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LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN

Chapter 1: Introduction

Firewall filters for a selective locking of IP addresses, protocols and ports

MAC address filter control e.g. the access of LAN workstations to IP routing
functions

Configuration protection to block “brute force attacks“

Configuration

Configuration with LANconfig or with web browser, additionally terminal
mode for Telnet or other terminal programs, SNMP interface and TFTP server
function.

Remote configuration via ISDN (with ISDN-PPP connections e.g. via Win-
dows network and dial-up connections)

Serial configuration interface

Callback function with PPP authentication mechanisms for restriction to
fixed ISDN telephone numbers

FirmSafe with firmware versions for absolutely secure software upgrades

Optional software extensions

ISDN leased line option

LANCOM VPN Option with 25 active tunnels for protection of network cou-
plings

NCOM 821

ADSL

LANCOM 1621

ADSL

LANCOM 1711

DSL

Содержание 1621 ADSL/ISDN

Страница 1: ...LANCOM 821 ADSL ISDN LANCOM 1621 ADSL ISDN LANCOM 1711 VPN...

Страница 2: ...to make any alterations that arise as the result of technical develop ment Trademarks Windows Windows XP and Microsoft are registered trademarks of Microsoft Corp The LANCOM Systems logo and the name...

Страница 3: ...tion regarding this topic can be found in chapter Security settings on page 66 We ask you additionally to inform you about technical developments and actual hints to your product on our Web page www...

Страница 4: ...the text In the other parts of the documentation all described models have been clas sified under the general term LANCOM This documentation was compiled by several members of our staff from a variet...

Страница 5: ...tion for LANCOM Systems support can be found on a separate insert or at the LANCOM Systems website Notes symbols Very important instructions If not followed damage may result Important instruction tha...

Страница 6: ...3 1 Status displays 22 2 3 2 The back of the unit 27 2 4 Hardware installation 28 2 5 Software installation 30 2 5 1 Starting LANCOM setup 30 2 5 2 Which software should you install 31 3 Basic config...

Страница 7: ...P 56 6 1 3 Settings for IPX 57 6 1 4 Settings for NetBIOS routing 57 6 2 Settings for the dial in computer 58 6 2 1 Dial up via VPN 58 6 2 2 Dial up via ISDN 58 6 3 Instructions for LANconfig 59 6 4 I...

Страница 8: ...w 71 9 3 Unwanted connections under Windows XP 72 9 4 Cable testing 72 10 Appendix 74 10 1 Performance data and specifications 74 10 2 Contact assignment 76 10 2 1 ADSL interface 76 10 2 2 Ethernet WA...

Страница 9: ...VPN connections to remote sites with dynamic IP addresses 1 1 How does ADSL work For LANCOM 821 ADSL ISDN and LANCOM 1621 ADSL ISDN only Since the late 1980s scientists have been working on the idea o...

Страница 10: ...ps upload speed All services via a single cable thanks to the splitter With ADSL all traditional telephony applications telephone fax answering machine PBX can still be used without restrictions So ca...

Страница 11: ...one service as well as conven tional analog service POTS Plain Old Telephone Service There are however different technical specifications for the two telephone systems For this reason devices in the L...

Страница 12: ...hich use does VPN offer For LANCOM 1711 VPN and LANCOM 1621 ADSL ISDN A VPN Virtual Private Network can be used to set up cost effective public IP networks for example via the ultimate network the Int...

Страница 13: ...Service RAS The central LAN has a connection to the Internet so that its users can access the Web and send and receive e mail All connections to the outside world are based on dedicated lines i e swit...

Страница 14: ...pecial switching devices or routers for dedicated lines to individual participants are superfluous The subsidiary also has its own connection to the Internet The RAS PCs connect to the headquarters LA...

Страница 15: ...ntrusion in your network by permitting only incoming data traffic as reaction to outgoing data traffic The router s IP masquerading func tion hides all workstations of the LAN behind a single public I...

Страница 16: ...cation methods of the Firewall e g limitation of subnetworks single workstations or certain services Guaranteed minimum bandwidths give priority to enterprise critical appli cations VoIP PBX installat...

