Link Gives inform ation about the Wireless LAN access of the int ernal wireless net- work adapter of the base station. The condition of the opti[...]

LANCOM 3550 Wir eless  Chapter 2: Instal lation 21 EN  LAN Link Condit ion of the LAN inte rface:  LAN Rx/Tx Indicating data tr affic on the LAN interface:  WAN St at e Condition of connections via W AN interface:  WAN Link Condition of t he W AN interface: 2.4 The back of the unit The connections and switches of the base station are[...]

LANCOM 3550 Wir eless  Chapter 2: Installation 22 EN 쐃 Connector for main antenna (if necess ary is here the spot to connect Air- Lancer Extender additional antennas) 쐇 Connection for the included power adapte r 쐋 Reset swit ch – has two different functions dep ending on the length of time that it is pressed:  Restarting the device (s[...]

LANCOM 3550 Wir eless  Chapter 2: Instal lation 23 EN T o do so, pull the cable twice through the ferrite cor e so that a bow ar ound the core result s. (see illustrations) . The ferrite corres should be fixed near the plugs (closer than 10 cm). 햳 Antennas – Screw on the both included diversity antennas at the back of the LANCOM 3550 Wir ele[...]

LANCOM 3550 Wir eless  Chapter 2: Installation 24 EN Power- over- Ethernet – elegant power supply through the LAN wiring LANCOM 3550 Wireless base stati ons ar e prep ared for the P oE power supply (Power - over- Ethernet). P oE- enabled networ k device s can be comfortably supplied with power feeding through the LAN wir ing. A separate extern[...]

LANCOM 3550 Wir eless  Chapter 2: Instal lation 25 EN 2.6.1 Starting LANCOM setup Place the LANCO M CD in your CD drive. The LANCOM setup pr ogram wil l start automatically .  If the setup progr am does not start automatically , run AUTO RUN.EXE in the root folder of the LANCOM CD. In Setup select Install LANCOM Software . The following selec[...]

LANCOM 3550 Wir eless  Chapter 2: Installation 26 EN  With LANCOM Online Documentation, you can copy the docume nta- tion files on your PC. Select the appropriate software opti ons and confirm your choice with Next . The softwar e is automati cally installed.[...]

LANCOM 3550 Wir eless  Chapter 3: Basic configur ation 27 EN 3 Basic configuration The basic configuration can be performed on a step- by- ste p basis using a convenient setup wizard to guide y o u through the setup process and prompt you for the r equir ed information. First, this chapte r will tell you which information is required for the bas[...]

LANCOM 3550 Wir eless  Chapter 3: Basic configuratio n 28 EN Fully automatic TCP/IP configuration is only possible in certain netw ork envi- ronmen ts. The setup wi zard t heref ore analyse s the connect ed LAN to deter- mine whether it supports fu lly au tomatic configu ration. New LAN—fully automatic configuration possible If all connec ted [...]

LANCOM 3550 Wir eless  Chapter 3: Basic configur ation 29 EN  IP address and netmask for the LANCOM Router Assign a fr ee IP addr ess fr om the addr ess range o f your LAN to the LANCOM Router and specify the netmask.  Enable DHCP server? Disable t he DHCP s erver f unction in the LANCOM Router if you would like to have a differe nt DHCP s[...]

LANCOM 3550 Wir eless  Chapter 3: Basic configuratio n 30 EN  By using the network name 'A NY', the mobile radio sta tion will enrol in the next available Wireless LAN. The Wireless LAN can be „closed“ to pr event this pr ocedur e. In this case, no enr olment with the network name 'ANY' will be accepted.  For standa[...]

LANCOM 3550 Wir eless  Chapter 3: Basic configur ation 31 EN If you run the LANCOM Rout er via DSL access with a flat- rate tariff , you can set the maximum connect ing- time in minut es. Any budget can be dea ctivated by entering the value '0.'  In basic settings the charge pr ot ection is defined to maximum 600 minutes within seve[...]

LANCOM 3550 Wir eless  Chapter 3: Basic configuratio n 32 EN 햴 Specify whet her or not the r outer s hould act as a DHCP server . Make your selection an d confirm with Ne xt . 햵 In the following window , specify the p assword for configuration access. N ot e t h a t t h e p as sw o r d i s c a s e - se ns i t iv e a n d e n s u r e t hat it [...]

