Lancom Systems 821 manual

LANC OM 821 ADSL/ISDN – LA NCOM 1621 ADSL/ISDN – LANC OM 1711 VPN[...]

© 2005 LANCOM Systems GmbH, Wuersele n (Germany). All rights re served. While the informat ion in this manual has been compi led with great care , it may not be deemed an assuran ce of product characteristics. LANCOM System s shal l be liable only to the d egree specified in the t erms of sale and delivery . The repr oduction and distribution of t[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Preface 3 EN Pr eface Thank you for placing your trust in this LANCOM product. With the LANCOM you have chosen a powerful router that possesses inte- grated DSL respectively ADSL and ISDN interfaces by default as well as an integrated 4- port switch. With this router you can sim[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Preface 4 EN  Virtual Local Net works (VLAN)  Wireless networks (WLAN)  LANCAPI  Further server services (DHC P , DNS, charge management) Model variants This user m anual applies to the followi ng models of the LANCOM series:  LANCOM 821 ADSL/ISDN  LANCOM 1621 [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Preface 5 EN contact information for LANCOM Systems support can be found on a separate insert, or at the LANCOM S ystems website. Notes symbo ls V ery important instructions. If not f ollowed, damage may result. Important instruction that shou ld be followed. Additional inst ruc[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Contents 6 EN Contents 1 Introduction 9 1.1 How does ADSL work? 9 1.2 Which use does VPN offer? 12 1.3 Firewall 15 1.4 What does a router do? 16 1.4.1 Bridgehead to th e WAN 17 1.4.2 Areas of deployment for routers 17 1.5 What can your LANCOM do? 18 2 Installation 21 2.1 Package[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Contents 7 EN 4.2 Instructions for WEBconfig 45 5 Linking two networks 46 5.1 What information is necessary? 47 5.1.1 General information 47 5.1.2 Settings for th e TCP/IP router 49 5.1.3 Settings for th e IPX router 50 5.1.4 Settings for NetBI OS routing 51 5.2 Instructions for[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Contents 8 EN 8.3 The security checklist 68 9 Troubleshooting 71 9.1 No WAN connection is established 71 9.2 DSL data transfer is slow 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 Contac t as[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 1: Intr oduction 9 EN 1I n t r o d u c t i o n The models LANCOM 821 ADSL/ISD N, LANCOM 1621 ADSL/ISDN and LANCOM 1711 VPN are fully- featured rout ers that ther efore also can be used in combination wit h the integrated firewall for providing secure Internet access to a[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 1: Introdu ction 10 EN Ideal for Internet surfers The ADSL versi on of DSL was designed for applications in which the user r e c e i v e s hi g h v o l um e s o f da t a b u t o nl y transmits r elatively small volumes. A typical example for this woul d be access to the[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 1: Intr oduction 11 EN ISDN). Other models lik e LANCOM 17 11 VPN are connected to the splitter using a separat e ADSL modem. The model LANCOM 1711 VPN can also utilize other broadband con- nections (e.g. cable modem) that offer a 10/100Ba se- Tx- Ethernet connector over[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 1: Introdu ction 12 EN An 'Annex A' type LANCOM can only be used wi th ADSL - over- POT S service. Similarly , an 'Annex B' device can only be used with ADSL- over- ISDN ser vice. Retrofitting a devi ce to function with a differ ent telephone system [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 1: Intr oduction 13 EN Conventional network infrastructure First, let's have a look at a typical network st ructure that can be found in this form or similar forms in many companies: The corporate network is based on the internal ne twork (L AN) in the head- quarter[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 1: Introdu ction 14 EN to the original investment cos ts, ongoing costs are also incurred for the administration and maintenance of this equipment. Networking via the Internet The following structur e results when using t he Internet instead of direct con- nections : Al[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 1: Intr oduction 15 EN technologies such as DSL (Digi tal Subs criber Line). But also a conventional ISDN line can be used. The technologies of the individual part icipants do not hav e to be compatible to one another , as would be the case f or conventional direct conne[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 1: Introdu ction 16 EN  Denial- of- Service Protection A t t a c k s f ro m t h e I n t e r n e t c a n b e b r e a k - i n a t t e m p t s a s w e l l a s a t t a c k s w i t h the aim of blocking th e accessibility and functionality of individual services. Therefor[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 1: Intr oduction 17 EN Connecting a LAN to the Int ernet does not technically differ fr om coupling two LANs. The only difference is that it is not just a handful of computers behind the Internet provider's r outer . Instead, it is the net of the networks - the publ[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 1: Introdu ction 18 EN ac ces s to the Int ern et is re qui re d on eit her sid e of the net wor k in ter - connection.  