Страница 17: ...d from the WAN to the desired recipients in the LAN 1 4 2 Areas of deployment for routers Routers are mainly used for the following applications Internet access for a LAN e g via DSL or ISDN The Inter...

Страница 18: ...dent on any definite location the most important factor here is unimpaired access to shared and freely available information Remote Access Service RAS is the magic word here Employees working from hom...

Страница 19: ...multi device mode or in point to point mode with automatic D channel protocol identification Supports static and dynamic channel bundling per MLPPP and BACP as well as Stac data compression Hi fn Por...

Страница 20: ...terminal mode for Telnet or other terminal programs SNMP interface and TFTP server function Remote configuration via ISDN with ISDN PPP connections e g via Win dows network and dial up connections Ser...

Страница 21: ...f anything is missing please contact your retailer or the address stated on the delivery slip of the unit 2 2 System preconditions Computers that connect to a LANCOM must meet the following minimum re...

Страница 22: ...utely essential You may therefore skip this sec tion for the time being and go straight forward to Hardware instal lation on page 28 2 3 1 Status displays The front and the rear panels LANCOM 821 ADSL...

Страница 23: ...d stay then clearly longer approximately 10x longer switched off Inverse flashing means the opposite The LED lights permanently in the respective colour and is only briefly interrupted Flickering mean...

Страница 24: ...e methods available for unlocking Reset connect charge protection Increase the limit that has been reached Completely deactivate the lock that has been triggered set limit to 0 If a time or connect ch...

Страница 25: ...nnection green inverse flashing Establishing further connection green At least one connection established red Error establishing the previous connection off not connected green blinking Establishing c...

Страница 26: ...LAN 2 LAN 3 LAN 4 Status of the four LAN ports in the integrated switch off Not connected or no S0 voltage no error message green blinking Initializing D channel establishing contact with the connec t...

Страница 27: ...821 ADSL ISDN und LANCOM 1621 ADSL ISDN Voltage switch Connection for the included power adapter Reset switch Switch with four 10 100Base Tx connections Serial configuration port ISDN S0 port ADSL por...

Страница 28: ...than five seconds All the device s LEDs will light up green and stay on As soon as the reset switch is released the device will restart with factory default settings 2 4 Hardware installation The ins...

Страница 29: ...the supplied DSL connector cable dark blue plugs ISDN to connect the LANCOM to the ISDN plug one end of the supplied ISDN connector cable light blue plugs in the ISDN S0 port LANCOM 821 ADSL ISDN and...

Страница 30: ...your LANCOM exclusively with computers running operating systems other than Windows 2 5 1 Starting LANCOM setup Place the LANCOM CD in your CD drive The LANCOM setup program will start automatically I...

Страница 31: ...CAPI is a special form of the CAPI 2 0 interface that all workstations of the LAN need to get access to office communication functions as fax or EuroFile transfer With LANCAPI Dial Up Networking Suppo...

Страница 32: ...ion PCs on page 41 3 1 Which information is necessary The basic configuration wizard will take care of the basic TCP IP configuration of the router protect the device with a configuration password and...

Страница 33: ...c TCP IP configuration is optional You may also select man ual configuration instead Make your selection after the following considera tions Choose automatic configuration if you are not familiar with...

Страница 34: ...onnection For the WAN connection it may be necessary to enter the transfer protocol being used The wizard will e g automatically enter the correct settings for major DSL providers You only need to ent...

Страница 35: ...for connect charge rates through ISDN Any budget can be deactivated by entering the value 0 It is possible to completely turn off connect charge protection 3 2 Instructions for LANconfig Start up LANc...

Страница 36: ...te network is also permissible Please note that enabling this will also permit remote configuration via the Internet You should always make sure that the configuration access is protected with a passw...

Страница 37: ...its DHCP client mode In this second operating mode the device itself can obtain an IP address from a DHCP server already existing in the LAN Network without DHCP server In a network without DHCP serve...

Страница 38: ...hanges the assignment of IP addresses to names with the DHCP server then the device can be accessed by the name LANCOM MAC address e g LANCOM 00a057xxxxxx The MAC address can be found on a label at th...

Страница 39: ...than 254 possible hosts net mask 255 255 255 0 please ensure that the IP address x x x 254 is located in your own subnet The WEBconfig main menu will be displayed The setup wizards are tailored precis...