LANCOM 3550 Wir eless  Chapter 3: Basic configur ation 33 EN After power ed on, unconf igure d LANCOM devic es check first, whe ther a DHCP server is already active in the LAN. De pe ndent on the situatio n, the device is able to swi tch on its own DHCP server or , alternatively , to activate its DHCP client mod e. In this second op erating mode[...]

LANCOM 3550 Wir eless  Chapter 3: Basic configuratio n 34 EN then the device can be accessed by the name “LANCOM <MAC addr ess>” (e.g. “LANCOM- 00a057xxxxxx”).  The MA C addr ess can be found on a label at the bottom of the device.  If t h ere i s no D N S se rv e r i n t h e L A N , o r it i s n ot l in k e d t o th e D HC P[...]

LANCOM 3550 Wir eless  Chapter 3: Basic configur ation 35 EN  The setup wizar ds are tailor ed precisely to the functionality of the spe- cific LANCOM Router. As a r esult, your device may offer different wiz- ards than those shown here. If you have chosen automatic TCP/IP configuration, please continue with Step 햴 . 햳 If you would li ke [...]

LANCOM 3550 Wir eless  Chapter 3: Basic configuratio n 36 EN 햵 In the following 'Security settings' window , specify a password for config- uration access. No te that the pass word is case- sens itive and ensure that it is sufficiently long (at l east 6 characters). Y ou may specify whether the device may only be configured from the [...]

LANCOM 3550 Wir eless  Chapter 3: Basic configur ation 37 EN  DNS serv er – translates network names (www . lancom.de ) or names of computers ( www .lancom.de) to actu al IP addresses. The LANCOM Router can perform the func ti ons of bo th a default gateway and a DNS server . In addition, as a DHCP se rver it can also automatica lly assign [...]

LANCOM 3550 Wir eless  Chapter 4: Setting up Inter net access 38 EN 4 Setting up Internet access All computers in the LAN can take advant age of the cent ral Int ernet access of the LANCOM R outer. T he connec tion to the Internet pr ovider can be estab- lished via t he W AN interface which is connected t o an ADSL or cable modem. For m odels wi[...]

LANCOM 3550 Wir eless  Chapter 4: Setting up Interne t access 39 EN  Active line monitoring ca n also be used with flat rate billing to con- tinuously check the function of the remote station. Y ou also have the option of keep ing flat rate conne ctions alive if requir ed. Dropped connections ar e then automatically re- established. 4.1 Instr[...]

LANCOM 3550 Wir eless  Chapter 4: Setting up Inter net access 40 EN 햴 Depending on their availabi lity , the wizar d will display additi onal options for your Internet connection. 햵 T h e w i z a r d w i l l i n f o r m y o u a s s o o n a s t h e e n t e r e d i n f o r m a t i o n i s c o m p l e t e . Complete the config uration with Ap p[...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UM TS profile 41 EN 5 Setting up the UMTS profile 5.1 Internet access The quickest way to set up Internet access via UMTS/HSPD A is to use the Inter- net Wizard in LANconfig. 햲 Highlight the LANCOM Rout er in the se lection window . From t he menu bar , sel ect Tools  Setup Wizard . 햳 From [...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UMTS pr ofile 42 EN 햵 If your provider does not appear in the list, you can enter the necessary connection data manually . Y ou will need the APN (Access P oint Name) and the appropriate telep hone number in your provider's mobile tele- phone network.  Y our pr ovider wil l supply th is [...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UM TS profile 43 EN Even without an curr ent connection, the active local networks are dis- played in the 'U MTS/GPRS network' section. LANmonitor a lso indicates which networks are permitted and wh ich networks the car d cannot con- nect to. 햸 In the S ystem information sect ion, LANm[...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UMTS pr ofile 44 EN 햹 As soon as the Internet connection has been established, the section for W AN connections in LANmonitor show s the network being used for th e connection.  The status of the data card is also displayed by its LEDs and coded flashing signals. Refer to the docu mentation f[...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UM TS profile 45 EN connection can be established when using the main mode, adjust the method in the VPN connection list to "aggr essive mode" in the appropri- ate profiles at both ends. T o d o this in LA Nconfig , go t o the 'VPN' conf iguration area on the 'Gen- eral&ap[...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UMTS pr ofile 46 EN  T o ensure that the VPN connection with the network at the headquar ters is available on a continuous basis, set both the hol d time for the Internet connection and the VPN hold time to '9 ,999' (k eep alive). This is the only wa y t o e ns ure t ha t a cc ess fro[...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UM TS profile 47 EN The UMTS/GPRS pr ofile settings ar e to be found in LANconfig in the c onfigu- ration ar ea 'Interface' on the 'W AN' tab with the UMTS/GPRS profile button.  The name of the network can be r e ad from LANmonitor or , for exam- ple, by using T elnet under [...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UMTS pr ofile 48 EN 5.3.3 UMTS/HSPDA only or automatic UMTS/HSPD A/GPRS selection UMTS/HSPDA cover age is not yet universally avai lable. It is sti ll possible to establish a dat a connection even in ar eas without UMTS /HSPDA r eception by selecting the 'automatic' oper ating mode. With[...]