Conventional via ISDN Without VPN, a LAN to LAN interco nnection can alternatively be real- ized via ISDN. I n this case, an intelligent line m an[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 1: Intr oduction 19 EN LAN to LAN coupling via ISDN RAS server (via VPN) RAS server (via ISDN) IP router IPX router (via ISDN), e.g. f or coupling of Novell networks or dia lling into Novell networks NetBIOS proxy for coupling of Micr osoft peer- to- peer networks via IS[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 1: Introdu ction 20 EN Firewall fil ters for a selective lockin g of IP addresses, pr otocols and ports MAC addr ess filter control e.g. the acc ess of LAN workstations to IP routi ng functions Configurati on protection to bloc k “brute force attacks“ Configuration [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installatio n 21 EN 2 Installation This chapter will assist you to quickly instal l hardware and software. Fi rst, check the package contents and system r equirements. The devi ce can be installed and co nfigured quickly and easily if al l prerequisites are fulfilled.[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installation 22 EN The LANtools and the LANCAPI func tions also require a Windows operating system. A web browser is required for access to WEBconfig. 2.3 Introducing LANCOM This section intr oduces your device. We will give you an overview of all status displays, con[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installatio n 23 EN T op panel Only LANCOM 821 ADSL/ISDN The two LEDs on the top panel pr ovid e a convenient ov erview of the most important status information, especially when the device is ins talled vertically . Meanings of the LEDs In the following sections we wi[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installation 24 EN The power LED flashes red/green in alternation until a configuration password has been specified. With out a configuration passwor d, the configuration data of the LANCOM is insecure. Un der normal circum- stances, you would assign a configuration p[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installatio n 25 EN ADSL Link (only LANCOM 821 ADSL/ISDN and LANCOM 1621 ADSL/ISDN)  Connection status of the ADSL link: WAN S tatus (only LANCOM 1711 VPN)  Connection status of the W AN connection: ADSL Data (only LANCOM 821 ADSL/ISDN and LANCOM 1621 ADSL/ISDN)[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installation 26 EN ISDN status  Stat us of ISDN S 0 connection: If the ISDN st atus LED goes out au tomatically , this does not indicate an S 0 bus error . Many ISDN connections and PBXs put the S 0 bus into a power- save mode after a certain time. The S 0 bus is a[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installatio n 27 EN Security (only LANCOM 1711 VPN)  S Status of the fir ewall. Indicates the s tat us of the security settings and averted attacks to the protected network. VPN (only LANCOM 1621 ADSL/ISDN and LANCOM 1711 VPN)  Status of a VPN connection. Only a[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installation 28 EN LANCOM 1711 VPN  V oltage switch  Connection for the included power adapter  Switch with four 10/100Base- Tx connections  WAN p or t  ISDN/S 0 port  Serial configuration po rt  Reset swit ch The reset switch has two differ ent f[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installatio n 29 EN The LAN connector identifies automatically th e transfer rate (10/100 Mbps) of the connected network device (autosensing). A parallel connec- tion of devices with differ ent speeds and types is possible. Y ou should never have more than one unconf [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installation 30 EN  Operational? – After a short device self- test the Power LED will be per- manently lit. Green LAN LEDs indicate the LAN sockets that have function- ing connections. 2.5 Software installation This section covers the installation of the included[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 2: Installatio n 31 EN In Setup select Install LANCOM Software . The following selection menus will appear on the screen: 2.5.2 Which software should you install?  