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ELSA LANCOM Wireless L-II

4 Operating modes and functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

4.1 Establishing wireless connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

4.2 Security for your configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

4.2.1  Security for the device  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  45
4.2.2  Security for your WLAN  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  47
4.2.3  Security for your LAN  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  48

4.3 Call charge management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
4.4 Automatic address administration with DHCP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

4.4.1  The DHCP server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  52
4.4.2  DHCP – 'on', 'off' or 'auto'? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  53
4.4.3  How are the addresses assigned?  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  53
4.4.4  Configuring the DHCP server  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  57

4.5 Accounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

4.5.1 Configuring accounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
4.5.2 Reading the accounting data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

5 Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

5.1 Power and ratings data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
5.2 Radio frequency channels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

6 Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

6.1 Declaration of conformity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
6.2 General warranty conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

7 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

LANCOM Wireless

reference manual on CD

100235 Wireless L-11.book Seite 6 Montag, 30. Oktober 2000 5:43 17

Summary of Contents for LANCOM Wireless L-II

Page 1: ...ELSA LANCOM TM Wireless L II 100235 Wireless L 11 book Seite 1 Montag 30 Oktober 2000 5 43 17...

Page 2: ...ification authority has confirmed ELSA conformity to the worldwide ISO 9001 standard in certificate number 09 100 5069 issued on June 15 1998 You can find all declarations and approvals for the produc...

Page 3: ...als basic technical information e g wireless networks general networking technology TCP IP etc workshop with detailed examples of applications reference section for general information including a com...

Page 4: ...ELSA LANCOM Wireless L II EN 100235 Wireless L 11 book Seite 4 Montag 30 Oktober 2000 5 43 17...

Page 5: ...2 The bottom of the unit 22 2 5 How to connect the device 23 2 6 Software installation 23 2 7 Quickstart 23 2 7 1 The Wizards 24 2 7 2 Basic settings 25 3 Configuration and management 31 3 1 Radio or...

Page 6: ...7 4 2 3 Security for your LAN 48 4 3 Call charge management 51 4 4 Automatic address administration with DHCP 52 4 4 1 The DHCP server 52 4 4 2 DHCP on off or auto 53 4 4 3 How are the addresses assig...

Page 7: ...all EU countries and Switzerland Use of the devices is reg ulated throughout Europe by the 1999 5 EG guideline of the European Parlia ment and Council Directive of 9 March 1999 regarding Radio and Tel...

Page 8: ...ions and the access point can reach each other and exchange data is known as a radio cell All of the standard functions of a wired network are also available in a wire less network Access to files ser...

Page 9: ...referred to as an infrastructure network This network type is ideally suited as an addition to existing LANs The infra structure network is the ideal solution for expansion of a LAN in areas where wir...

Page 10: ...LANCOM Wireless L 11 to a 10 Mbit LAN or to a DSL modem DSL connection With special DSL firmware on CD ROM you can connect your LANCOM to a DSL modem such as the T DSL network offered by Deutsche Tele...

Page 11: ...If an error occurs during the upload e g a transmission error the functioning previous version is automatically reactivated Wireless and secure with WEP The WEP Wired Equivalent Privacy encryption met...

Page 12: ...help file for detailed information on the ELSA AirLancer Client Manager Status displays LED indicators on the front of your access point allow you to monitor the Eth ernet connections and the current...

Page 13: ...d to exclude data from being tranmitted to all or part of the network Data that belongs to specific services e g printing services can also be excluded from transfer NetBIOS proxy ELSA routers offer a...

Page 14: ...ou to determine the incorrect configuration of the computer or router quickly and allocate the resulting expenses to their appropriate causes Roaming The roaming feature lets you construct bigger wire...

Page 15: ...ss L 11 ELSA AirLancer wireless network adapter with integrated antenna already in the access point Power adapter LAN connector cable also suitable when connecting to a DSL modem Documentation CD cont...

Page 16: ...y Start Settings Control panel Network TCP IP Properties IP address Automatically receive IP address Also delete any existing entries for DNS servers and gateways found under the Gateway and DNS Confi...

Page 17: ...you which IP address was assigned to the computer by the DHCP server and which addresses have been specified for DNS servers and the gateway 2 3 2 Windows NT 4 0 Using Windows NT 4 0 as an example th...

Page 18: ...er can be given 10 1 1 1 and all can have the subnet mask of 255 255 255 0 To test whether or not a specific IP address such as 10 1 1 1 is free enter ping 10 1 1 1 in a DOS session If you do not rece...

Page 19: ...ardware If your network card is not detected during system startup launch the hardware wizard by selecting Start Settings Control Panel Add Remove Hardware Select to search for new hardware and then s...