Страница 40: ...o permissible Please note that enabling this will also permit remote configuration via the Internet You should always make sure that the configuration access is suitably protected e g with a password...

Страница 41: ...dress assignment via the LANCOM default In this operating mode the LANCOM not only assigns IP addresses to the PCs in the LAN it also uses DHCP to specify its own IP address as that of the default gat...

Страница 42: ...OM 821 ADSL ISDN LANCOM 1621 ADSL ISDN LANCOM 1711 VPN Chapter 3 Basic configuration 42 EN the network configuration of the workstation computers please refer to the documentation of your operating sy...

Страница 43: ...d your Internet service provider on this list you normally will not have to enter any further transfer parameters to configure your Internet access Only the authentication data that are supplied by yo...

Страница 44: ...vider When using time based billing you can set the LANCOM to automat ically close existing connections if no data has been transferred within a specified time the so called idle time In addition you...

Страница 45: ...your Internet connection The wizard will inform you as soon as the entered information is complete Complete the configuration with Finish 4 2 Instructions for WEBconfig In the main menu select Setup...

Страница 46: ...ed Care must be taken to ensure that the configuration information provided matches The following instructions will assume that LANCOM routers are being used on both sides A network interconnection ma...

Страница 47: ...f the routers Arrows mark the dependencies between the entries 5 1 1 General information The following details are required for the installation of LAN to LAN couplings The first column indicates whet...

Страница 48: ...er the subscriber number of the remote station in the ISDN subscriber number field The complete subscriber number including all necessary area and country codes is required The stated ISDN caller ID i...

Страница 49: ...onnections 5 1 2 Settings for the TCP IP router In TCP IP networks addressing has a special significance Please note that two interconnected networks are logically separate from one another Each must...

Страница 50: ...o the remote LAN rather they will be hidden behind the VPN gateway s IP address instead Therefore the stations within the remote LAN cannot access IP stations in the other LAN directly For example if...

Страница 51: ...other and from all used internal IPX network numbers In addition it may be necessary to enter the frame type binding Specifying the IPX network number and binding used is not necessary if the remote n...

Страница 52: ...he wizard will return a message to indicate that it has all the information it needs Close the wizard with Finish After finishing the configuration of both routers you can test the network connection...

Страница 53: ...outers you can test the network connection Try to contact a computer in the remote LAN e g with a ping The LANCOM should automatically set up a connection to the remote station and contact the require...

Страница 54: ...e the dial up PC an ISDN adapter or an ISDN modem The data transfer protocol is PPP Therefore the support of all usual devices and operating systems is ensured A setup wizard handles the configuration...

Страница 55: ...ANCOM uses the optional ISDN caller ID as an additional user authentication This security function should not be used when users dial in from differing locations Please refer to chapter Linking two ne...

Страница 56: ...to the PC when con necting This IP address makes the computer a fully fledged member of the LAN with the appropriate rights it can access all of the other devices in the LAN The same applies in the o...

Страница 57: ...nal IPX network numbers In addition it may be necessary to enter the frame type binding Specifying the IPX network number and binding used is not necessary if the remote network also contains a Novell...

Страница 58: ...COM Advanced VPN Client and a description of its installation can also be found on the CD For configuring a new profile select the option LANCOM Advanced VPN Client in the configuration wizard The wiz...

Страница 59: ...ess enabled IP header compression disabled These settings will permit a PC to dial into a remote LAN via ISDN and access its resources in the usual manner 6 3 Instructions for LANconfig Launch the Pro...

Страница 60: ...Bconfig yet It can only be set up in the expert configuration For details please refer to the reference manual From the main menu launch the Connect two local networks wizard Follow the wizard s instr...

Страница 61: ...ns are supplied via the network without the necessity of additional hardware at each individ ual workstation thus eliminating the costs of equipping the workstations with ISDN adapters or modems All y...

Страница 62: ...7 Sending faxes with LANCAPI 62 EN 7 1 Installation of the LANCOM CAPI fax modem Select the entry Install LANCOM software in the setup program of your LANCOM CD Highlight the option CAPI fax modem cl...