LANconfig is the configur ation program for all LAN COM routers and Wireless LAN access point s. WEBconf[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configuration 32 EN 3 Basic configuration The basic configuration can be performed on a step- by- step basis using a convenient setup wizard to guide yo u thr ough the setu p process and prompt you for the r equired information. First, this chapt er will inform [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configur ation 33 EN New LAN—fully automatic configuration possible If all connecte d network devices are still unconfigured, the set up wizard will suggest ful ly automatic TCP/ IP configuration. This m ay be the case in t he fol- lowing situations:  a sin[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configuration 34 EN  Enable DHCP server? Disable the DHCP server function in the LANCOM if y ou would like to have a different DHCP server assign the I P addresses in your LAN. 3.1.2 Configuration pr otection The password for configuration access to the LANCO[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configur ation 35 EN 3.1.5 Connect charge protection Connect char ge protec tion blocks connections that go beyond a pr eviously set amount, protecting you fr om unex pectedly high connection costs. In LANCOM, there are thr ee inde pendent budgets: For DSL acces[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configuration 36 EN mask > '255 .255.255.0 '), please ensure that the IP address 'x.x.x.254' is located in your own subnet. If you have chosen automatic TCP/IP configuration, please continue with Step  .  If you would like to configu[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configur ation 37 EN Section ’TCP/ IP settings to workstation PC s’ auf Seit e 41 wi ll describe the settings r equired for the indivi dual workstations in the LAN. 3.3 Instructions for WEBconfig T o configure the router with WEBconfi g you must know how to [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configuration 38 EN address x.x.x.254 ( “x” stands for the first three blocks in the IP address of the configuration PC). Network with DHCP server If a D HCP serve r is activ e in the L AN to ass ign IP ad dresse s, an unc onfigur ed LANCOM device will turn [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configur ation 39 EN If you cannot access an un configured LANCOM, the problem may be due to the netmask of the LAN: wi th less than 254 p ossible hosts (net - mask > '255 .255.255.0 '), please ensure that the IP address 'x.x.x.254' is loc[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configuration 40 EN  If you would like to configure the TCP/IP sett ings manually , assign an available address from a suitable a ddres s range to the LANCOM. Also set whether or not it is to oper ate as a DHCP server . Confirm your entry with Apply .  Ent[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configur ation 41 EN  The basic setup wizard reports that all the necessary information has been provided. Y ou can end the wizard with Go on . 3.4 TCP/IP settings to workstation PCs The correc t addressing of all devi ces within a LAN is extre mely important[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 3: Basic configuration 42 EN the network configuration of the wo r kstation computers, please refer to the documentation of your operating system .[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 4: Setting up Interne t access 43 EN 4 Setting up Internet access All computers in the LAN can take advant age of the centr al Internet access of the LANCOM. The connection to the Intern et provider can be established via any WAN connection. Internet access vi a ISDN can[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 4: Setting up Interne t access 44 EN address), default gateway and DNS server . These values can be received automatically fr om providers that support DHCP .  DSL  Protocol: PPP oE, PPTP or Plain Ethernet (IPoE)  Additionally for Plain Ethernet: ow n public IP [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 4: Setting up Interne t access 45 EN 4.1 Instructions for LANconfig  Highlight the LANCOM in the se lection window . From the menu bar , select Tools  Setup Wizard .  From the menu, sel ect the Setup Internet access wizard and click Next .  In the following w[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 5: Linkin g two ne tworks 46 EN 5 Linking two networks With the network interconnection (also known as LAN to LAN coupling) of the LANCOM, two local ne tworks are linked. The LAN to LAN coup ling can be reali zed in principle in two different ways: Only LANCOM 1621 ADSL[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 5: Linking two networks 47 EN The ISDN call back function cannot be configured using the wizard. It can only be set up in the ex pert co nfiguration. F or details, please see the ref eren ce ma nua l. 5.1 What information is necessary? The wizard will prompt you for the [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 5: Linkin g two ne tworks 48 EN  I n c a s e y o u r d e v i c e h a s a n ISDN connection , the wizard asks whether th e remote site has ISDN as well.  