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Lancom OAP-54 Manual

Lancom OAP-54 Manual

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LANCOM OAP-54 Wireless
LANCOM OAP-310agn Wireless
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  • Page 1 . . . c o n n e c t i n g y o u r b u s i n e s s LANCOM OAP-54 Wireless LANCOM OAP-310agn Wireless Handbuch Manual...
  • Page 2 LANCOM OAP-54 Wireless LANCOM OAP-310agn Wireless...
  • Page 3 The reproduction and distribution of the documentation and software supplied with this product and the use of its contents is subject to written authorization from LANCOM Systems. We reserve the right to make any alterations that arise as the result of technical development.
  • Page 4 With the integrated 54/108 Mbps WLAN module according to IEEE 802.11a/ h or IEEE 802.11b/g the LANCOM OAP-54 Wireless work in the 2,4 or 5 GHz frequency range. The LANCOM OAP-54 Wireless comes with two WLAN modules and hence can work in both frequency ranges simultaneously.
  • Page 5 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Preface Security settings To maximize the security available from your product, we recommend that you undertake all of the security settings (e.g. firewall, encryption, access protec- tion) that were not already activated when you purchased the product. The LANconfig Wizard 'Security Settings' will help you with this task.
  • Page 6 CD supplied) describes all of the parameters in LCOS, the operating system used by LANCOM products. This guide is an aid to users during the configu- ration of devices by means of WEBconfig or the telnet console.

  • Page 7: Table Of Contents

    2.2.1 Configuring the LANCOM devices 2.2.2 Operating access points in managed mode 2.3 Status displays and interfaces 2.3.1 LEDs of LANCOM OAP-54 Wireless and LANCOM OAP- 310agn Wireless 2.4 The device connectors 2.5 Mounting and connectiong the LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless 2.6 Software installation...
  • Page 8 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Content 4 Security settings 4.1 Security in the wireless LAN 4.1.1 Encrypted data transfer (802.11i/WPA or WEP) 4.1.2 802.1x / EAP 4.1.3 LANCOM Enhanced Passphrase Security 4.1.4 Access control by MAC address 4.1.5 IPSec over WLAN 4.2 Tips for the proper treatment of keys and passphrases...
  • Page 9 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Content 6 Setting up Internet access 6.1 The Internet Connection Wizard 6.1.1 Instructions for LANconfig 6.1.2 Instructions for WEBconfig 6.2 The Firewall Wizard 6.2.1 LANconfig Wizard 6.2.2 Configuration under WEBconfig 7 Options and accessories 7.1 Optional AirLancer Extender antennas...

  • Page 10: Introduction

    The following sections describe the functionality of wireless networks  in general. You can see from the table 'What your LANCOM can do' further below which functions your device supports. Please refer to the reference manual for further information on this topic.

  • Page 11: Modes Of Operation Of Wireless Lans And Access Points

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction 1.1.1 Modes of operation of wireless LANs and access points Wireless LAN technology and access points in wireless LANs are used in the following modes of operation: Simple, direct connection between terminal devices with an access point...

  • Page 12: Compatibility With Other Standards

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction based on 802.11a/g enable physical data rates (gross data rates) of up to 54 Mbps, which turn out to be approx. 22 Mbps net. Networks based on 802.11n currently achieve a gross data throughput of up to 300 Mbps (in reality approx.

  • Page 13: The Physical Layer

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction 1.2.3 The physical layer The physical layers describes how data must be transformed in order for them to be transmitted as individual bits over the physical medium. In this process...
  • Page 14 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction Gross bandwidth Payload rate for 802.11a/b/g: 1/2 Checksum Payload data Payload rate for 802.11a/b/g: 3/4 Maximum payload rate for 802.11n: 5/6 These two features increase the maximum useable bandwidth of 54 Mbps for 802.11a/g to 65 Mbps for 802.11n.
  • Page 15 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction by the surrounding surfaces causing a broadcast signal to reach the WLAN cli- ent's antenna over many different paths; this is also referred to as "multipath propagation". Each of these paths has a different length meaning that indivi- dual signals reach the client with a different time delay.
  • Page 16 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction MIMO Client 802.11n MIMO AP 802.11n MIMO thus allows the simultaneous transmission of several signals over one shared medium, such as the air. Individual transmitters and receivers must be positioned a minimum distance apart from one another, although this is just a few centimeters.
  • Page 17 This method was used in the past by a number of manufacturers (including LANCOM Systems) and was referred to as "turbo mode", allowing data rates of up to 108 Mbps. Turbo mode does not form part of the official IEEE stan- dard but is frequently employed on point-to-point connections, for example, because compatibility to other manufacturers tends to play a secondary role.
  • Page 18 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction way that maintains compatibility to IEEE 802.11a/g devices. 802.11n trans- mits data over two contiguous channels. One of these assumes the task of a control channel that, among other things, handles the administration of data transmission.

