Enterasys SmartSwitch 9000 Expansion Module
Contents
1. Newbury Berkshire England Location Location iii Notice Safety Information CLASS 1 LASER TRANSCEIVERS The FPIM 05 and FPIM 07 are Class 1 Laser Products CLASS 1 LASER PRODUCT The FPIM 05 and FPIM 07 use Class 1 Laser transceivers Read the follovving safety information before installing or operating these adapters The Class 1 laser transceivers use an optical feedback loop to maintain Class 1 operation limits This control loop eliminates the need for maintenance checks or adjustments The output is factory set and does not allow any user adjustment Class 1 Laser transceivers comply with the following safety standards e 21 CFR 1040 10 and 1040 11 U S Department of Health and Human Services FDA e IEC Publication 825 International Electrotechnical Commission e CENELEC EN 60825 European Committee for Electrotechnical Standardization When operating within their performance limitations laser transceiver output meets the Class 1 accessible emission limit of all three standards Class 1 levels of laser radiation are not considered hazardous Notice Safety Information CLASS 1 LASER TRANSCEIVERS Laser Radiation and Connectors When the connector is in place all laser radiation remains within the fiber The maximum amount of radiant power exiting the fiber under normal conditions is 12 6 dBm or 55 x 10 watts Removing the optical connector from the transceiver allows laser radiat2. Each group of switches VLAN Domain Routing Device VLAN Switch gt VLAN Domain ALAN Switch VLAN Switch VLAN Switch VLAN Switch Figure 3 3 VLAN Domains Operation Fully Meshed VLAN Domains The switches shown in figure 3 3 above are said to be fully meshed The term fully meshed is often used when describing the connections between switches in a domain Fully meshed implies that there are links between all switches to every other switch A fully meshed topology provides high reliability and low delays between endpoints Figure 3 4 shows a VLAN domain consisting of four fully meshed VLAN switches VLAN Switch VLAN Switch VLAN Switch VLAN Switch Figure 3 4 Fully Meshed VLAN Domain SecureFast VLAN Switches SecureFast VLAN SFVLAN switches are connection oriented internetworking devices These devices use source address destination address SA DA pairs along with embedded layer 3 virtual routing services to provide address resolution and call processing In a connection oriented network path determination is accomplished through signaling performed at call setup time Once a call is programmed no additional software intervention is required until the call is completed This type of call management operates much like a telephone network The circuit is set up data is transferred and the circuit is torn down Switches switch packets at the MAC layer and allow connectivity of endpoints via A
3. PE DC Converlera wa ha o da te 3 7 INBInt rtacei ne iota sve adidas ta ees Aa ea dense beads ea della Ad 3 7 ITDM Arbitration Levels oocoocononnnonnconanonanconncconononnconnnononononnonnncnonn cnn conan non nconnnos 3 8 Monarch Slave SmartSwitch 9000 Modules oooococccconncninnnninnnnaninnnncnananonanonass 3 9 Chapter 4 LANVIEW LEDs vii Contents Chapter 5 viti Specifications Technical Specifications 5 1 GI HURON ROZW ACK TRONA 5 1 MEMOLY AEE aa AA OE W AWA 5 1 Standard Shen em III O 5 1 Network Interfaces ian AL dd 5 1 ALCL Yess e NI 5 2 SERVICE E ada OCE O W N AO WAWIE 5 2 A Ee ik aw 5 2 BDime sionS WANIE dA dh 5 2 WISE zaa RON OOOO RAA EN ER NE 5 2 ENVIO MN E a vest Se Sie eae 5 3 EFELOO Drain N ZOP EA ORAWA iol taba aa A 1 FESTOO wo AA A 1 Chapter 1 Introduction The 9H423 28 Figure 1 1 is a switching module with twenty four 10 Mbps Ethernet ports and four 100 Mbs Fast Ethernet ports The module is configured with two RJ21 connectors two RJ45 connectors two ST fiber connectors and a slot for an FEPIM The two RJ21 connectors provide twenty four 10 Mbps Ethernet ports The RJ45 connectors ST connectors and FEPIM the module supports either the FE 100TX or the FE 100FX provide the four 100 Mbps Ethernet ports The two ST connectors represent a single port as one connector is for transmit and one is for receive Each module also provides an additional port that connects directly to the I