The type of IP address must be stated for both sides for VPN connections via the Internet. Ther e are two types[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 5: Linking two networks 49 EN  The password for the ISDN connection is an alternative to the use of the ISDN caller ID. It is always used to authenticate callers that do not s e n d a n I S D N c a l l e r I D . T h e e x a c t s a m e p a s s w o r d m u s t b e e n [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 5: Linkin g two ne tworks 50 EN DNS access to the remote LAN Thanks to DNS, it is not only possib le to access remote c omputers in a TCP/IP network via their IP address, but al so by using fr eely defined names. For example , the computer with th e name 'pc1.br an[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 5: Linking two networks 51 EN  for the LAN of the br anch office  for the high er- level W AN The IPX network numbers in the head an d br anch office s are speci fied to the resp ec tiv e rem ot e si des . The three required network numbe rs are designated as “Ex[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapte r 5: Linkin g two ne tworks 52 EN Remote Windows workgroups do not appear in the Win dows Network Neighbourhood, but can only be co ntacted di rectly (e. g. via Find Computers). 5.2 Instructions for LANconfig Perfor m the configuration on both routers, one at a time.  [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 5: Linking two networks 53 EN  From the main menu, launch the 'Connect two local area networks' wiz- ard. F ollow the wizard's instructions and enter the requir ed information.  T h e w i z a r d w i l l r e t u r n a m e s s a g e t o i n d ic a t e[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 6: Providing dial- up access 54 EN 6 Pr oviding dial- up access Y our LANCOM supp orts dial- up connectio ns to permit individual computers fu ll a cc es s t o yo ur ne tw o rk . T hi s se rv ic e is al so k no wn as R AS (R em o te Ac ce ss Service). In principle, the R[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 6: Providing dial- up access 55 EN 6.1.1 General information The following entries are required to set up a RAS connection. The first column indicates whet her the information is required for a connection via VPN (standard method using “preshar ed keys“) and/or ISDN [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 6: Providing dial- up access 56 EN 6.1.2 Settings for TCP/IP Ea ch ac ti ve R AS us er mus t be as si gne d an IP addr ess when using the TCP/IP protocol. This IP address can be permanently assi gned when setting up a user . However , i t i s s i m p l e r t o l e t t h [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 6: Providing dial- up access 57 EN 6.1.3 Settings for IPX T w o IPX network num bers must be provided for remote access to a n IPX net- work:  the IPX network number of the head office  an additional IPX net work number for the higher- level WAN The required networ[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 6: Providing dial- up access 58 EN puters in the remote network (via Find  Computer s, not thr ough the Network Neighbourhood). 6.2 Settings for the dial- in compute r 6.2.1 Dial- up via VPN For dialing into a network vi a VPN a workstation requir es:  an Internet [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 6: Providing dial- up access 59 EN  T erminal adapter or ISDN car d set to PPPHDL C  PPP selected as the Dial- Up server type, 'Enable software compression' and 'Requi re data en cryption' unchec ked  Select desired network protocols (TCP/IP [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 6: Providing dial- up access 60 EN 6.4 Instructions for WEBconfig RAS access via VPN cannot b e configured using the wizard under WEBconfig yet. It can only be set up in the expert confi guration. For det ai ls, ple as e refe r t o th e ref ere nce ma nua l.  From the[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 7: Sending faxes with LA NCAPI 61 EN 7 Sending faxes with LANC API LANCAPI from LANCOM is a special version of the popular CAPI interface. CAPI (Comm on ISDN Ap plication Programming In terface) establishe s the con - nection between ISDN ad apters and communications pro[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 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 , click Next and follow the instruc- tions of the installation [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 7: Sending faxes with LA NCAPI 63 EN When the install ation was successful, the LANCOM CAPI fax modem is entered into the Phone an d Modem Optio ns of the control panel. 7.2 Installation of the MS Windows fax service  Select the option Printers and Faxes from the cont[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 7: Sending faxes with LANCAPI 64 EN For checking the installation, click with the right mouse butt on on the fax- icon and select Propert ies . The LANCOM CAPI fax modem should now be entered into register 'devices'. 7.3 Sending a fax After installing all requi[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 7: Sending faxes with LA NCAPI 65 EN  The fax client console will open. Select the menu item Send a Fax. A wiz- ard will assist you through the r emaining sending process.[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 8: Security s ettings 66 EN 8 Security settings Y our LANCOM has numerous security functions. Y ou fi nd in this chapter all information you need for an optimal protection. 