Cabletron Systems 9H532-24, 9H531-24, 9H533-24 manual System Management Buses, Technical Overview

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Technical Overview

				SmartSwitch 9000
				Backplane
			DC/DC	48 Volt
			Converter	48 Volt
				Power Bus
		i960	Diagnostic	SMB 1
		i960	Controller
		Processor	Controller
		Processor
	Octal		Ethernet	SMB 10
	Mac			SMB 10
	Mac
			Controller
			INB	A
			ASIC	A
		Smart
		Switch	INB	I
		Fabric	INB	I
		Fabric	ASIC	N
Front			ASIC	N
Front	Octal			B
Panel	Octal
Ports	Mac
(24)				B
				B
	Octal
	Mac

Figure 3-1. Block Diagram

System Management Buses

There are two management channels within the SmartSwitch 9000 system: the SMB-1 and the SMB-10. These buses provide out-of-band management and inter-module management communication.

3-2

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Contents 9033050-02 Page FCC Notice Cabletron SYSTEMS, INC Program License Agreement Iii Cabletron Systems Limited Program License Agreement Page Page Declaration of Conformity Viii Contents Contents Features IntroductionIntroduction Auto-Negotiation Management Broadcast Suppression Priority Indicator Transmit Queue Switching Options Related Manuals Introduction User Accessible Components Unpacking the ModuleInstalling the SmartSwitch 9000 Module Switch Function Description Installing the Module into the SmartSwitch 9000 Chassis Using DIP SwitchInstalling the Module Reset Switch Reset Switch100BASE-TX Network Cabling Requirements10BASE-T Network 100BASE-FX NetworkInstalling the SmartSwitch 9000 Module SmartSwitch Architecture Technical OverviewSystem Management Buses Technical OverviewSystem Diagnostic Controller SMB-1 BusSMB-10 Bus DC/DC Converter INB InterfaceI960 Core LED Mode Switch Lanview LEDsLanview LEDs Functions of the INB transmit LED are listed in Table Functions of the INB receive LED are listed in Table DPX Status LEDs 9H532-24 only Lanview LEDs Speciﬁcations Technical SpeciﬁcationsService Regulatory CompliancePhysical