  • Page 19: The Mac Layer

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction OFDM Symbol 3,2 μs 0,8 μs Payload data 3,2 μs 0,4 μs Transmitting data in shorter intervals thus increases the maximum data throughput when using improved OFDM modulation, two parallel data streams and transmission at 40 MHz to 300 Mbps.
  • Page 20 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction All data packets that are to be combined into a single large frame must be available at the sender at the time of aggregation—as a consequence some data packets may have to wait until enough data packets for the same destination are available with which they can be combined.

  • Page 21: Just What Can Your Lancom Wireless Router Do

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction Just what can your LANCOM Wireless Router do? The following table provides a comparison of the properties and functions of your device. LANCOM LANCOM OAP-54 OAP-310agn Wireless Wireless Applications ✔...
  • Page 22 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 1: Introduction LANCOM LANCOM OAP-54 OAP-310agn Wireless Wireless ✔ ✔ Managed mode for central configuration of WLAN mod- ules by a WLAN Controller ✔ Turbo Modus: Bandbreitenverdopplung im 2,4 GHz- und 5 GHz-Bereich ✔...
  • Page 23 Monitoring and management of the WLAN with Rogue AP Detection Optional software extensions ✔ ✔ LANCOM Public Spot Option ✔ LANCOM VPN Option with 25 active tunnels for protec- tion of network couplings Optional hardware extensions ✔ ✔ AirLancer Extender antennas for increased range ✔...

  • Page 24: Installation

    Printed documentation If anything is missing, please contact your retailer or the address stated on the delivery slip of the unit. System requirements 2.2.1 Configuring the LANCOM devices Computers that connect to a LANCOM must meet the following minimum requirements:...

  • Page 25: Operating Access Points In Managed Mode

    2.2.2 Operating access points in managed mode LANCOM Wireless Routers and LANCOM Access Points can be operated either as self-sufficient Access Points with their own configuration ("Access Point mode“) or as components in a WLAN infrastructure, which is controlled from a central WLAN-Controller ("managed mode").
  • Page 26 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 2: Installation LANCOM OAP-54 Wireless ³ · » ¿ ¶ º WLAN WLAN Power LAN WAN Message LANCOM OAP-310agn Wireless ³ · ´ ² ¶ º WLAN WLAN Power LAN Data WAN Message...
  • Page 27 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 2: Installation The following can be displayed for WLAN link: No WLAN network defined or WLAN module deactiva- ted. The WLAN module is not transmitting beacons. Yellow At least one WLAN network is defined and WLAN module activated.

  • Page 28: The Device Connectors

    The power LED flashes red when a charge limit is reached.  The device connectors The connections and switches of the LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless are located on the top and bottom side. On the top are the two antenna connectors. The bottom side accommodates the LAN and WAN connectors, the reset button and an additional antenna connector.
  • Page 29 The available transfer rate is detected auto- matically (autosensing). The LAN connection features an automatic MDI/MDIX detector enabling the use of cross-over cables. The LAN connector on the LANCOM OAP Wireless supports the Power over Ethernet standard (PoE). ´...
  • Page 30 Maximum 50 meters between access point and Power Injector/Switch! To this end, the 15m PoE cable with a waterproof thread as supplied with the LANCOM OAP Wireless can simply be extended with a coupler. An Ethernet cable coupler and Cat 5 Ethernet cable are available from specialist resellers.

  • Page 31: Mounting And Connectiong The Lancom Oap-54 Wireless And Lancom Oap-310Agn Wireless

    Chapter 2: Installation Reset button functions The reset button is freely accessible on LANCOM OAP-54 Wireless or LANCOM OAP-310agn Wireless, hence you cannot reset the device by simply pressing this button. Detach the LAN cable from the corresponding interface to disable the power supply via PoE.
  • Page 32 ¿. The package includes two washers mounting clamps for poles of different diameters. Pole mounting · » ¿ ´ Mounting is completed by attaching your LANCOM OAP Wireless with the ´ help of two screws to the mounting plate.
  • Page 33 WLAN module! Antennas for LANCOM OAP-54 Wireless—screw the two supplied diver- sity antennas onto the two N connectors on the top of the LANCOM OAP Wireless. An additional antenna for the second WLAN module can be con- nected to the reverse N connector on the underside of the device.
  • Page 34 Mounting or demounting antennas while the device switched on may cause the destruction of the WLAN module! LAN—The LAN connector is also used to supply power to the LANCOM OAP Wireless. Plug in the water-proof power cable to the LAN port on the underside of the device and carefully tighten the threaded connector.

