Cabletron Systems SEHI100TX-22 manual Chapter Sehi Features and Options, Sehi Overview

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CHAPTER 2

SEHI FEATURES AND OPTIONS

This chapter provides an overview of the SEHI and contains sections detailing features and available options.

NOTE

The terms SEHI (Stackable Ethernet Hub with Intelligence) and SEH (Stackable Ethernet Hub) are used throughout this manual when describing the features and functions of the SEHI100TX-22 and the SEH100TX-22.

 

 

FRONT VIEW

 

 

 

 

 

 

 

 

 

 

HubSTACK 100BASE-TX HUB WITH LANVIEW®

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SEHI100TX-22

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RCV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LNK

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

 

22 21 20 19 18 17 16 15 14 13 12

22X

21X

20X

19X

18X

17X

16X

15X

14X

13X

12X

 

 

 

 

 

 

 

 

 

 

PWR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPU

RCV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RESET

CLN

LNK

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

COM

11 10 9 8 7

6

5

4

3

2

1

1

 

 

 

 

 

5X

4X

3X

2X

1X

 

 

 

 

 

 

 

 

11X

10X

9X

8X

7X

6X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EPIM 1

 

 

Port Status LEDs

 

 

 

 

 

 

 

 

Network Ports 1-22

 

 

System LEDs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EPIM Slot

COM Port

RESET Button

SEHI100TX-22100BASE-T HUB WITH LANVIEW®

 

 

OUT

 

SEH100TX INTERCONNECT

SN

IN

 

NET.

18

ADD.

 

1511

Power Supply

Interconnect Bus "OUT" Port

Interconnect Bus "IN" Port

REAR VIEW

Figure 2-1 The SEHI100TX-22

2.1SEHI OVERVIEW

The SEHI100TX-22 is an intelligent repeating hub providing 22 RJ45 ports and one Ethernet Port Interface Module (EPIM) port on the front panel for network connections. The SEHI has two rear panel HubSTACK Interconnect Bus ports for stackable connections. The SEHI100TX-22 can manage up to four of Cabletron Systems SEH100TX-22 non-intelligent stackable hubs.

