Bay Technical Associates RM356 manual Connecting Through a Telnet Connection

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Reference Guide for the Model RM356 Modem Router

Connecting Through a Telnet Connection

You can access the built-in Manager interface by a Telnet call from any TCP/IP workstation on the LAN or the remote network. In order to use the Telnet Protocol, you must know the current IP address of the router. If the router has no IP address, you must first use a serial connection or the FirstGear utility to assign an IP address. The router ships with an address of 192.168.0.1.

To make a Telnet connection from the LAN, you must make sure that the router and workstation are connected to the LAN and you must set up your workstation to enable it to reach the IP address of the router by doing one of the following:

Set your workstation to an IP address on the currently programmed subnet of the router.

Add a route to the static routing table of the workstation to indicate that the router can be reached through the local LAN port.

Note: If you change the LAN IP address of the router while connected through Telnet, you lose the Telnet session. You must then open a new Telnet connection to the new IP address and log in again.

When using Telnet, consider the following:

Single administrator

To prevent confusion and discrepancy on the configuration, the router allows only one terminal connection at any time. The router also gives priority to the serial RS-232 connection over Telnet. If you have already connected to the router through Telnet, you will be logged out if another user then connects through the RS-232 cable. You can use a Telnet connection only after the other administrator has disconnected.

System timeout

When you are connected to the router through Telnet, there is a system timeout of 5 minutes (300 seconds). If you are not configuring the device and leave it inactive for this timeout period, then the router automatically disconnects you.

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Router Installation and Connection

Image 42 Contents
Reference Guide for the Model RM356 Modem Router NETGEAR, IncTrademarks Statement of ConditionsEN 55 022 Declaration of Conformance VCCI-2 Statement Bestätigung des Herstellers/ImporteursCertificate of the Manufacturer/Importer Customer SupportWorld Wide Web Contents Chapter Router Installation and Connection Chapter Remote Node Configuration Chapter System Maintenance Appendix a Technical Specifications Index Contents Figures Xii Tables System Maintenance Syslog and Accounting Menu Fields Preface PurposeAudience Conventions Special Message FormatsUse of Enter, Type, and Press Related Publications Other ConventionsPage Features Chapter IntroductionAbout the Router Key Features Support TCP/IP SupportSecurity Management SupportWhat is a Router? Basic Router ConceptsRouting Information Protocol IP Addresses and the Internet Three Main Address Classes Netmask Subnet Addressing Example of Subnetting a Class B AddressNetmask Notation Translation Table for One Octet Number of Bits Dotted-Decimal ValuePrivate IP Addresses Netmask FormatsDotted-Decimal Mask-length Single IP Address Operation Using NAT Single IP Address Operation Using NATAddress Resolution Protocol Domain Name ServerIP Configuration by Dhcp Chapter Router Installation and Connection Package ContentsChecklists Telephone Line ChecklistISP Checklist Single-User Account Network Checklist Connecting the Router Front Panel of the Model RM356 Modem Router LED Descriptions Label Activity DescriptionConnecting the Serial Cable Optional Connecting to the Line PortConnecting to the Hub Ports Connecting a Telephone, Fax, or ModemConnecting the Power Adapter Connecting for Configuration Connecting Through the Serial PortConnecting Through a Telnet Connection Chapter Router Configuration Configuration MethodsPowering on the Router Start-up DisplayManager Menu Commands Navigating the ManagerAction Description Manager Main Menu is illustrated in Figure Manager Menu Summary Manager Menu SummaryNumber Menu Title Description General Setup Menu Menu 1 General SetupModem Menus Modem Setup MenuModem Setup Menu Parameters Field Description ExampleAdvanced Modem Setup Menu Advanced Modem Setup Menu Field DescriptionsField Description Default Ethernet Menu General Setup MenuEthernet General Setup Menu Filter Sets Field DescriptionDhcp and TCP/IP Setup Menu 3 Ethernet Setup Menu FieldsRIP Direction Manager Password Setup Chapter Configuration for Internet Access Information ChecklistInternet Access Configuration Configuration for Single-User Account Backup ISP Accounts Configuring for a Backup ISPSwitching to a Backup ISP Chapter Remote Node Configuration Menu 11.1 Remote Node Profile Fields PPP Options on Editing PPP Options Fields in Menu 11.2 Remote Node PPP OptionsEditing Script Options Script Options DisplayField Description Option Page Chapter Dial-In Configuration Default Dial-In SetupFields in Menu 13 Default Dial-in Setup Dial-In User Setup Fields in Menu 14.1 Edit Dial-in User More On Clid Page Chapter TCP/IP Configuration LAN-to-LAN ApplicationRemote Node Setup Fields in Menu 11.1 Remote Node Profile FieldsMenu 11.3 Remote Node Network Layer Options Fields Static Route Setup RIPEdit IP Static Route Menu Fields Page Chapter Filter Configuration Outgoing Packet Filtering ProcessConfiguring a Filter Set Router Filter StructureAbbreviations Used in Menu 21.1 Filter Rules Summary Abbreviations Used if Filter Type Is IPAbbreviation Description Configuring a Filter Rule TCP/IP Filter RuleAbbreviations Used if Filter Type Is GEN TCP/IP Filter Rule Menu Fields IP ProtocolTCP Estab Generic Filter Rule Generic Filter Rule Menu FieldsApplying a Filter Set Reducing Unnecessary Calls by Windows Diagnosing the SituationReference Guide for the Model RM356 Modem Router Menu 21 Filter Set Configuration Implementing the FilterShows Menu 21.1.1 TCP/IP Filter Rule Filter Rules Summary Menu Applying the Filter Remote Node Profile MenuCommand Field Name Description Chapter System MaintenanceSystem Maintenance Status Menu Fields System StatusMake an outgoing call Terminal Baud Rate Log and TraceCommand Field View Error LogSystem Maintenance Log and Trace Menu Fields Syslog and AccountingSystem Maintenance Syslog and Accounting Menu Fields Field Command DescriptionDiagnostic Menu System Maintenance Diagnostic Menu FieldsCall Testing and TCP/IP Tools Trace Display for a Successful TCP/IP Protocol ConnectionSystem Tools Trace Display for a Failed TCP/IP Protocol ConnectionBack Up Configuration Restore ConfigurationSoftware Update Command Interpreter Mode Call ControlBlacklist Budget ManagementCall History Page Chapter Troubleshooting Basic FunctioningLAN Link LED Troubleshooting a TCP/IP Network Using a Ping Utility Testing the LAN Path to Your RouterTesting the Path from Your PC to a Remote Device Troubleshooting a Remote Node or ISP Connection Troubleshooting a Remote User ConnectionTroubleshooting the Manager Interface Restoring the Default Configuration and Password Using the Packet and Log Trace Trace the callPacket Trace Display Format Packet Trace Display DefinitionsAppendix a Technical Specifications General SpecificationInterface Specifications Physical SpecificationsEnvironmental Specifications Electromagnetic EmissionsIndex Dhcp Index Index Index TCP/IP