  • Page 35: Software Installation

    Software installation The following section describes the installation of the Windows-compatible system software LANtools, as supplied. You may skip this section if you use your LANCOM OAP Wireless exclu-  sively with computers running operating systems other than Win- dows.

  • Page 36: Which Software Should I Install

    Chapter 2: Installation 2.6.2 Which software should I install? LANconfig is the Windows configuration program for all LANCOM rou- ters and LANCOM access points. WEBconfig can be used alternatively or in addition via a web browser. With LANmonitor you can use a Windows computer to monitor all of your LANCOM routers and LANCOM access points.

  • Page 37: Basic Configuration

    WLAN Configuration. Details you will need The Basic Settings Wizard is used to set the LANCOM OAP Wirelesss basic TCP/ IP parameters and to protect the device with a configuration password. The following description of the information required by the wizard is divided into...

  • Page 38: Tcp/Ip Settings

    This usually happens in the fol- lowing situations: Only a single PC is going to be attached to the LANCOM OAP Wireless Setting up a new network Fully automatic TCP/IP configuration will not be offered if you are integrating the LANCOM OAP Wireless into an existing TCP/IP LAN.

  • Page 39: Configuration Protection

    DHCP server; no address information is required. IP address and network mask for the LANCOM OAP Wireless Assign the LANCOM OAP Wireless a free IP address from your LAN's address range and enter the network mask. Gateway address...

  • Page 40: Settings For The Wireless Lan

    3.1.3 Settings for the wireless LAN There is a handy installation wizard to help you with the LANCOM Access Point's wireless LAN configuration. After performing the basic configuration please execute the wizard to configure the wireless LAN interface (→...

  • Page 41: Instructions For Lanconfig

    In the 5 GHz band the automatic setting, where the LANCOM Access Point uses TPC and DFS to select the best channel is normally sufficient.

  • Page 42: Instructions For Webconfig

    Instructions for WEBconfig Device settings can be configured from any Web browser. WEBconfig configu- ration software is an integral component of the LANCOM. A Web browser is all that is required to access WEBconfig. WEBconfig offers similar Setup Wizards to LANconfig and hence provides the perfect conditions for easy con- figuration of the LANCOM –...
  • Page 43 DHCP server and DNS server are active in the LAN already, and whether these two server processes share the assignment in the LAN of IP addresses to symbolic names. WEBconfig accesses the LANCOM either via its IP address, the device name (if configured), or by means of any name if the device has not yet been configured.
  • Page 44 Windows Me or Windows 9x, or with command ifconfig in the console under Linux). In this case, the LANCOM can be accessed with address x.x.x.254 (the “x”s stand for the first three blocks in the IP address of the configuration computer).
  • Page 45 "search for other devices" option from any other networked LANCOM. Use suitable tools to find out the IP address assigned to the LANCOM by DHCP and access the device directly using this IP address. Use the serial configuration interface to connect a computer running a terminal program to the device.

  • Page 46: Tcp/Ip Settings For Pc Workstations

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 3: Basic configuration Setup Wizards The setup Wizards allow quick and easy configuration of the most common device settings. Select the Wizard and enter the appropriate data on the fol- lowing screens.
  • Page 47 Manual IP address assignment If IP addresses in a network are statically assigned, then the IP address of the LANCOM is to be set as the standard gateway and DNS server in the TCP/IP configuration of each PC in the LAN.

  • Page 48: Security Settings

    Wireless LANs are potentially a significant security risk. It is a common assumption that it is simple to misuse data transferred by wireless. Wireless LAN devices from LANCOM Systems enable the latest security tech- nologies to be used. Encrypted data transfer (802.11i/WPA or WEP) 802.1x / EAP...

  • Page 49: 802.1X / Eap

    Protocol (EAP) enable access points to carry out reliable and secure access checks. The access data can be managed centrally on a RADIUS server (integrated RADIUS/EAP server in the LANCOM OAP Wireless or external RADIUS/EAP server) and accessed by the access point when required. The dynamically generated and cryptographically secure key material for 802.11i...

