Rackmount Installation | Cabletron Systems SEHI100TX specification

Rackmount Installation

Rack Mounting the SEHI

Refer to Figure 4-4 and proceed as follows to install the SEHI into a 19-inch rack.

1.Remove the four cover screws (two from each side) located along the front edges of each side of the SEHI.

Do not remove the cover from the SEHI100TX-22. Do not remove any other screws from the unit.

2.Using the four 6-32 x 3/8-inch replacement flathead cover screws provided in the rack mounting kit, attach the rack mounting brackets to each side of the SEHI.

Rack Mounting

Brackets (2)

HubSTACK 100BASE-TX HUB WITH LANVIEW® SEHI100TX-22

	RCV
	LNK							A
	22 21 20 19 18 17 16 15 14 13 12
PWR
CPU	RCV
CLN	LNK							E
	11 10 9 8 7	6	5	4	3	2	1	1



22X	21X	20X	19X	18X	17X	16X	15X	14X	13X	12X



11X	10X	9X	8X	7X	6X	5X	4X	3X	2X	1X

EPIM 1

1511_05

Screws (4)

Figure 4-4 Installing the Rack Mounting Brackets

SEHI100TX User’s Guide

4-5

Image 27

Cabletron Systems SEHI100TX manual Rackmount Installation

Contents

Intelligent Stackable HUB USER’S Guide SEHI100TX User’s Guide FCC Notice Cabletron SYSTEMS, INC. Program License Agreement United States Government Restricted Rights Contents Contents SEHI100TX User’s Guide Vii Chapter Introduction Using this Manual Following conventions are used throughout this document Document Conventions Related Manuals Getting Help Sehi Overview Chapter Sehi Features and Options Sehi Features and Options Sehi Features Stackable Capabilities Rack Mounting Capabilities Remote Network ManagementOptional 100BASE-TX and 100BASE-FX EPIMs Chapter Installation Requirements Specifications Cable SpecificationsHubSTACK Interconnect Cable Requirements UTP Cable Speciﬁcations Multimode Speciﬁcations for the EPIM-100FX Network Cable Lengths COM Port Requirements Network Port Specifications Operating Specifications Power Supply RequirementsEnvironmental Requirements Agency Approvals Physical Specifications Unpacking the Sehi Chapter Installation Nvram Switch Location PRE-INSTALLATION Checkout SEHI100TX-22 Tabletop or Shelf Installation Screws Strain-Relief Bracket Rackmount Installation Rackmount Installation Installing the Sehi in the Rack Powering UP and Stacking the Sehi Repeat steps 3 through 6 until all SEH hubs are connected Install an EPIM-100TX or an EPIM-100FX as follows Installing the EPIM-100TX or the EPIM-100FX Chapter Connecting to the Network Connecting the Sehi to the NetworkConnecting to Network Ports Sehi Network Ports Connecting a UTP Segment to an EPIM-100TX Position X crossed over RX+ TX+ Position = Not crossed over EPIM-100FX Port Connecting a Fiber Segment to the EPIM-100FX Testing the Installation Installation Test Chapter Troubleshooting Using Lanview Using Lanview Epim 1 RCV LED Using the Reset Button Setting the Nvram Switch Chapter Local Management Keyboard Conventions Function Local Management Keyboard Conventions Management Terminal Setup Console Cable Conﬁguration Management Terminal Setup Parameters Sehi Local Management Accessing Local Management Feature Selection Screen Feature Selection Screen Community Name Table Screen Community Name Table Screen Editing the Community Name Field Configuration Configuration Screen Displays the IP address of the Sehi Setting the Subnet Mask Setting the IP Address Using the Port Enable Override Setting the Default Gateway Trap Table Screen Exiting the Conﬁguration Screen Exiting the Trap Table Screen 1 Conﬁguring the Trap Table Snmp Tools Screen Snmp Tools Screen Lets you retrieve MIB objects using Snmp protocol Setting an OID Getting Individual OIDsGetting the Next OID Walking Through OIDs Viewing Multiple OIDs Stepping Through OIDs Cycling Through OIDsExiting the Snmp Tools Screen Device Statistics Screen Device Statistics Screen Displays the number of errors due to misaligned packets Module Number Sequence Selecting the Appropriate Module/Port Using the Enable Port Command Using the Disable Port CommandExiting the Device Statistics Screen Appendix a Epim Specifications Epim SpecificationsEPIM-100TX EPIM-100FX Appendix B Image File Download Using Oids Setting UP a Unix Workstation AS a Tftp Server Standard Local Download Table B-1 OIDs and Settings Numerics Index Index-2 Power Supply Cord