Page 20: ...TCP IP should be listed in any case Select its entry and click the Properties button This opens a dialog where you can define all of the properties for this network protocol The procedures for settin...

Page 21: ...ront of the unit LEDs You will find a number of LEDs as display elements on the front panel This LED shows the send and receive status of the card Off no wireless activity Blinking wireless data being...

Page 22: ...ess point indicates data collisions on the LAN The LED LAN link on the access point indicates data activity in the Ethernet network The Reset button is recessed in the case and can only be reached wit...

Page 23: ...re installation The ELSA LANconfig configuration software for Windows operating systems enables you to set up your router easily and conveniently for the desired application To use it first install EL...

Page 24: ...access the LANCOM using WEBconfig The TCP IP protocol is installed on the system with a fixed IP address In this case LANconfig finds LANCOM at the client computer s address which ends in 254 x x x 25...

Page 25: ...lanation of its values The following provides a detailed description of the basic settings for the ELSA LANCOM Wireless L 11 2 7 2 Basic settings With the basic settings you assign a name to the unit...

Page 26: ...ndows network for example If you are not sure whether your network already uses IP addresses click on Start Run enter winipcfg on the command line and click OK If the next window shows the value 0 0 0...

Page 27: ...er on your LAN Disable Automatically configure workstations via DHCP only if you want to use IP addresses on your network or already use another DHCP server The functions of the DHCP server are descri...

Page 28: ...tart the Telnet connection by clicking Start Run and entering Telnet 10 0 0 254 on the command line Set the IP address on the LAN WLAN cd setup TCP IP set intranet addr 10 0 0 1 set intranet mask 255...

Page 29: ...work The router itself is addressable using the IP address of 10 0 0 1 After you reboot your system all units on the local network will be assigned IP addresses by the DHCP server in the router It wil...

Page 30: ...Installation ELSA LANCOM Wireless L II 30 EN 100235 Wireless L 11 book Seite 30 Montag 30 Oktober 2000 5 43 17...

Page 31: ...or block the access altogether by using the IP access list The configuration of ELSA LANCOM Wireless L 11 requires the use of either ELSA LANconfig for Windows ELSA WEBconfig or Telnet supplied with...

Page 32: ...onfiguration File option reads the device s current settings and displays the General configuration selection The remainder of the program s operation is pretty much self explanatory or you can use th...

Page 33: ...files are kept Ideally keep the help files on a server that is always accessible Use the following syntax when specifying the directory On a local computer for example file C Program Files ELSAlan HT...

Page 34: ...t saved additionally in the device as a second firmware Of the two firmware versions saved in the device only one can ever be active When loading a new firmware version the active firmware version is...

Page 35: ...A LANconfig for example If the newly installed release contains parameters which are not present in the device s current firmware the router will add the missing values using the default settings ELSA...

Page 36: ...riteflash command Binary file transfer must be set for TFTP However many systems have the ASCII format preset This example for Windows NT shows you how to achieve this by using the i parameter The dev...

Page 37: ...o plain text thereby helping you to troubleshoot Installing ELSA LANmonitor Usually ELSA LANmonitor is automatically installed together with the ELSA LANconfig configuration software on the computer f...

Page 38: ...connection via the wireless network card WLAN connection Insert the accompanying CD in the computer which is connected with the access point via WLAN Initialize ELSA LANconfig and select Processing Fi...

Page 39: ...39 ELSA LANCOM Wireless L II EN If you would like to delete this setup and install your access point for LAN operation within an Ethernet network proceed likewise 100235 Wireless L 11 book Seite 39 M...

Page 40: ...Configuration and management ELSA LANCOM Wireless L II 40 EN 100235 Wireless L 11 book Seite 40 Montag 30 Oktober 2000 5 43 17...

Page 41: ...gure your device Please refer to the electronic documentation for a detailed description of all parameters and menus 4 1 Establishing wireless connections This section explains how to get a wireless n...

Page 42: ...g channels 1 6 and 13 This means that no more than three access points within reach of a wireless LAN can be operated completely free of interference i e only three access points per room or floor A...

Page 43: ...nt If you are creating an infrastructure network with more than one access point the roaming function is always available Roaming guarantees the ability of a mobile computer to switch from one wireles...

Page 44: ...odule LANconfig Management Interfaces WLAN access General Point to point 4 1 5 Wireless Internet gateway via DSL The use of the LANCOM Wireless as a DSL router or DSL gateway is only possible if your...

Page 45: ...s for the exchange of data are established in the configuration of the device These include the security of your network monitoring of costs and the authorizations for the individual network users Nee...

Page 46: ...in the ELSA LANconfig for configuring login barring in the Management configuration area on the Security tab or under Setup Config module in the menu Lock configuration after Login errors Lock configu...

