Lancom Systems 1621, 821, 1711 manual Appendix, Performance data and specifications

Page 74

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

Chapter 10: Appendix

10 Appendix

10.1Performance data and specifications

 

 

 

 

LANCOM 821

LANCOM 1621

LANCOM 1711

 

 

 

 

ADSL/ISDN

ADSL/ISDN

VPN

 

 

Connections

Ethernet LAN

4x 10/100Base-TX, auto sensing, switch with node/hub auto sensing

EN

 

 

 

 

 

 

 

 

 

 

 

All ports can be switched into the ’Private

Individual ports can be

 

 

 

 

 

 

 

 

Mode’, whereby the ports are concealed from

switched into ’Private

 

 

 

 

one another.

 

Mode’, e.g. as a DMZ

 

 

 

 

 

 

port

 

 

 

 

 

 

 

 

 

 

 

 

 

Cable tester

 

 

 

 

 

 

 

 

 

 

WAN/ADSL

'Annex A' devices : ADSL over POTS as per ITU

10/100Base-TX, auto

 

 

 

 

G.992.1 Annex A, ANSI T1.413, ITU G.992.2

sensing

 

 

 

 

(G.Lite), G.994.1 (G.hs);

 

 

 

 

 

 

'Annex B' devices : ADSL over ISDN as per ITU

 

 

 

 

 

G.992.1 Annex B, as well as proprietary ADSL

 

 

 

 

 

over ISDN (Texas Instruments, ADI, Alcatel),

 

 

 

 

 

ETSI TS 101 388

 

 

 

 

 

 

 

 

 

 

 

DSLoL (DSL over LAN)

LANCOM 821 ADSL/ISDN and LANCOM 1621

 

 

 

 

 

ADSL/ISDN can also use a vacant switch port as

 

 

 

 

 

a WAN access (DSLoL interface). This can be

 

 

 

 

 

used for a subsequent 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

serial V.24/V.28 port (8 pol. mini DIN), in combination with LANCOM

 

 

 

 

modem adapter kit suited for connection of external analogue or GSM

 

 

 

 

modems

 

 

 

 

 

 

 

 

 

 

 

Stromversorgung

12V over external power adapter

 

 

 

 

 

 

 

 

Operating

Multiprotocol router

IP router, IPX router, NAT/reverse NAT (IP masquerading) DHCP server

 

 

modes

 

incl. auto detection, DHCP client, DHCP relay server, DNS server, PPPoE

 

 

 

 

client, PPTP client, NetBIOS proxy, DynDNS client, N:N mapping

 

 

 

 

 

 

 

 

ISDN Gateway

RJ-45 ISDN S0 bus, point-to-point and point-to-multipoint configura-

 

 

 

 

tion, I.430, (autosensing), optional leased-line support; D-channel 1TR6,

 

 

 

 

DSS1 (Euro-ISDN); B-channel PPP (asynchronous/synchronous), X.75,

 

 

 

 

HDLC, MLPPP for channel bundling, CAPI 2.0 via LANCAPI, Stac data

 

 

 

 

compression

 

 

 

 

 

 

 

 

 

Protocols

LAN

IP: ARP, Proxy ARP, IP, ICMP, UDP, TCP, TFTP, RIP 1, RIP 2, DHCP, DNS,

 

 

 

 

SNMP, HTTP, HTTPS, BOOTP, NTP, NetBIOS, LANCAPI

 

 

 

 

IPX: RIP, SAP, IPX and SPX watchdogs, NetBIOS watchdogs

 

 

 

 

 

 

 

 

 

WAN

PPPoE, PPPoA, PPTP, IPoA and Plain Ethernet

 

 

 

 

 

 

 

 