Страница 63: ...red into the Phone and Modem Options of the control panel 7 2 Installation of the MS Windows fax service Select the option Printers and Faxes from the control panel Select the option Set up faxing fro...

Страница 64: ...data file you can send it directly from your respective application If you only want to send a short message select the MS Windows fax service You can use of course any other fax software alternativel...

Страница 65: ...ISDN LANCOM 1621 ADSL ISDN LANCOM 1711 VPN Chapter 7 Sending faxes with LANCAPI 65 EN The fax client console will open Select the menu item Send a Fax A wiz ard will assist you through the remaining...

Страница 66: ...guration access This protection is already activated during the basic configuration by entering a password The device locks access to its configuration for a specified period of time after a certain n...

Страница 67: ...of local and remote net works the MSN for remote configuration via ISDN parameters of configuration lock number of failed log in attempts and duration of the lock 8 2 The firewall wizard The LANCOM i...

Страница 68: ...ld be observed when the rule will apply to a data packet The wizard will inform you as soon as the entries are complete Complete the configuration with Finish 8 2 2 Configuration under WEBconfig Under...

Страница 69: ...configuration with a password The field for pro tection of the SNMP configuration with a password is also contained in LANconfig in the Management configuration area on the Security tab Have you activ...

Страница 70: ...he internal functions The circle of authorized users can be expanded by inputting further entries The filter entries can describe both individual computers and whole networks The access list can be fo...

Страница 71: ...en indicating the physical con nection Has the correct transfer protocol been selected The transfer protocol is set along with the basic settings The basic setup wiz ard will enter the correct setting...

Страница 72: ...asynchronous connec tions Instructions on how to increase the Windows size can be found in the Knowl edge Base of the support section of the LANCOM web site www lancom de 9 3 Unwanted connections unde...

Страница 73: ...tus LAN statis tics Cable test results The results of the cable test for the individual interfaces are show up in a list The following results can occur OK Cable plugged in correctly line ok open with...

Страница 74: ...quent upgrade to an SDSL con nection for example The DSLoL conector is connected either to a modem for PPPoE access only or a network terminal router with static IP address ISDN ISDN S0 bus Outband se...

Страница 75: ...l SNMP traps and SYSLOG Firewall Stateful packet inspection IP packet filter with port ranges masking NAT PAT of TCP UDP ICMP FTP PPTP H 323 Net meeting IRC and IPSec DNS forwarding inverse masking fo...

Страница 76: ...N Option 25channels hardware accelerated max 25 simultaneous connec tions 50 connections configurable for VPN in WAN Art no 60083 Accessories LANCOM Modem Adapter Kit for connecting modems analogue or...

Страница 77: ...ter 10 Appendix 77 EN 10 2 2 Ethernet WAN interface LANCOM 1711 VPN 6 pin RJ45 socket 10 2 3 ISDN S0 interface 8 pin RJ45 socket corresponding to ISO 8877 EN 60603 7 Connector Pin IAE 1 T 2 T 3 R 4 5...

Страница 78: ...ng to ISO 8877 EN 60603 7 10 2 5 Configuration interface Outband 8 pin mini DIN socket 10 3 CE declaration of conformity The CE declarations of conformity for LANCOM routers are available for down loa...

Страница 79: ...1 Configuration access 36 40 Configuration file 70 Configuration interface 20 Connector cable 21 Configuration password 69 Configuration port 27 28 Configuration protection 20 34 Connect charge protec...

Страница 80: ...at rate 44 IP address 44 Netmask 44 Internet provider 43 Intrusion Detection 15 IP Filter 70 Lock ports 70 IP address 33 51 IP address of the LANCOM 29 IP masquerading 15 17 19 69 IP router 19 IPoE 44...

Страница 81: ...t 44 Plain IP 44 POTS 11 Power adapter 21 27 28 PPP 54 74 PPP client 58 PPPoE 44 PPTP 44 Preshared Key Shared Secret 49 Q Quality of Service 16 R Remote Access Service RAS Configuring the dial in comp...

Страница 82: ...nditions 21 T TCP 70 TCP IP 21 58 check connection 53 Settings 32 36 40 Settings to PCs in the LAN 41 Windows size 72 TCP IP configuration Automatic 39 fully automatic 32 33 manual 32 33 TCP IP filter...

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