4. convert Ethernet data packets received through front panel ports into a common canonical format that allows the SmartSwitch ASIC Engine to determine the proper destination port The ENIB FENIB also convert data packets from the common canonical format back to Ethernet data packets for transmission out front panel ports Operation SmartSwitch ASIC The SmartSwitch ASIC is a hardware based switch design that is the key building block of the SmartSwitch 9000 hub The SmartSwitch ASIC makes all filtering forwarding decisions in custom hardware as opposed to software as in traditional bridges This custom hardware enables the SmartSwitch ASIC to process over 750K frames per second The SmartSwitch ASIC is designed to support up to 64 ports shared between the host processor the INB backplane and LAN WAN interfaces on the front panel of SmartSwitch 9000 modules The SmartSwitch ASIC can operate in two modes as a traditional switch or as a SecureFast Switch SFS Traditional Switch When operating as a traditional switch the SmartSwitch ASIC makes filtering forwarding decisions based on Destination Address DA with standard IEEE 802 1d learning VLAN Modules within a MMAC chassis utilize connection oriented SecureFast Switches SFS to create Virtual LANs or VLANs A VLAN is a local area network of endpoints having full connectivity sharing broadcast multicast and unicast packets independent of any particular physical or g
5. finding the highest transmission rate possible Similarly auto negotiation determines the highest common speed between two devices and communicates at that speed If no common speed is detected the device will be partitioned All RJ45 connections are capable of auto negotiation and can operate at 10 Mbps or 100 Mbps full or half duplex Fiber connections can only operate at the 100 Mbps rate full or half duplex Standard Ethernet Full Duplex Operation The 9H423 28 module supports both 100BASE and 10BASE technology This allows each port on the module to be configured through local and or remote management SNMP to operate in standard Ethernet mode simplex or full duplex mode Operating in standard Ethernet mode limits bandwidth to 10 Mbps 100Mbps per port while operating in duplex mode doubles bandwidth from 10 Mbps 100Mbps to 20 Mbps 200 Mbps per port Management Information Base MIB Support The 9H423 28 module provides MIB support including e RMON REC 1271 e IETF MIB II RFC 1213 IETF Bridge MIB RFC 1493 and a host of other Cabletron Enterprise MIBs For a complete list of supported MIBs refer to the release notes provided with the 9H423 28 INB The 9H423 28 module attaches to INB B of the SmartSwitch 9000 Backplane The INB Backplane is designed to transport fixed length data blocks between modules in the SmartSwitch 9000 using an INB Time Division Multiplexing ITDM design The SmartSwitch 9000 INB bus deli
6. System Management Buses There are two management channels within the SmartSwitch 9000 system the SMB 1 and the SMB 10 These buses provide side band management and inter module management communication SMB 1 Bus The SMB 1 is a 1Mbs management bus located within the SmartSwitch 9000 This bus is utilized by all diagnostic controllers in the system including connectivity modules power supply modules and the environmental module The SMB 1 transports inter chassis information between system components such as power and environmental information as well as diagnostic messages Periodic loop back tests are performed by all modules that share this bus to ensure the validity of SMB 1 In the event a failure is detected on SMB 1 the SMB 10 may be used as an alternate communication channel Operation SMB 10 Bus The SMB 10 is a 10Mbs management bus located within the SmartSwitch 9000 This bus is used for inter chassis communication of modules as well as serving as an side band management channel into the SmartSwitch 9000 The SMB 10 is externalized from the chassis via an optional Ethernet Port Interface Module EPIM located on the front of the Environmental Module Through an EPIM connection full SNMP management of the SmartSwitch 9000 is available side band from user data Modules that share the SMB 10 bus periodically send out loop back packets to ensure the validity of SMB 10 If a fault is detected on the SMB 10 the SMB 1 can be
