You use a modem to connect | 3Com 6416SW instruction

Automatic

Modem

Hangup

If

you use a modem to connect

to

the

6416SW,

you can

use

the

SET

TERMINAL

HANGUP

command

to

automatically

hang

up

the

modem

connection

when

you log off

the

6416SW. If

you

do not

hang

up

the

modem

connection,

an

unauthorized user can

pick

up your open session and work in it.

The

following

command

shows

what to

enter

to automatically

hang

up

the

modem after

you

log

off

the 6416SW. The

command

is setdisableby defaultso hatto

the modem

does

not

automatically hang

up.

ONcoreATM> set terminal hangup enable

[ENTER]

4-16 ONcore ATM Switch/Control Module: Installation and User's Guide

Image 86

3Com 6416SW manual You use a modem to connect

Contents

Document Number Printed March Model Number 6416SW Canadian Emission Requirements VDE Class B Compliance Vcci Class 1 Compliance Iii Disclaimer Fiber Cable ClassificationUK General Approval Statement Copyright StatementPage Page Contents Entering ARP MIB IBM LECPing Codes Upload Mail TechnicalPage Figures Page Tables TablesPage How to Use This Guide Guide Network AIX Appendix E, ONcore ATM Address Formats Prerequisite Knowledge Backpressure TextConvention Bold Related Documents 3Com Documents Reference Documents Support Warranty InformationSoftware Subscription Service CSO Support3Com Technical Publications Page ATM ONcore Subsystem ATM Backplane ATM Wiring Star Topology in ATM Backplane 17-slot model Workgroup Switch Reference Guide Module Type Connection ModeType Virtual Connection TRS UNINNI SDUPage Ilmi ATM Subsystem Traffic Management Show ATM Subsystem Chassis ManagementDMM Role Switch/ControlONcore Switching Hub/CELLplex Reference Guidefor details Using Benefits LAN Emulation Client LEC MaxPage Installation Start Unpacking the Module 3Com ONcore Hub Installation Guide17-00362 6416SW ONcore Module Ejectors Subsystem Attaching a Terminal to 6416SW Save Verifying Normal 6416SW 4000 Front Panel Front Panel of 6416SW Module OFF Meaning of the LEDsColor State Stby LED Name Color State Maint Reset Pin Switching Hub/CELLplex 4000 ATM Command Reference GuideConsole Port RS-232 Auxiliary Port Pin Number ATM Addressing Components of an ATM Campus Network Network Components ATM Campus Network SSI ONcore ATM Switch/Control Module Installation Users GuideATM Cluster ATM User DevicePage Network Interfaces UNI 6416SW Connections ATM Logical Links Used to Connect ATM Clusters Single StaticRoutes Subnetworks Between Example Configuring a Connection Between User Devices SET LogicallinkPage SET PVC Reference GuideforPage Normal Ascii mode Overview Slip mode Slip Command Reference Guide. For Entering 6416SW CommandsCommand Reference Guide Before You Start Keyboard Functions Getting Help Following response is displayed Command Completion Setting Mode Baud Slip ModeConfiguration Returning to Normal Mode Slip Support Using TCP/IP for AIX versionUsing TCP/IP V2.1.2 for IBM DOS V7 no Tftp support Port Using TCP/IP V2.0 for OS/2 V3 WarpV4.0 V4.1 For Classical IP SwitchVia LAN Emulation Logon Procedure Switch/Control Module Installation Users Guide Terminal Settings Saving Reconfigured Configuration Console Settings You use a modem to connect Configuring ATM Switch/Control Module Configuration Summary You Want external LAN Emulation Configuration Server Priority SET Device Ipaddress SET Device DefaultgatewayConfigurationserver SET Device Arpserver Setting 6416SW Passwords Administrator Password ONcoreATM save device User Passwords Setting Internal Clock Switch Name 6416SW Suggestion ServiceConsole Prompt Console Timeout SET Terminal Timeout Address 6416SW Connecting ATM media Modules Disabling PortsPort ONcore Switching Reference Workstation Parameters Carry OutYou want to 802.3 IP only LAN Emulation Client LE only LES After theeth Parameter, the other parameters Default Gateway IP & LE ARP Server IP only Alerts