LANCOM 3550 Wir eless  Chapter 5: Setting up the UM TS profile 49 EN 5.3.4 Set up a time limit Y ou can prevent excessive costs from arising from connections over the UMTS interface by setting up a t ime limit, for example under LANconfig in the 'Man- agement' configuration area on the 'Costs' tab.[...]

LANCOM 3550 Wir eless  Chapter 6: Po int- to- p oint connections 50 EN 6 Point- to- point connections LANCOM Wirele ss access points serve not only as centra l stations within a wirel ess network, they can also oper ate in point- to- point mode to br idge longer distances. For example, they can provide a secure connection between two networks th[...]

LANCOM 3550 Wir eless  Chapter 6: P oint - to- point connections 51 EN Thus it is recommended for the 5 GHz band t hat one central acces s point should be configu red as 'Master' and all other point- to- point partners should be configured as 'Slave'. In the 2.4 GHz band, too, this setting simplifies the establishment of poin[...]

LANCOM 3550 Wir eless  Chapter 6: Po int- to- p oint connections 52 EN 햳 Activate the suit able point- to- p oint operat ion mode here and set the channel selection scheme to either 'Master' or ' Slave'. Enter the appr opri- ate MAC addr ess for the WLAN card at the remote station (maximum 6).  Please observe that only t[...]

LANCOM 3550 Wir eless  Chapter 6: P oint - to- point connections 53 EN Configur ation with WEBconfig or T elnet Under WEBconfig or T elnet you can set the set tings for the poi nt- to- point connections under the foll owing paths: 6.3 Access points in r elay mode Access points equipped with two wire le ss modules can be used to establish wirel e[...]

LANCOM 3550 Wir eless  Chapter 6: Po int- to- p oint connections 54 EN connection, WLAN- 2 if you are using the second card, e.g. as with an access point with tw o WLAN module s).  Activate the 802.11i encrypti on.  Select the method '802.11i (WP A)- PSK'.  Enter the passphr ase to be used.  The passphrases should consist o[...]

LANCOM 3550 Wir eless  Chapter 6: P oint - to- point connections 55 EN Configur ation with WEBconfig or T elnet The encryption settings for the individual logical WLAN networ ks can be found und er WEBconfig or T elnet unde r the fol lowing pa ths: 6.4.2 LEPS for P2P connections A further gain in securit y can be attai ned by addi tionally us in[...]

LANCOM 3550 Wir eless  Chapter 7: Security set tings 56 EN 7 Security settings Y our LANCOM Router base station has numerous security functions. Y ou find in this chapte r all information nee ded for an optimal pr otection of t he base station. 7.1 Security for the Wireless LAN Reflecting on Wireless LANs often enta ils substantial doubts concer[...]

LANCOM 3550 Wir eless  Chapte r 7: Secur ity setti ngs 57 EN 7.1.2 Access contr ol via MAC addr ess Each network de vice has an special iden tification number . This identification number is the so- cal led MAC address ( M ed ia A ccess C ontr ol), which is world- wide unique per device. The MAC address is pr ogrammed into the har dware and cann[...]

LANCOM 3550 Wir eless  Chapter 7: Security set tings 58 EN 7.1.4 Encryption of the data tr ansfer A special rol e comes up to the encrypti on of data tran sfer for Wire less LANs. For I EEE 802.11 radio tr ansfer the s upplementing encryption standar ds ar e 802.11i/WP A and WEP . The function of the encryption is to ensure the security level of[...]

