ELSA Cable manual Viii Content

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VIII Content

English

ELSA Cable Modem

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Contents Manual ELSA, Inc SonnenwegAachen GermanyThank you for placing your trust in this Elsa product Introducing the Elsa MicroLink CablePage Content Elsa Cable ModemVI Content Setup/SNMP-module Viii Content Elsa MicroLink Cable What does the unit look like?Introducing the Elsa MicroLink Cable Meanings of the specific blink codes SyncBC D E F G These LEDs show the corresponding network controller statusHighlights of the Elsa MicroLink Cable Node or hub?Fast Internet Cable networkRegional content Internet at all times-always onlineMore than just Internet BackboneProxy servers CE conformity and FCC radiation standard CE and FCCIntroducing the Elsa MicroLink Cable Installation and configuration Elsa MicroLink CableConfiguring the Elsa MicroLink Cable First StepsPreparations Quick Start Quick configurationsConfiguration as a bridge LAN Configuration as a router Off you go into the Web with a whole new sensation of speedOn the Router tab, enable the IP Router option Obtain IP addresses automatically use Dhcp TCP/IP installationConfiguring fixed IP addresses not using Dhcp Checking the IP configuration User-friendly method inband Requirements for inband configurationConfiguration modes Starting inband configuration using Elsa LANconfig Start up inband configuration using telnetConfiguration commands This command Means this For instanceSet/se/snmp/admin The Administrator How to start a trace Command to call up a trace follows this syntaxWhats happening on the line? Trace OutputsExamples New firmware with FirmSafeThis is how FirmSafe works How to load new software Elsa LANconfigConfiguration using Snmp General TftpCommand Target/Source Function Accessing tables and parameters using SnmpAccess protection in Snmp IP address IP-netmask Router name Distance Deleting rows in tables using SnmpAppending rows to tables using Snmp Error messages via Snmp trap Management Information Base MIBConfiguration modes Security for your configuration Password protectionLogin barring Operating modes and functionsGlobally to Access control via TCP/IPSecurity for your LAN Hiding place-IP masquerading NAT, PAT EncryptionTCP/IP packet filters IP address IP netmask Router Dis Tance IP routingIP routing table IP address IP netmask Router name Dist This is what happens 192.168.130.0 255.255.255.0Dynamic routing with IP/RIP What information is propagated by IP/RIP?What do the entries mean? IP address IP netmask Time Distance RouterLocal routing Interaction of static and dynamic tablesIP masquerading NAT, PAT Two addresses for the routerHow does IP masquerading work? Simple and inverse masqueradingCable TV net WorkOnly small difference is that Which protocols can be transmitted using IP masquerading?DNS forwarding Bridging RatorAutomatic address administration with Dhcp What are the filter options?Dhcp client Dhcp serverCable modem really belongs to two LANs IP address Network mask Broadcast addressDefault state is auto Dhcp on, off or auto?How are the addresses assigned? IP address assignmentDefault gateway assignment Network mask assignmentBroadcast address assignment DNS server assignmentPriority for the Dhcp server Request assignment Priority for a workstation-overwriting an assignmentOperating modes and functions Operating modes and functions Elsa MicroLink Cable Access Two standards get around this problemCable modem technology StandardsOperator Work Registration in the cable networkNetwork of the cable network Cable TV net Registration Connection modes Network technologyNetwork and its components Host IP addressing Kinds of networksThis address Bytes Looks like this in bits ExamplesSame IP address, this time with another netmask IP address Netmask Remark 10.0.0.0 255.0.0.0There are two considerations when using these IP addresses IP routing and hierarchical IP addressingHost Smith External host Marketing Example Expansion through local networks Why a LAN is called multiprotocol-capable 80-C7-6D-A4-6EEasy as possible That is processed by all computers in the LANLAN as easy as possible Data transfer within the LANInterface only understands MAC addresses Host Smith Data transfer from the LAN onto the Internet LAN coupling on MAC basisTechnical basics Elsa MicroLink Cable Technical data AppendixPackage contents ServiceWarranty conditions Warranty coverageWarranty period Warranty procedureOperating mistakes Additional regulationsDeclaration of conformity TypenbezeichnungAppendix Elsa MicroLink Cable Index Inde70 32, 40 Gateway Heap reserve17, 32 17, 18Setup TraceWireless links Inde72Symbols Description of the menu options R73R74 Description of the menu options Overview of the menusStatus Running status displays StatusDescription of the menu options R75 Status/Operating-time Status/Current-timeStatus/Cable-statistics R76 Description of the menu optionsLAN-statistics Running status displays Status/LAN-statisticsDescription of the menu options R77 Status/Bridge-statistics R78 Description of the menu optionsCannot be modified manually Bridge-statistics Running status displaysStatus/TCP-IP-statistics Description of the menu options R79Status/TCP-IP-statistics/ARP-statistics These statistics include the following valuesStatus/TCP-IP-statistics/ICMP-statistics R80 Description of the menu optionsStatus/TCP-IP-statistics/IP-statistics Status/TCP-IP-statistics/TFTP-statistics Description of the menu options R81Status/TCP-IP-statistics/TCP-statistics R82 Description of the menu options Status/TCP-IP-statistics/DHCP-statisticsStatus/IP-router-statistics Description of the menu options R83Shrinks accordingly. It has the following layout IP-router-statistics Statistics from the IP router areaR84 Description of the menu options Status/IP-router-statistics/RIP-statisticsProtocol LAN-tx Cable-tx IP-address IP-netmask Time Distance RouterStatus/Config-statistics Config-statistics Remote configuration statisticsStatus/Queue-statistics Description of the menu options R85R86 Description of the menu options IPr-RIP-queue-packetsStatus/MCNS-statistics Status/Init-statusDescription of the menu options R87 MCSN-statisticsSetup System configurationStatus/DHCP-client-statistics R88 Description of the menu optionsSetup/Cable-module Setup/LAN-moduleEntering the following command Default configuration, no name is enteredSetup/Bridge-module R90 Description of the menu optionsMAC-address field Setup/TCP-IP-moduleDescription of the menu options R91 Configuration, the TCP/IP module is activated R92 Description of the menu optionsDescription of the menu options R93 Setup/IP-router-module Configuration, the IP router module is activatedIP-address Node-ID Last-access Connect IP-router-module IP router module settingsDescription of the menu options R95 IP-address IP netmask Router-name DistanceR96 Description of the menu options Setup/IP-router-module/Routing-methodRouting-method Routing method settings Setup/IP-router-module/RIP-configuration Different settings have the following meaningSettings have the following meaning Description of the menu options R97Following layout Setup/IP-router-module/MasqueradingR98 Description of the menu options Setup/IP-router-module/firewall Description of the menu options R99R10 Description of the menu options Setup/SNMP-module Setup/DHCP-server-moduleDescription of the menu options R10 On The device operates as a Dhcp serverDefault value of 6000 minutes equals approximately 4 days R102 Description of the menu optionsOff The device does not operate as a Dhcp server Network mask is assigned in the same way as the IP addressSetup/Config-module IP-address Node-ID Timeout Hostname TypeConfig-module Configuration module settings Description of the menu options R103R104 Description of the menu options Firmware Display and keyboard settingsFirmware Position Status Version Date Size Index Description of the menu options R105Module Version This option allows you to reboot the device OtherR106 Description of the menu options Other menu allows you to manage the following functions