7. and engages the backplane connectors properly Installing the 9H423 28 Module 2 6 Y Plastic Tab oN a gt O4 Jackfor ESD Metal Back Panel lt Module gt Module Guides Warning Wrist Strap Ensure that the circuit card is between the card guides Lock down the top and bottom plastic tabs at the same time applying even pressure Figure 2 3 Installing the Module Installing the 9H423 28 Module The Reset Svvitch The Reset switch is located on the front panel under the top plastic tab as shown in Figure 2 4 It serves three functions resetting the i960 processor shutting down the module or restarting the module e To reset the i960 processor press the reset switch twice within three seconds e To shut down the module press and hold the reset switch down for three or more seconds e To restart the module after it has been shut down press and release the Reset Switch For security SNMP management can be used to disable the functions of this switch Reset Switch EA Figure 2 4 The Reset Switch 2 7 Installing the 9H423 28 Module 2 8 Chapter 3 Operation The 9H423 28 module is a twenty nine port device Two front panel RJ21 connectors support twenty four 10
8. used as an alternate communication channel by the modules System Diagnostic Controller This diagnostic controller is composed of a Z 80 microprocessor and its supporting logic The diagnostic controller is designed to control the power up sequencing of modules monitor the 9H423 28 module input and output power parameters keep watch over the main host processor monitor the temperature and control the SMB LANVIEW diagnostic LEDs Although the system diagnostic controller and the main host processor can operate independently of each other if needed they exchange information about each other s status and overall module condition The information gathered by the diagnostic controller is available to the network manager via local remote management and the LCD located on the environment module The 9H423 28 is designed to continue functioning in the event of a diagnostic controller fault DC DC Converter The DC DC converter converts the 48 VDC on the system power bus to the necessary operating voltages for its host network services module The diagnostic controller monitors and controls the operation of the DC DC converter INB Interface The INB Backplane is designed to transport fixed length data blocks between modules in the SmartSwitch 9000 using an INB Time Division Multiplexing ITDM design The SmartSwitch 9000 INB bus delivers 2 5 Gbps of true data bandwidth with all control and management communication being serviced on the 8 bit
9. 9032061 01 SmartSwitch 9000 9H423 28 Users Guide CABLETRON YSTEMS The Complete Networking Solution Notice Notice Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made The hardware firmware or software described in this manual is subject to change without notice IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HAVE KNOWN THE POSSIBILITY OF SUCH DAMAGES Copyright March 1998 by Cabletron Systems Inc 35 Industrial Way Rochester NH 03867 5005 All Rights Reserved Printed in the United States of America Order Number 9032061 01 LANVIEW is a registered trademark and SmartSwitch is a trademark of Cabletron Systems Inc CompuServe is a registered trademark of CompuServe Inc i960 microprocessor is a registered trademark of Intel Corp Ethernet is a trademark of Xerox Corporation Notice FCC Notice This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interfere
10. BASE T ports along with two RJ45 connectors ST fiber connectors and a slot for an FEPIM that support four 100BASE T ports Each of these twenty eight ports is a separate collision domain while the 29th port connects to INB B As shown in Figure 3 1 Ethernet Network Interface Blocks ENIBs and Fast Ethernet Network Interface Blocks FENIBs convert data packets received from any of the 1OBASE T 100BASE ports into a canonical frame format before forwarding to the SmartSwitch ASIC while the Internal Network Bus Network Interface Block INB NIB converts data packets received from the INB into a canonical format before forwarding to the SmartSwitch ASIC All data packets destined for a front panel port the INB or the i960 are converted into the canonical format before forwarding to the SmartSwitch ASIC Network Interface Blocks NIBs check for valid data packets entering the system If an errored data packet is found the SmartSwitch ASIC flags the error and does not forward the errored data packet to any outbound ports Once in this common format the SmartSwitch ASIC decides from header information the port destination of data packets Data packets are then converted from the canonical format to the proper format for the interface destination whether it is a front panel port or connection to the INB Operation Figure 3 1 Packet Flow for the 9H423 28 ENIB FENIB The Ethernet Network Interface Block ENIB and Fast Ethernet FENIB