  • Page 50: Access Control By Mac Address

    Required for this is a base station with VPN support and the LANCOM Advanced VPN Client that operates under Windows 2000, XP and Windows Vista™. Client software from third parties is...

  • Page 51: Tips For The Proper Treatment Of Keys And Passphrases

    (e.g.the firewall) can be altered. Unauthorized access is not just a risk for the device itself, but for the entire network. Your LANCOM offers password-protected access to its configuration. This is activated during the initial basic configuration simply by entering a password.

  • Page 52: Lanconfig Wizard

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 4: Security settings 4.3.1 LANconfig Wizard Mark your LANCOM in the selection window. From the command line, select Extras Setup Wizard. In the selection menu, select the Setup Wizard, Check security settings and confirm the selection with Next.

  • Page 53: Webconfig Wizard

    WEP key has been entered and selected for application. For security reasons, LANCOM Systems strongly advises you not to use  WEP! You should only ever use WEP under exceptional circumstances.
  • Page 54 To check the access-control list, go to the configuration area in LANconfig and select ‘WLAN security’ on the ‘Stations’ tab. The LANCOM Enhanced Passphrase Security (LEPS) uses an additional column in the ACL to assign an individual passphrase consisting of any 4 to 64 ASCII characters to each MAC address.
  • Page 55 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 4: Security settings Have you activated the firewall? The stateful inspection firewall of LANCOM devices ensures that you local network cannot be attacked from the outside. Activate the firewall in LANconfig under 'Firewall/QoS' on the 'General' tab.
  • Page 56 The access list can be found in the LANconfig in the configuration area 'TCP/IP' on the 'General' tab. Do you store your saved LANCOM configuration to a safe location? Protect your saved configurations in a location that is safe from unautho- rized access.
  • Page 57 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 4: Security settings power because the device has been relocated will cause the entire confi- guration to be deleted (for further information see the reference manual).

  • Page 58: Advanced Wireless Lan Configuration

    Chapter 5: Advanced wireless LAN configuration 5 Advanced wireless LAN configuration The configuration of the LANCOM Access Points for your wireless LAN is con- ducted with the aid of highly convenient installation wizards. The settings include the general, far-reaching parameters and also the indivi- dual settings for one or more logical wireless LAN networks (WLAN radio cells or SSIDs).
  • Page 59 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration WLAN module operation The WLAN modules can be operated in various operating modes: As a base station (Access Point mode), the device makes the link between WLAN clients and the cabled LAN. Parallel to this, point-to-point connec- tions are possible as well.

  • Page 60: Special Wireless Lan Parameters For 802.11N

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration Point- to-point settings The configuration of P2P connections involves setting not only the operating mode but also the station name that the Access Point can connect to. Also, the role as "Master"...

  • Page 61: Performance Settings For Wireless Lan Networks

    108 in a 40 MHz channel. The use of the 40 MHz option for 802.11n therefore means a performance gain of more than double. Antenna grouping LANCOM Access Points with 802.11n support can use up to three anten- nas for transmitting and receiving data. Using several antennas with 802.11n can have different purposes: Improved data throughput: Using "spatial multiplexing"...
  • Page 62 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration The spatial multiplexing function allows several separate data streams to be transmitted over separate antennas in order to increase data through- put. When using external antennas, please observe that the number of spatial streams can be transmitted by the antenna system (e.g.

  • Page 63: Configuring 802.11N Parameters

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration The MCS selection therefore indicates the type and minimum or maximum number of modulation parameters that should be used for one or two spatial data streams. Within these limits, the appropriate MCS is selected when the connection is established depending on the current conditions and may be adapted during the connection if required.

  • Page 64: Point-To-Point Connections

    Transmission. Point-to-point connections LANCOM Access Points can serve not only as central stations in a wireless net- work, they can also operate in point-to-point mode to bridge longer dis- tances. For example, they can provide a secure connection between two networks that are several kilometers apart —...

  • Page 65: Geometric Dimensioning Of Outdoor Wireless Network Links

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration BUILDING BUILDING ANTENNA ACCESS POINT WLAN Router ANTENNA BUILDING ANTENNA ACCESS POINT When using Access Points and appropriately polarized antennas in accor- dance with IEEE 802.11n two wireless links can be established simultaneously between the end points of a point-to-point connection.
  • Page 66 Chapter 5: Advanced wireless LAN configuration Selection of antennas using the LANCOM Antenna Calculator You can use the LANCOM Antenna Calculator to calculate the output power of the access points as well as the achievable distances and data rates. The program can be downloaded from our Web site at www.lancom.eu.
  • Page 67 LAN systems for outdoor use. Please refer to the appropriate notes on →'Lightning and surge protection' as other- wise LANCOM Systems cannot provide any guarantee for damage to LANCOM and AirLancer components. Information on the installation of WLAN systems for outdoor deployment is available in the 'LANCOM Outdoor Wireless Guide'.