8.1 The security settings wizard Access to the configuration of a device permits not only to read [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 8 : Security settings 67 EN  In a n ex t s te p p ar am et er s o f t he co nf ig ur at io n l oc k l ik e n um be r o f f ai l ed log- in attempts and the duration of the lock can be adjusted.  Now activate Stateful Inspection, pi ng- block ing and Stealth mode in[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 8: Security s ettings 68 EN  Mark your LANCOM in the select ion window . Select from the command bar Extras  Setup Wizard .  Select in the select ion menu the setup wizard Configuring Firewall and confirm your choice with Next .  In the following windows, sel[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 8 : Security settings 69 EN  Have you assigned a passwo rd for the configuration? The simplest option for the protection of the configur ation is the estab- l i sh m e n t o f a p as s wo r d . A s l o n g a s a p as s wo r d h a s n ' t b e en s e t , a n y o n [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 8: Security s ettings 70 EN individually for each route in the routing table. The routing table can be found in the LANconfig i n the 'IP router' configur ation section on the 'Routing' tab.  Have you excluded certain statio ns from acce ss to the [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 9: T roubleshooting 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 No W AN connection is established After start- up the router automatically attempts to connect to the access pro- v i[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 9: T roubleshooting 72 EN Numerous ot her factors involving the Int ernet itself can also influence the transfer r ate. Increasing the TCP/IP window size under Windows If the actual transfer r ate of a DSL co nnection is signif icantly below the fas test rate listed by t[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 9: T roubleshooting 73 EN tested (e.g. “DSL1” or “LAN-1”). Pay attention to the corr ect spelling of the interfaces. Start the te st for the specified interfac e by clicking on Execute . Change then to m enu item Expert configuration  Status  LAN statis- ti[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 10: Append ix 74 EN 10 Appendix 10.1 Performance data and specifications LANCOM 821 ADSL/ISDN LANCOM 1621 ADSL/ISDN LANCOM 1711 VPN Connections Ether net LAN 4x 10/100Base-TX, auto sensing, switch with node/h ub auto sensing All ports can be switched into the ’Priva te[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 10: Appendix 75 EN Tr a n s f e r r a t e s (maximum) LAN 1 00 Mbit/s, fu ll- duplex mo de WAN Downstream 8 Mbit/s, upstream 800 kbi t/s AT M Tr a n s p o r t U p t o 8 AT M A A L- 5 P V C s O A M A T M -F 4 a n d F 5 -L o o p -B a c k Security P AP , CHAP and MS- C HAP [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 10: Append ix 76 EN 10.2 Contact assignment 10.2.1 ADSL interface 6- pin RJ45 socket Options LANCOM Leased Line Option (Art.No. 00789) LANCOM VPN O ption 25 channels (max.25 simultaneous connec- tions, 50 connections configurable) for VPN in W AN (Art. no.60083) LANCOM V[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 10: Appendix 77 EN 10.2.2 Ethernet WAN interface (LANCOM 1711 VPN) 6- pin RJ45 socket 10.2.3 ISDN- S 0 interface 8- pin RJ45 socket, corresponding to ISO 8877, EN 60603- 7 Connector Pin IAE 1T + 2T - 3R + 4– 5– 6R - Connector Pin Line IAE 1–– 2–– 3T + 2 a 4R [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 10: Append ix 78 EN 10.2.4 Ethernet interfaces 10/100Base- T 8- pin RJ45 socket, corresponding to ISO 8877, EN 60603- 7 10.2.5 Configuration interface (Outband) 8- pin mini- DIN socket 10.3 CE declar ation of conformity The CE declarations of conformity for LANCOM r oute[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 11: Index 79 EN 11 Index Numerics 10/100Base- TX 27 , 28 3- DE S 46 , 54 A Accounting 34 ADSL Connect 27 Connector cable 21 Transfer rate 75 Transmissi on rates 10 ADSL modem 10 ADSL over ISDN 74 ADSL over POTS 74 ADSL- over- ISDN 11 ADSL- over- POTS 11 AES 46 , 54 Annex[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 11: Index 80 EN provider 36 , 40 transfer protocol 40 DSL technologies 9 DSL transfer protocol 36 E Encryption 46 , 54 F Fax 10 Filter mechan isms 18 Firewall 15 , 20 , 70 Firewall filter 67 FirmSafe 20 Flat rate 44 H Hardware installation 28 I ICMP 70 Installation 21 AD[...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 11: Index 81 EN LAN to LAN coupling 17 , 18 , 19 , 34 , 46 Required information 47 LANCAPI 19 , 31 LANCOM setup 30 LANCOM VPN Option 20 LANconfig 31 , 35 run setup wizards 45 LANmonitor 31 LANtools System preconditions 22 Leased line support 74 LEDs see status displa ys [...]

LANCOM 821 ADSL/ISDN – LANCOM 1621 ADSL/ISDN – LANCOM 1711 VPN  Chapter 11: Index 82 EN SNMP Protection of the configuration 69 Software installation 30 Splitter 10 SSID 40 Stateful Inspecti on 15 Stateful Inspection F irewall 67 Status displays 22 ADSL data 25 ADSL link 25 ISDN channel 26 ISDN stat us 26 LAN 26 Online 24 Power 23 , 24 Secur[...]