11. T install the module Contact Cabletron Systems Technical Support immediately Installing an FEPIM The 9H423 28 provides a slot for a Cabletron FEPIM Fast Ethernet Port Interface Module The 9H423 28 SmartSwitch module is shipped without FEPIMs To install an FEPIM follow the procedure below 1 Remove the module if it is installed in the SmartSwitch 9000 chassis 2 Remove the two screws securing the plate on the side of the FEPIM slot Installing the 9H423 28 Module 3 Install the FEPIM as shovyn in Figure 2 1 Ensure that the rear connector is seated firmly before tightening the three mounting screws 4 Replace the plate and two screws on the side of the FEPIM slot Figure 2 1 Installing an FEPIM User Accessible Components Figure 2 2 shows the various components that can be accessed by users These consist of an eight position dip switch explained in the next section replaceable PROMs and sockets for memory and flash upgrades These will be used for future upgrades Instructions for installing the components will be supplied with the upgrade kit Installing the 9H423 28 Module SMB1 Prom Boot Prom san E W M gl Flash FIE esi gt DRAM JE M SE pge Qe U RE LLU jeg QL onnector is s aL i Figure 2 2 User Accessible Components Setting the Module DIP Switch The DIP switch on the 9H423 289 module Figure 2 2 is an eight switch DIP locate
12. TX in both positions Position Position X not crossed SERA 32 crossed over Z 1 TX 5 NC e 1 RX 5 NC 2 TX 6 RX LJ to 2 RX 6 TX 3 RX 7 NC sto 3 TX 7 NC 4 NC 8 NO 4 NC 8 NC Figure A 1 FE 100TX Pinouts FE 100FX The FE 100FX shown in Figure A 2 supports multimode fiber optic cabling The FE 100FX is equipped with an SC style port Table A 1 lists the specifications for the FE 100FX A 1 FEPIM Specifications A 2 o 9 SP FE 100FX Figure A 2 FE 100FX Table A 1 FE 100FX Specifications Cable Type Worst Case Budget Typical Budget 50 125 um fiber 6 0 dB 9 0 dB 62 5 125 um fiber 9 0 dB 12 0 dB 100 140 um fiber 15 0 dB 18 0 dB The transmitter power levels and receive sensitivity levels listed are Peak Power Levels after optical overshoot A Peak Power Meter must be used to correctly compare the values given above to those measured on any particular port If Power levels are being measured with an Average Power Meter add 3 dBm to the measurement to compare the measured values to the values listed above
13. ccess Ports based on VLAN mappings The first packet is routed the remaining packets are then switched along the same path Each VLAN switch maintains a Local Directory of endpoint MAC and network addresses found on each switch port The aggregation of each VLAN switch s Local Directory form a complete view of an entire VLAN domain This information is used by the VLAN Manager for assignment and verification of VLANs Operation 1960 Core The 1960 core provides the SNMP protocol stacks to support industry standard MIBs Additionally Cabletron enterprise extension MIBs are supported for each media type Advanced management services such as the Distributed LAN Monitor telnet and network address to MAC address mapping are also provided by the 1960 core The Host engine sends and receives packets via the CPU s SmartSvvitch ASIC Interface This allovys the bridge to perform spanning tree protocol and other bridging functions The SMB Interfaces provide communication to the Host Engine for management functions INB NIB Each module that attaches to the Internal Network Bus INB has an INB Network Interface Block NIB The INB NIB converts canonical frames to fixed length data blocks for transmission onto the INB For data blocks received from the INB the INB NIB reassembles the data blocks received from the INB back into canonical frames for transmission to the SmartSwitch ASIC then from the SmartSwitch ASIC to the front panel ports