SEHI100TX User’s Guide

2-1

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Contents Intelligent Stackable HUB USER’S Guide Page SEHI100TX User’s Guide DOC Notice Cabletron Software Program License Declaration of Conformity Contents Contents SEHI100TX User’s Guide Vii Contents Viii SEHI100TX User’s Guide Chapter Introduction Using this ManualFollowing conventions are used throughout this document Document ConventionsYour email address Getting HelpRelated Manuals Sehi Overview Chapter Sehi Features and OptionsSehi Features and Options Sehi FeaturesStackable Capabilities Rack Mounting Capabilities Remote Network ManagementOptional Epims Chapter Installation Requirements Specifications Cable SpecificationsHubSTACK Interconnect Cable Requirements UTP Cable Specifications Multimode Fiber Optic Cable Specifications Network Cable Lengths Network Cable Lengths COM Port Requirements Network Port SpecificationsAgency Approvals Operating SpecificationsPower Supply Requirements Environmental RequirementsPhysical Specifications Unpacking the Sehi Chapter InstallationNvram Switch Location PRE-INSTALLATION CheckoutRackmount Installation Tabletop or Shelf InstallationAttaching the Strain-Relief Bracket Rackmount Installation Adequate clearance two inches on either side Powering UP and Stacking the Sehi Repeat steps 3 through 6 until all SEH hubs are connected Installing an Epim Installing AN EpimSEHI100TX User’s Guide Chapter Connecting to the Network Connecting the Sehi to the NetworkConnecting to Network Ports Sehi Network Ports Connecting to an EPIM-100TXRX+ TX+ Position = Not crossed over EPIM-100FX or EPIM-100FMB Port Connecting to an EPIM-100FX or EPIM-100FMBTesting the Installation SEHI100TX User’s Guide Installation Test Chapter TroubleshootingUsing Lanview Using Lanview Epim 1 RCV LED Using the Reset ButtonSetting the Nvram Switch SEHI100TX User’s Guide Chapter Local Management Keyboard Conventions Function Keyboard ConventionsManagement Terminal Setup Console Cable Configuration Management Terminal Setup Parameters Sehi Local Management Accessing Local ManagementAccessing Local Management Feature Selection Screen Feature Selection ScreenCommunity Name Table Screen Community Name Table ScreenManagement fields, excluding IP Address Editing the Community Name Field Configuration Configuration ScreenSetting the IP Address Setting the Subnet Mask Setting the Default Gateway Using the Port Enable OverrideExiting the Configuration Screen Trap Table Screen Trap Table Screen1 Configuring the Trap Table Snmp Tools Screen Exiting the Trap Table ScreenFollowing sections describe Snmp Tools screen fields Getting Individual OIDs Getting the Next OID Setting an OIDWalking Through OIDs Viewing Multiple OIDsExiting the Snmp Tools Screen Stepping Through OIDsCycling Through OIDs Repeating the Last OIDDevice Statistics Screen Device Statistics ScreenDisplays the number of errors received This command lets the user enable the selected port Using the Enable Port Command Using the Disable Port CommandSelecting the Appropriate Module/Port Exiting the Device Statistics Screen Setting the UPDATE-FREQency FieldAppendix a Epim Specifications Epim SpecificationsEPIM-100TX EPIM-100FX Figure A-3 EPIM-100FMB EPIM-100FMBSEHI100TX User’s Guide Appendix B Image File Download Using OID Strings Setting Unix Workstation AS Tftp Server Standard Local Download Table B-1 OIDs and Settings Numerics IndexIndex-2 SEHI100TX User’s Guide Power Supply Cord
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Manual 58 pages 17.82 Kb

SEHI100TX-22 specifications

Cabletron Systems SEHI100TX-22 is a high-performance network interface card that has been designed for reliable data transfer in various networking environments. Ideal for both enterprise and small business applications, the SEHI100TX-22 delivers exceptional performance at a competitive price point.

One of the standout features of the SEHI100TX-22 is its support for 100Base-TX Ethernet standards, which enables high-speed data transmission at rates of up to 100 Mbps. This high throughput capacity makes it an excellent choice for organizations that require swift and efficient data handling, particularly in environments with heavy network traffic.

The card is equipped with two RJ-45 connectors, allowing it to support dual-port configurations. This dual-port setup enhances networking capabilities by enabling fault tolerance and load balancing, ensuring that the network remains operational even in the event of a failure. Moreover, it supports full-duplex operation, allowing for simultaneous bi-directional data transmission, further improving overall network efficiency and performance.

Another significant advantage of the SEHI100TX-22 is its compatibility with a wide range of operating systems and platforms, including Windows, Linux, and various UNIX variants. This versatility ensures that it can be seamlessly integrated into existing network infrastructures without the need for extensive configuration or modification.

In terms of installation and maintenance, the SEHI100TX-22 is user-friendly, thanks to its Plug and Play capability. This feature allows for easy installation; users can simply insert the card into an available PCI slot, and the operating system will automatically recognize and configure the device, minimizing downtime and simplifying the setup process.

Additionally, the SEHI100TX-22 incorporates advanced technologies like Auto-Negotiation, which automatically detects the speed and duplex capabilities of the connected device, thus optimizing the network performance. The card also features various onboard diagnostic LEDs, providing real-time feedback on connection status and data activity, which aids in troubleshooting and performance monitoring.

In summary, the Cabletron Systems SEHI100TX-22 offers a robust set of features that cater to the demands of modern network environments. With its high-speed capabilities, dual-port support, compatibility across multiple operating systems, and user-friendly installation process, it remains a solid choice for organizations looking to enhance their networking performance and reliability.