Cabletron Systems SEHI100TX manual Rackmount Installation

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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

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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 ManualFollowing conventions are used throughout this document Document ConventionsRelated Manuals Getting HelpSehi Overview Chapter Sehi Features and OptionsSehi Features and Options Sehi FeaturesStackable 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 SpecificationsOperating Specifications Power Supply RequirementsEnvironmental Requirements Agency Approvals Physical SpecificationsUnpacking the Sehi Chapter InstallationNvram Switch Location PRE-INSTALLATION CheckoutSEHI100TX-22 Tabletop or Shelf InstallationScrews Strain-Relief Bracket Rackmount InstallationRackmount 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-100FXChapter Connecting to the Network Connecting the Sehi to the NetworkConnecting to Network Ports Sehi Network Ports Connecting a UTP Segment to an EPIM-100TXPosition X crossed over RX+ TX+ Position = Not crossed over EPIM-100FX Port Connecting a Fiber Segment to the EPIM-100FXTesting the Installation Installation Test Chapter TroubleshootingUsing Lanview Using Lanview Epim 1 RCV LED Using the Reset ButtonSetting the Nvram Switch Chapter Local Management Keyboard Conventions Function Local Management Keyboard ConventionsManagement Terminal Setup Console Cable Conﬁguration Management Terminal Setup Parameters Sehi Local Management Accessing Local ManagementFeature Selection Screen Feature Selection ScreenCommunity Name Table Screen Community Name Table ScreenEditing the Community Name Field Configuration Configuration ScreenDisplays the IP address of the Sehi Setting the Subnet Mask Setting the IP AddressUsing the Port Enable Override Setting the Default GatewayTrap Table Screen Exiting the Conﬁguration ScreenExiting the Trap Table Screen 1 Conﬁguring the Trap TableSnmp Tools Screen Snmp Tools ScreenLets you retrieve MIB objects using Snmp protocol Setting an OID Getting Individual OIDsGetting the Next OID Walking Through OIDs Viewing Multiple OIDsStepping Through OIDs Cycling Through OIDsExiting the Snmp Tools Screen Device Statistics Screen Device Statistics ScreenDisplays the number of errors due to misaligned packets Module Number Sequence Selecting the Appropriate Module/PortUsing 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 IndexIndex-2 Power Supply Cord