Manual de instrucciones de Accton Technology ETHERHUB-16MI+ EH1502S

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EtherHub-16mi
Advanced Reference Guide
EH1502S
E0398-R01
150858-101

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Copyright © 1998 by Accton Technology Corporation. All rights reserved. No part of this document may be copied or reproduced in any form or by any means without the prior written consent of Accton Technology Corporation. Accton makes no warranties with respect to this documentation and disclaims any implied warranties of merchantability, quality, or fitness for any particular purpose. The information in this document is subject to change without notice. Accton reserves the right to make revis

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EtherHub 1500 System Advanced Reference Guide Introduction Contents The master hub (and connected stack) can be managed through a PC or modem connection to the hub’s serial port, or with SNMP-based network management software such as AccView/Open. Using the configuration Introduction 1 program, you can perform the following tasks: Making the Connections Required for System Configuration 1 • Enable/disable any port Onsite Connection 1 • Assign backup ports Modem Connection 1 • Set threshold valu

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EtherHub 1500 System Advanced Reference Guide Note: The on-board program only provides access to basic configuration functions. To 3. If setting up a remote connection via modems: access the full range of SNMP mangement functions, you must use SNMP-based Select Modem Channel to open the Phone List menu as shown below, and network mangement software. Accton provides Windows-based SNMP software enter the phone number and press [Enter] to start the dialing mechanism. called AccView/Open with this

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EtherHub 1500 System Advanced Reference Guide Changing System Configuration - Use the Configuration command from the Menu Description (continued) System Menu to modify current values for the following parameters: Threshold Provides 5 sub-menus - System, Any Hub, Any Port, Select Hub and Select Port. This menu allows you to set threshold levels for the hub or port in terms of frames received, number of bytes, collisions, CRC errors, alignment errors and total errors. System Menu Field Description

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EtherHub 1500 System Advanced Reference Guide Control Menu Field Description SNMP Community Names The community strings authorized for trap management access. All community strings used for IP and IPX Trap Managers must be listed in this table. Community Name A community entry authorized for trap management access. Access Management access is restricted to read-only (RO) or read/write (RW). Status The status of the current entry can be set to VALID or INVALID. Menu Description IP Trap

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EtherHub 1500 System Advanced Reference Guide Configuring Port Parameters - Use the Port command from the Control menu Field Description (continued) to configure the ports for any hub in the stack. (Select the required hub using Slave Port Pair member serving as the backup link. the and function keys.) This menu provides a brief description of Hub Hub ID for the slave port. the selected hub, and also allows you to enable/disa

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EtherHub 1500 System Advanced Reference Guide Threshold Menu Event Activation - After initial event activation (crossing the high watermark), the monitored variable must reach the low watermark before another event is Select the Threshold command from the menu bar to define limits for the activated (again crossing the high watermark). parameters monitored by the hub system. Limits can be set for the System (entire stack), Any Hub or Any Port, or a Select Hub or Select Port. Variables to

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EtherHub 1500 System Advanced Reference Guide DB9 Serial Port to RJ-45 Converter Connector Pin Assignment Connection from Hub's 9-Pin Serial Port to Modem's 25-Pin DCE Port RJ-45 Pin EH1502S Hub's 9-Pin Modem's 25-Pin Description CCITT Signal Mapping DB9 Serial Port COM Port 1-<8------DCD------ D1 TR (Data Terminal Ready) 4 2-<3------RXD------ R2 xD(ReceivedData) 2 3>-2-------TXD------ T3 xD(TransmittedData) 3 4>-0-------DTR------2 S4 G(SignalGround) 5 5--7-------SGND---- R5 I(RingIndicator) 9 6