Page 47: ...work On a closed network the network name is not visible on remote stations Logging on using the ANY network name is not possible in this case Therefore all wireless stations on a closed network have...

Page 48: ...tering Access protection with Password Firewall filter The firewall filters of the ELSA LANCOM devices offer filter functions that can apply to individual computers or the entire network It is possibl...

Page 49: ...idual objects into filter rules The rule table contains the protocol being filtered the source object the target object and the filter action to be executed The protocol and the source and target obje...

Page 50: ...veral ways of configuring firewall filters WEBconfig Full configuration Setup IP router module Firewall LANconfig IP router Filter Telnet Setup IP router module Firewall ELSA LANconfig provides a very...

Page 51: ...asquerading provides a hiding place for every computer while connected with the Internet Only the router module of the unit and its IP address are visible on the Internet The computers in the LAN then...

Page 52: ...not available locally In a smaller network it is still conceivable that these addresses could be entered manually in all the computers in the network In a larger network with many workstation compute...

Page 53: ...s to the off state off The DHCP server is permanently disabled auto The server is in automatic mode In this mode after switching it on the device looks for other DHCP server within the local network T...

Page 54: ...her computer The DHCP server also checks whether the address selected is still available in the local network As soon as the uniqueness of an address has been established the requesting computer is as...

Page 55: ...ted period of time Once this period of validity has expired the computer can no longer use these addresses In order for the computer to keep from constantly losing its addresses above all its IP addre...

Page 56: ...eters assigned to it by the DHCP server This can be performed via the Network Neighborhood properties for example Click Start Settings Control Panel Network Select the TCP IP entry for your network ad...

Page 57: ...ured device to your local network using a network cable Switch the device on It will not find any other DHCP servers in the network and will thus enable its own DHCP functions If you have not done so...

Page 58: ...ard for the basic settings If you have not previously used any IP addresses in your network select the option Make all settings automatically in this wizard and confirm your selection with Finish in t...

Page 59: ...e The accounting tool determines online times and data transfer volumes and breaks them down according to the computers that used the connections The accounting data are stored in a list for current c...

Page 60: ...es how often a user s action led to the establishment of a connection 4 5 1 Configuring accounting Settings for accounting are found under Setup Accounting From there you can enable or disable account...

Page 61: ...time Total online time for this user to this remote site Connections The number of counted connections for this user to this remote site If a user establishes a connection to another remote site a new...

Page 62: ...Operating modes and functions ELSA LANCOM Wireless L II 62 EN 100235 Wireless L 11 book Seite 62 Montag 30 Oktober 2000 5 43 17...

Page 63: ...tween wireless LAN and ethernet LAN by bridge protocols for WAN PPPoE DSL routed proto cols via ISDN DSL TCP IP IPX NetBIOS IP Security Password protection address and protocol filters WEP encryption...

Page 64: ...mitted in what country Frequency band 2400 2500 MHz Channel no USA FCC EU ETSI France Japan 1 2412 2412 2412 2 2417 2417 2417 3 2422 2422 2422 4 2427 2427 2427 5 2432 2432 2432 6 2437 2437 2437 7 2442...

Page 65: ...htlinie 73 23 EWG Low Voltage Directive 73 23 EEC EMV Richtlinie 89 336 EWG EMC Directive 89 336 EEC Zur Beurteilung der Konformit t wurden folgende Normen herangezogen The assessment of this product...

Page 66: ...The warranty period for the ELSA AirLancer wireless adapter is two years This period begins at the day of delivery from the ELSA dealer Warranty services do not result in an extension of the warranty...

Page 67: ...rdless of the legal basis are excluded This does not apply if e g injury to persons or damage to private property are specifically covered by the product liability law or in cases of intentional act o...

Page 68: ...Appendix ELSA LANCOM Wireless L II 68 EN 100235 Wireless L 11 book Seite 68 Montag 30 Oktober 2000 5 43 17...

Page 69: ...4 Connection duration 11 D Data encryption 47 Data volume 13 DHCP 52 53 DHCP mode 53 DHCP server 52 configuration 57 DNS server 13 52 54 DSL 44 E Electronic documentation 15 End address 53 Ethernet 10...

Page 70: ...54 NetBIOS 13 O Online media 31 Online time 13 Operating modes 41 P Package contents 15 Password 48 Password protection 45 PAT 48 51 Peer to peer network 8 13 Period of validity 52 55 Point to point...

Page 71: ...ranty conditions 66 WEBconfig 35 36 WEP 47 Windows networks 13 Winipcfg 26 Wireless Internet gateway 44 Wireless LAN 8 Wireless network 7 Wireless network adapter 8 WLAN 8 WWW 51 100235 Wireless L 11...

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