14. d near the right and center of the module Each switch is set according to the functions described in Table 2 1 If switch settings are changed the processor on the module must be reset using the reset switch or repowering the module for changes to take effect 2 3 Installing the 9H423 28 Module See the Cautions at the end of this table Table 2 1 Function of DIP Switch Switch Function Description Clear Password This module stores user entered passwords in NVRAM Nonvolatile random access memory To clear these passwords toggle this switch and then reset the module s processor Once the module resets factory default passwords are placed in NVRAM You can use these default passwords or if desired enter new passwords To enter new passwords refer to the Module Local Management User s Guide Clear NVRAM This module stores user entered parameters such as IP addresses subnet masks default gateway default interface SNMP traps bridge configurations and module specific configurations in NVRAM To clear these parameters toggle this switch and then reset the module s processor Once the module resets factory default parameters are placed in NVRAM You can use the default parameters or if desired enter new parameters To enter new parameters refer to the Module Local Management User s Guide Force BOOTP Download This module uses BOOTP Boot Strap Protocol to download new versions o
15. eed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications Le pr sent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de la class A prescrites dans le Reglement sur le brouillage radio lectrique dict par le minist re des Communications du Canada Notice DECLARATION OF CONFORMITY ADDENDUM Application of Council Directive s 89 336 EEC 73 23 EEC Manufacturer s Name Cabletron Systems Inc Manufacturer s Address 35 Industrial Way PO Box 5005 Rochester NH 03867 European Representative Name Mr J Solari European Representative Address Conformance to Directive s Product Standards Equipment Type Environment Cabletron Systems Limited Nexus House Newbury Business Park London Road Newbury Berkshire RG13 2PZ England EC Directive 89 336 EEC EC Directive 73 23 EEC EN 55022 EN 50082 1 EN 60950 Networking Equipment for use in a Commercial or Light Industrial Environment We the undersigned hereby declare under our sole responsibility that the equipment packaged with this notice conforms to the above directives Manufacturer Legal Representative in Europe Mr Ronald Fotino Mr J Solari Full Name Full Name Principal Compliance Engineer Managing Director E M E A Title Rochester NH USA Title
16. eographical location In other words endpoints that share a virtual LAN appear to be on a single LAN segment regardless of their actual location Changes to VLANs e g moving nodes are accomplished via software reducing network management time and expense VLANs extend direct communication between users beyond the constraints of a physical LAN segment by allowing the establishment of VLANs that encompass users on multiple physical LAN segments This permits endpoints to be administratively grouped For example in Figure 3 2 the users on LANs A and B belong to the Finance group however they are physically removed from each other and as such cannot communicate directly The VLAN solution places both LAN segments on the same VLAN all endpoints appear and act as if they are on the same physical LAN Most VLAN implementations require a router for Inter VLAN communication Cabletron s SecureFast VLAN operational model does not Inter VLAN communication is accomplished via multi layer switches or optional traditional router 3 4 NLAN Switch Operation IN NS Endpoints on VLAN 1 MA Endpoints on VLAN 2 Figure 3 2 VLAN based Network VLAN Domains constitutes a VLAN domain VLAN domains consist of groups of interconnected VLAN switches separated by routing devices Figure 3 3 shows such an arrangement
17. f the image file into Flash Memory This procedure forces image files to be downloaded from the PC or Workstation configured to act as the BOOTP server connected to the EPIM port in the Environmental Module Reserved For Factory Use Only Reserved For Factory Use Only Reserved For Factory Use Only Reserved For Factory Use Only Reserved For Factory Use Only passwords to the factory default settings Caution Do not toggle Switch 8 unless you intend to reset the user configured Caution Do not toggle Switch 7 unless you intend to reset the user entered parameters to the factory default settings 2 4 Installing the 9H423 28 Module Installing the Module in the SmartSwitch 9000 Chassis To install the 9H423 28 module in the SmartSwitch 9000 chassis follow the steps below i Remove the blank panel covering the slot in which the module will be mounted All other slots must be covered to ensure proper air flow and cooling Attach one end of the ESD wrist strap packaged with the SmartSwitch 9000 chassis to your wrist Plug the other end into the jack for the ESD Wrist Strap in the lower right corner of the SmartSwitch 9000 chassis shown in Figure 2 3 Install the module in the chassis by sliding it into slots and locking down both the top and bottom plastic tabs as shown in Figure 2 3 Take care that the module is between the card guides as shown it slides in straight