74

Image 74
Contents Lancom 821 ADSL/ISDN Lancom 1621 ADSL/ISDN Lancom 1711 VPN Lancom Systems GmbH, Wuerselen Germany. All rights reserved Thank you for placing your trust in this Lancom product Security settingsPreface Model variants Preface Contents Linking two networks Providing dial-up accessInstallation of the MS Windows fax service Sending a fax Sending faxes with LancapiAppendix Security checklistTroubleshooting How does Adsl work? Access to a complete local network LANIntroduction AddressesAll services via a single cable-thanks to the splitter Ideal for Internet surfersADSL-over-ISDN or ADSL-over-POTS? CodeWhich use does VPN offer? Conventional network infrastructure Networking via the Internet Firewall What does a router do? Denial-of-Service ProtectionQuality-of-Service / Traffic management At least one for WAN connections Bridgehead to the WANAreas of deployment for routers LAN to LAN coupling via VPN or IsdnConventional via Isdn Remote access to the company network via VPN or IsdnWhat can your Lancom do? WAN connection Configuration System preconditions InstallationPackage contents Front side Introducing LancomStatus displays LED remains lit green Top panelMeanings of the LEDs Flashing Power LED but no connection? Online LED indicates the overall status of all WAN portsData traffic via the Adsl link Connection status of the Adsl linkConnection status of the WAN connection Data traffic via the DSL connectionStatus of the four LAN ports in the integrated switch Separate status display for both Isdn B channelsBack of the unit Hardware installation Adsl connector cable transparent plugs Using the included power adapterSoftware installation Starting Lancom setupWhich software should you install? Which information is necessary? Basic configuration1 TCP/IP settings Information required for manual TCP/IP configuration New LAN-fully automatic configuration possibleConfigure manually nevertheless? IP address and netmask for the LancomSettings for the Isdn connection Configuration protectionSettings for the DSL connection Enable Dhcp server?LANconfig Instructions for LANconfigStart up LANconfig by clicking Start Programs Lancom Connect charge protectionComplete the configuration with Finish Instructions for WEBconfig Network without Dhcp serverOr with a name as discribed above Starting the wizards in WEBconfigNetwork with Dhcp server Basic configuration Entering the password in the web browser IP address assignment via a separate Dhcp server TCP/IP settings to workstation PCsIP address assignment via the Lancom default Manual IP address assignmentBasic configuration Additional information for unknown Internet providers Setting up Internet accessDoes the setup wizard know your Internet provider? Additional connection options User name and passwordProtocol PPPoE, Pptp or Plain Ethernet IPoE Dynamic channel bundling Isdn onlyComplete the configuration with Apply Tools Setup WizardLANconfig Quick access to the setup wizards Security aspects Always configure both sidesLinking two networks What information is necessary? General informationIsdn Settings for the TCP/IP router Extranet VPN Settings for the IPX routerDNS access to the remote LAN Settings for NetBIOS routing Perform the configuration on both routers, one at a time Ping quick testing for TCP/IP connections Providing dial-up access Which information is required?Coupling Entry Settings for TCP/IP Isdn calling line identity CLISettings for IPX WANDial-up via Isdn Settings for the dial-in computerDial-up via VPN Instructions for LANconfig Instructions for WEBconfig Sending faxes with Lancapi Installation of the Lancom Capi fax modem Lancom CDInstallation of the MS Windows fax service Select the option Printers and Faxes from the control panelSend a fax with any given office application Send a fax with the MS Windows fax serviceSending a fax Sending faxes with Lancapi Wizard for LANconfig Security settingsSecurity settings wizard Wizard for WEBconfig Firewall wizardRules Security checklistConfiguration under WEBconfig Have you activated the Firewall? Have you assigned a password for the configuration?Have you permitted remote configuration? Do you make use of a ’Deny All’ Firewall strategy?Is your saved Lancom configuration stored in a safe place? Have you closed critical ports with filters?No WAN connection is established TroubleshootingProblems with the cabling? DSL data transfer is slowIncreasing the TCP/IP window size under Windows Cable testingUnwanted connections under Windows XP LAN statisticsTroubleshooting Performance data and specifications AppendixATM Pin RJ45 socket Contact assignmentAdsl interface Pin RJ45 socket, corresponding to ISO 8877, EN Ethernet WAN interface Lancom 1711 VPNISDN-S0interface Ethernet interfaces 10/100Base-T Configuration interface OutbandCE declaration of conformity Pin mini-DIN socketIndex NumericsInstallation Connection FirmSafe IPX conventions Flat rate IPX router SettingsHardware installation 1TR6 Caller ID Connector cable Configuration port ChannelSecurity aspects Server Setup Specify MSN Power adapter 21, 27NetBIOS LAN to LAN coupling 17, 18, 19, 34Voltage switch WAN data VPN client WAN status Switch Settings Stateful Inspection TelephoneOnline Power System preconditions Connector cable WAN connection
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1621, 1711, 821 specifications

Lancom Systems is a notable player in the networking solutions market, and its range of routers, specifically the 821, 1621, and 1711 models, showcases the company's commitment to delivering robust, high-quality products for various enterprise needs. Each model brings distinct features, making them suitable for different environments and operational demands.

The Lancom 821 is particularly designed for small to medium-sized enterprises (SMEs) requiring reliable internet connectivity and secure networking. This router supports various VPN technologies, ensuring secure data transmission across the organization. Equipped with advanced firewall capabilities, the 821 can handle multiple connections while protecting against potential cyber threats. Its support for IPv6 enhances compatibility with future networks, making it a long-term investment. The device’s manageable architecture allows for remote access and troubleshooting, reducing the need for on-site IT interventions.

On the other hand, the Lancom 1621 is tailored for larger organizations or those with more extensive networking demands. This model offers enhanced throughput and is capable of managing large volumes of traffic without compromising performance. It features a variety of WAN connection options, including DSL, LTE, and fiber, allowing businesses to choose the best solution for their requirements. The 1621 also incorporates sophisticated Quality of Service (QoS) settings, which prioritize critical applications to ensure optimal performance during peak times. Built-in redundancy features enhance reliability, making it an excellent choice for mission-critical applications.

The Lancom 1711 takes networking capabilities a step further, targeting enterprises with even more complex needs. It boasts advanced routing and switching features, making it suitable for enterprise-grade deployments. The 1711 supports enterprise WLAN management, allowing seamless integration with wireless access points. Its robust performance over WAN connections enables the deployment of various real-time applications, such as voice over IP (VoIP) and video conferencing, without latency issues. Security is a top priority, with features including an IPSec VPN and integrated threat detection to safeguard organizational data.

In summary, the Lancom 821, 1621, and 1711 routers serve as versatile tools for businesses, each designed with distinct capabilities to meet specific networking needs. Their strengths lie in their security features, support for various connection types, and reliable performance under heavy loads. With these devices, organizations can ensure that their network infrastructure not only meets current demands but is also poised for future growth.