LANCOM 3550 Wir eless  Chapte r 7: Secur ity setti ngs 59 EN 7.1.5 802.1x / EAP The international industry standard IEEE 802.1x and the E xtensible A uthenti- cation P rotocol (EAP) enable s the r ealization of r eliable and s ecure access controls for base stations. The access dat a is centr ally administ ered on a RADIUS server t hen, and can [...]

LANCOM 3550 Wir eless  Chapter 7: Security set tings 60 EN Moreover , this technology makes enables a secured dispatch and a r egular automatic change of WEP keys. In this way IEEE 802.1x improves the protec- tion efforts of WEP . In Windows XP the IEEE- 802.1x technolo gy is already integrated by default. For other operating sy stems 802.1 x cl[...]

LANCOM 3550 Wir eless  Chapte r 7: Secur ity setti ngs 61 EN 7.3 The security settings wizard Access to the configuration of a device permits not only t o read out critical information (e.g. WEP key , Internet passwor d). Rather , also the entire setti ngs of the security functions (e.g. fir ewall) can b e alter ed th en. So an una uthorized con[...]

LANCOM 3550 Wir eless  Chapter 7: Security set tings 62 EN 햶 Now you can set the security setti ngs for the WLAN. These i nclude the name of the wir eless network, the closed network function and the WEP encryption. Y ou can type in the par a meters for both wireless networks separately on devices with the op ti on of a second WLAN interface. [...]

LANCOM 3550 Wir eless  Chapte r 7: Secur ity setti ngs 63 EN 7.4.1 Wizard for LANconfig 햲 Mark your LANCOM Router in the se lection window . Select from the com- mand bar Extras  Setup Wiz ard . 햳 Select in the sele ction menu the setup w izard Configuring Firewall and confirm your choice with Next . 햴 In the following windows, sele ct [...]

LANCOM 3550 Wir eless  Chapter 7: Security set tings 64 EN  Have you assigned a passwo r d for the configur ation? The simplest option for the protection of the configur ation is the estab- l i s h m e n t o f a p a s s w o r d . A s l o n g a s a p a s s w o r d h a s n ' t b e e n s e t , a n y o n e can change the configuration of the[...]

LANCOM 3550 Wir eless  Chapte r 7: Secur ity setti ngs 65 EN  Have you activated the IP masquerading? IP masquerading is the hiding place for all local compu ters for connection to the Internet. Only the router module of the unit and it s IP address ar e visible on the Internet . The IP addr es s can be fi xed or assig ned dynami- cally by th[...]

LANCOM 3550 Wir eless  Chapter 7: Security set tings 66 EN  Have you secured your wireless network encryption, an ACL and LEPS? With the help of 802.11i, WP A or WEP , you can encrypt the data in your wirel ess network with di fferent encr yption methods such as AES, TKIP or WEP . LANCOM S ystems r ecommends the str ongest possi ble encryptio[...]

LANCOM 3550 Wir eless  Chapte r 7: Secur ity setti ngs 67 EN  Have you activated the mechanism that protects your W AN lines if the device is stolen? After being stolen, the device can th eoreti cally be oper ated at anothe r location by unauthorized persons. P asswor d- protect ed device configu ra- tions offer no protection fr om the oper a[...]

LANCOM 3550 Wir eless  Chapter 8: Option s and accessories 68 EN 8 Options and accessories Y our LANCOM Router base station has numerous extensibil ities and th e pos- sibility to use a broad choice of LANCOM accessories. Y ou find in thi s chapter information about the available access ories and how to use them with your base station.  The r[...]

LANCOM 3550 Wir eless  Chapter 8: Options and accessories 69 EN these signals can be re - combined into a single signal. T he most common methods ar e space diversit y and polarization diversity . LANCOM Systems supplie s a variety of p olarization- diversity antennas as accessories for LANCOM Wir eless Router. These model s enable two orthogo- [...]

LANCOM 3550 Wir eless  Chapter 8: Option s and accessories 70 EN nisms for authentication and billing of si ngle users (AAA - Authentication / Authorisatio n / Accounting). This lac k remedies the LANCOM S ystems Open User Authentication (OUA), th e main part of the LANCOM P ublic Spot Option. The OUA procedur e r ealizes the authentication of a[...]

LANCOM 3550 Wir eless  Chapte r 9: T roubleshootin g 71 EN 9T r o u b l e s h o o t i n g In this chapter , you will find suggesti ons and assistance for a few common dif- ficulties. 9.1 PIN Handling Depending on the configur ation, a LA NCOM with UMTS/HSPDA function and a n i ns er te d d at a c ar d t ri es to es t a b l ish a connection to th[...]