  • Page 68: Antenna Power

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration √ λ R = 0.5 * * d) The wavelength in the 2.4 GHz band is approx. 0.125 m, in the 5 GHz band approx. 0.05 m.

  • Page 69: Antenna Alignment For P2P Operations

    You can find further information on the geometrical design of wireless  paths and the alignment of antennas with the help of LANCOM soft- ware in the LCOSreference manual. The current signal quality over a P2P connection can be displayed on the device's LEDs or in the LANmonitor in order to help find the best possible alignment for the antennas.
  • Page 70 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration The display of signal quality on the LEDs must be activated for the wireless LAN interface (LANconfig: Wireless LAN General Physical WLAN settings Operation). The faster the LED blinks the better the connection (a blinking frequency of 1 Hz represents a signal quality of 10 dB, double the frequency indicates that the signal strength is twice as high).

  • Page 71: Measuring Wireless Bridges

    After planning and installation, the wireless bridge can be analyzed to deter- mine the actual data throughput. Further information about the available tools and taking measurements can be found in the LANCOM Techpaper "The performance of outdoor P2P connections", available as a download from www.lancom.eu.

  • Page 72: Configuration Of P2P Connections

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration In the 5 -GHz band, the automatic search for vacant WLAN channels can lead to several simultaneous test transmissions from multiple access points, with the result that they do not find each other. This stalemate situation can be avoided with the appropriate "Channel selection scheme":...
  • Page 73 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration Click on the button Physical WLAN settings to open the corresponding WLAN interface and select the tab for 'Point-to-Point'. Activate the suitable point-to-point operation mode here and set the channel selection scheme to either 'Master' or 'Slave'.
  • Page 74 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration Please observe that only the MAC addresses of the WLAN cards at the  other end of the connections are to be entered here! Not the access point's own MAC address, and not the MAC addresses from any other interfaces that may be present in the access points.

  • Page 75: Access Points In Relay Mode

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration In the point-to-point configuration, select the identification by station name and enter the name of the corresponding station. LANconfig: Wireless LAN General Point to point partners WEBconfig: Setup...

  • Page 76: Security For Point-To-Point Connections

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration Master Slave Master Slave BUILDING BUILDING BUILDING LAPTOP/W-LAN WLAN Router ANTENNE ANTENNA DUAL RADIO AP ANTENNA ANTENNA DUAL RADIO AP ANTENNA The use of relay stations each equipped with two WLAN modules ...

  • Page 77: Client Mode

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration LEPS for P2P connections A further gain in security can be attained by additionally using LANCOM Enhanced Passphrase Security (LEPS) which involves the matching of MAC address and passphrase.

  • Page 78: Client Settings

    WLAN device in client mode. 5.4.1 Client settings For LANCOM Access Points and LANCOM Wireless Routers in client mode, further settings/client behavior can be configured from the 'Client mode' tab under the settings for the physical interfaces.

  • Page 79: Set The Ssid Of The Available Networks

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 5: Advanced wireless LAN configuration To edit the settings for client mode in LANconfig, go to the 'Client mode' tab under the physical WLAN settings for the desired WLAN interface. In 'Scan bands', define whether the client station scans just the 2.4 GHz, just the 5 GHz, or all of the available bands to locate an access point.
  • Page 80 Enable encryption and match the encryption method to the settings for the access point. In WLAN client operating mode, the LANCOM Access Points and LANCOM Wireless Routers can authenticate themselves to another access point using EAP/802.1X. For this, select the desired client EAP method here.

  • Page 81: Setting Up Internet Access

    Chapter 6: Setting up Internet access 6 Setting up Internet access The LANCOM provides a central point of Internet access for all of the compu- ters in the LAN. The connection to the Internet provider can be established via the WAN connection which is connected to an ADSL or cable modem. For models not equipped with a WAN connector, a LAN interface is configured as a DSLoL connector and is connected to a compatible ADSL modem.

  • Page 82: The Internet Connection Wizard

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 6: Setting up Internet access The Internet Connection Wizard 6.1.1 Instructions for LANconfig Mark your device in the selection window. From the command line, select Extras Setup Wizard. In the selection menu, select the Setup Wizard, Set up Internet connec- tion and confirm the selection with Next.