Ilmi MIB VCI WKA Atmaddress Saving Configuration Settings and Logging Off Tftp Settings for the Device or Terminal These Values Cancel Them Using Revert command before You can log off Working With Configuration Settings Revert Displaying Configuration Settings Atmesi Enter Page Modifying Configuration Settings ATM IX OK Network Switch Management Subsystem Campus Environment Managed Are WithFiles Security Control Settings. ONcoreSee theSwitching Hub/CELLplexCommand Reference Guidefor more WAN OperationsSLIP/TFTP Inband Operations Upgrading 6416SW Microcode Dump TRS ATM ModulesUploading Dumps Upload Upload Inband Uploading TracesLog Out-of-band Operations MaintainPage Chapter Troubleshooting LED Phase Active LED Troubleshooting Prerequisites Diagnosing Problems from the ATM Media LEDs Steps to Take Check that Power Slot Has Not Been Disabled. Issue Stays Lit AfterHub For Error LED lit red to indicate a severe error Steps to Take Active LED is not lit Steps to Take Is lit CommandLED is lit Stays Module An ATM module is not in service Steps to TakeDue to Set to Problems Diagnosing Problems Concerning the 6416SW Console Enter First YouNot work Bar Rest Not PasswordSettings Are Not Last With Modules Ports Status Unknown Status Error Status No Activity Status Not In Service UNI port Status Not in Service SSI Port Steps to Take DescONcoribedSwitchingtheHub/CELLplex ATM Switch/Control Module Installation and Users Guide Attached to ATM Sure That Hub belongs Same Command Specify Port command to make sure that 3000 992 Not ONcore Cannot Ping the ARP Servers and Vice-versaCause Code Activity Code Ping ARP ClientSteps Take Okay Vice-versa Cannot Ping another ARP Client Cannot Ping the ARP Server Over Each Cannot InitializeCause Cause Codes 16/31 18/102 Failed Switching Hub/CELLplexStatus LES/BUS Administrative Problems Netview/SNMP/Telnet Station Steps Take File already exists/file-already exits MessageFile too big/file-too-big Your ONcore hub File MessageFlash memory failure/hardware-error Problems Environment Bridges TalkStations Only for IBM proprietary LAN emulation After Minutes,From the LES valid Valid only for Emulation At workstation reboot the ATM adapter initialization failedValid Station located No Traffic in a Client Environment StepsTwo Proprietary Fail Frames are lost Other ProblemsHave No problems Clients SDH Redirecting Received Cells Transmit Side Now From ATM Connection Problems Command to make Sure that Logical link settings No Connection Between Two ATM Subnetworks Steps to Take Show Device Trap UsingField Contents Contacting Troubleshooting Phase 1 and Phase 2 ProblemsYour HUB Hub/CELLplex 4000 ATM Command Reference GuideShow DEVICE, Show HUB ALL Show HUB Show StaticroutePage General Specifications Electrical Specifications Environmental Specifications Appendix B. RS-232 Cable Modem Requirements RS-232 Cable Requirements RS-232 ConnectorSignal Name Description Not Used Pin/9-Pin CableCD1 RD2 DTR GND DSR RTS CTS CTS RTS DSR Pin/25-Pin CableRTS CTS DTR DSR GND Null-Modem Interposer Interposer Modem Attachment Modem Cable Modem must be 100% Hayes-compatible Modem ConfigurationModem Requirements Hangup Figure B-6. Example IBM 7855-10 Modem Configuration Appendix C. Error Information Codes Version Error Codes for Clear CausesError Code Decimal Hex Cause Decimal Hex Networks Maintenance Codes Table C-2 Meaning ErrorCodes Appendix D. Configuring AIX for Download Upload Operations IsnotPage Appendix E. ONcore ATM Address Formats CcittPage Network Prefix AFI ICD/DFI/AA Area End System Part Page Appendix F. Technical Support World Wide Web Site Online Technical SupportMail Technical Support Support from Your Network Supplier ISD Support from 3ComCountry Fax Returning Products for RepairRMA Accessing the 3Com MIB and atswitch.mib 3Com Technical Publications Numerics IndexX-1 SET Terminal Timeout IndexX-2 IndexX-3 IndexX-4 NNI IndexX-5 Ports IndexX-6 Snmp IndexX-7 UNI