LANCOM 3550 Wir eless  Chapter 9: T roubleshooting 72 EN Configur ation with WEBconfig or T elnet Under WEBconfig or T elnet the UMTS/HSPDA/GPRS Pr ofiles ar e located under the following directories: 햳 The next attempt with the valid PIN number should occur without error .  After the third attempt with an inva lid PIN th e SIM card is lock[...]

LANCOM 3550 Wir eless  Chapte r 9: T roubleshootin g 73 EN  Usually a data card is supplied with the operating software fr om the net pr ovider . With this soft ware the PI N number of the SIM car d can be changed whenev er r equir ed. 9.2 No DSL connection is established After start- up the router automatically attempts to connect to the DSL[...]

LANCOM 3550 Wir eless  Chapter 9: T roubleshooting 74 EN 9.3 DSL data transfer is slow The data t ransf er r ate of an br oadban d (Internet) DSL connection is dependent upon numer ous factors, most of whic h ar e outside of one's own spher e of influence. Important factors asid e from the bandwidth of one's own Internet connection are[...]

LANCOM 3550 Wir eless  Chapter 10: Appendix 75 EN 10 Appendix 10.1 Performance data and specifications LANCOM 3550 Wir eless Frequency band 2400 - 2483,5 MHz (ISM) or 5150 - 5750 MHz Connections LAN 10/100base- TX, au tosensing, node/hub switch W AN 10/100base- TX, autosensing WLAN1 T wo reverse SMA con nections with antenna diver sity WLAN2 32 [...]

LANCOM 3550 Wir eless  Chapter 10: Appendix 76 EN 10.2 Contact assignment 10.2.1 LAN interface, 10/100base- TX 8- pin RJ45 socket, as per ISO 8877, EN 60603- 7 10.2.2 W AN interface, 10/100base- TX 8- pin RJ45 socket, as per ISO 8877, EN 60603- 7 Connector Pin Line 1T + 2T - 3R + 4P o E / G 5P o E / G 6R - 7P o E / - 4 8 V 8P o E / - 4 8 V Conne[...]

LANCOM 3550 Wir eless  Chapter 10: Appendix 77 EN 10.3 Declaration of conformity LANCOM S ystems her ewith declar es that the devi ces of the type des cribed in this documentatio n are in agre ement with t he basic r equir ements and other relevant r egulations of the 1995/5/EC directive. The CE declarations of conformity for your device ar e av[...]

LANCOM 3550 Wir eless  Chapter 11: Radio channel regulations for WLANs 78 EN 11 Radio channel regulations for WLANs Information about approvals and notifi cations in various countri es and the radio channel r egulations can be found in t he ref ere nc e ma nu a l o r on the LANCOM Systems web si te ( www.lancom- s ystems.com ).[...]

LANCOM 3550 Wir eless  Index 79 EN Index Numerics 10/100Base - TX 22 100Mbp ne twork 22 802.11i 15 , 56 , 57 , 58 , 66 802.1x 15 , 56 , 58 A ACL 57 Anschlüsse 21 Antenna Connector for diversity antenna 22 Outdoor 68 Autosensing 22 , 23 C Closed network 15 Configuration access 32 , 36 Configuration protection 29 Connect charge protection 32 , 36[...]

LANCOM 3550 Wir eless  Index 80 EN IP masquerading 16 IP router 14 L LAN Connector cable 17 LAN connection 22 LANCOM Enhanced Passphrase Security 56 LANCOM setup 25 LANconfig 25 , 31 run setup wizards 39 LANmonitor 25 LANtools System preconditions 17 LEPS 15 , 57 M MAC address filter 15 MAC- Adresse 59 mobile telephone network 46 Multi S SID 15 [...]

LANCOM 3550 Wir eless  Index 81 EN Settings to PCs in the LAN 36 Windows size 74 TCP/IP configuration Automatic 35 fully automatic 27 , 28 manual 27 , 28 TCP/IP filter 16 , 65 Technical data 75 Traffic lock 15 Transfer pr otocol 73 Turbo Mode 15 U UDP 65 UMTS 41 automatically swit ch to GPRS 48 Choosing the mobile telephone net- work 46 incorrec[...]