  • Page 83: The Firewall Wizard

    Finish. The Firewall Wizard Your LANCOM features a stateful inspection firewall and firewall filter that provides effective protection from the Internet for your WLAN. The core con- cept of the stateful inspection firewall is that the only data transfers that are considered to be valid are those implemented by the protected device itself.

  • Page 84: Configuration Under Webconfig

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 6: Setting up Internet access Finally the new rule is given a name, it is activated, and you define whe- ther further rules are to be considered when the rule acts on a data packet.

  • Page 85: Options And Accessories

    The range of the base station can be increased by optional antennas of the AirLancer series and can be adapted to special conditions of environs. With the LANCOM Public Spot Option option it is possible to extend the LANCOM for additional billing and accounting functions in order to upgrade it to a Wireless Public Spot.

  • Page 86: Polarization Diversity

    7.1.4 Installing the AirLancer Extender antennas The following diversity antennas are available as accessories for the LANCOM OAP Wirelesss: AirLancer Extender O-D80g (2.4 GHz band ), item no. 61221 AirLancer Extender O-D60a (5 GHz), item no. 61222...
  • Page 87 Chapter 7: Options and accessories Before mounting external antennas, please observe the information  on lightning protection in the LANCOM Outdoor Wireless Guide (sup- plied or available as a download from www.lancom.eu). Mounting antennas without adequate lightning protection could lead to serious damage to the access point and the network infrastructure connected to it.

  • Page 88: Lancom Public Spot Option

    Relay operation requires the connection of AirLancer Extender antennas to the first and to the second wireless modules. With the LANCOM OAP-54 Wireless you can additionally use the "Tx diversity" function via the AUX connector of the first wireless module. Refer to the LCOS reference manual for further information.
  • Page 89 Web pages, enabling client PCs with a WiFi-certified wireless card (el.g. AirLancer) and standard Internet browser to go directly online. The LANCOM Public Spot Option is the ideal solution for public wireless LAN. Wireless LAN are very well suited for company networks and for wireless net- working in the home.

  • Page 90: Lancom Vpn Option

    Chapter 7: Options and accessories LANCOM VPN Option LANCOM OAP-54 The LANCOM VPN Option is an upgrade which advances your device to a VPN Wireless only gateway with hardware encryption. In combination with the VPN encryption which is then available, you can offer optimal security for every type of con- nection.

  • Page 91: Advice & Assistance

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Chapter 8: Advice & assistance 8 Advice & assistance See this chapter for first-aid assistance if some of the typical problems should occur. No WAN connection can be established After starting, the router attempts automatically to connect to the Internet provider.

  • Page 92: Unwanted Connections Under Windows Xp

    Instructions for increasing the windows size are available in the Knowledge- Base in the Support area of the LANCOM Systems Web site (www.lancom.eu). Unwanted connections under Windows XP When booting, Windows XP computers attempt to update the time by acces- sing a time server in the Internet.

  • Page 93: Appendix

    Regulations Notified in Germany, Belgium, Netherlands, Luxemburg, Austria, Switzerland, United Kingdom, Italy, France, Czechia, Denmark The courrent list of notifications can be found at www.lancom.eu Environment/Tem- Temperature range –30 °C bis +70 °C Temperature range –30 °C bis +65 °C perature at 95 % max.

  • Page 94: Connector Wiring

    PoE/ -48 V PoE/ -48 V CE-declarations of conformity LANCOM Systems herewith declares that the devices of the type described in this documentation are in agreement with the basic requirements and other relevant regulations of the 1995/5/EC directive. The CE declarations of conformity for your device can be found on the relevant...

  • Page 95: Index

    LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Index Index Numerics Dynamic frequency selection 100-Mbit network 802.11i 802.11i/ Encryption methods 802.1x Firewall Access point mode Block stations Access-control list Firewall filters FirmSafe Firmware Antenna Calculator Flatrate Antenna power Fresnel zone Autosensing...
  • Page 96 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Index LANCOM Enhanced Passphrase Security 47 LANCOM Public Spot Option Security LANconfig Protecting the configuration Starting the Wizards Security checklist LANmonitor Security settings LANtools self-sufficient System requirements SNMP LEDs Configuration protection see status displays...
  • Page 97 LANCOM OAP-54 Wireless and LANCOM OAP-310agn Wireless Index Wireless LANs Operating modes WLAN Bands scanned WEBconfig Client mode HTTPS System requirements...

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