18. ge Before calling the Cabletron Systems Global Call Center have the following information ready e Your Cabletron Systems service contract number e A description of the failure e A description of any action s already taken to resolve the problem e g changing mode switches rebooting the unit etc e The serial and revision numbers of all involved Cabletron Systems products in the network e A description of your network environment layout cable type etc e Network load and frame size at the time of trouble if known e The device history i e have you returned the device before is this a recurring problem etc e Any previous Return Material Authorization RMA numbers 1 6 Chapter 2 Installing the 9H423 28 Module The 9H423 28 module occupies a single slot in the SmartSwitch 9000 chassis The INB Terminator Modules must be installed on the rear of the chassis before powering up this module Refer to the INB Terminator Modules Installation Guide for information and installation procedure Install the modules by following the steps starting below Unpacking the Module 1 Carefully remove the module from the shipping box Save the box and packing materials in the event the module must be reshipped 2 Remove the module from the plastic bag Observe all precautions to prevent damage from Electrostatic Discharge ESD 3 Carefully examine the module checking for damage If any damage exists DO NO
19. he 9H423 28 module is equipped with an advanced Intel 1960 microprocessor This microprocessor provides a platform for all management functions such as Spanning Tree RMON and MIB support within a scalable RISC Based architecture Fast Packet Switching The 9H423 28 module incorporates a hardware based switch design referred to as the SmartSwitch ASIC a collection of custom ASICs designed specifically for high speed switching Because all frame translation address lookups and forwarding decisions are performed in hardware these modules can obtain a throughput performance of greater than 750K pps Management The 9H423 28 features SNMP for local and remote management Local management is provided through the RS 232 COM ports on the SmartSwitch 9000 Environmental Module using a standard VT 220 terminal or emulator Remote management is possible through Cabletron s SPECTRUM or any SNMP compliant management tool Included as management features are the IETF Standard Management Information Base MIBs RMON RFC1271 IETF MIB II RFC 1213 IETF Bridge MIB RFC 1493 and a host of other Cabletron enterprise MIBs These modules also offer a wide variety of statistical network management information to enhance network planning and troubleshooting The 9H423 28 provides information for each front panel Ethernet port including packet counts along with errored frame information such as collisions CRCs and Giants via a variety of industry s
20. ion to emit directly from the optical port The maximum radiance from the optical port under worst case conditions is 0 8 W cm or 8 x 10 W m sr 1 Do not use optical instruments to vievy the laser output The use of optical instruments to view laser output increases eye hazard When viewing the output optical port power must be removed from the network adapter Notice vi Chapter 1 Introduction PORTUARIO SS 1 2 Related Manuals int e nd ad a ocios 1 6 Getting Help adj eshe shiste oO a ER O z a o on ardh nde 1 6 Chapter2 Installing the 9H423 28 Module Unpacking the Module u ue eee 2 1 Installing an FEPIM wat o O A O AZ ed 2 1 User Accessible Components ssiri seant ee tete recent ae ean esenea EEEa 2 2 Setting the Module DIP Switch 2 3 Installing the Module in the SmartSwitch 9000 Chassis nuar ac acar care ce ce vrer ece vene rez ezeeee 2 5 The Reset Switch sci i a ORA W ore e dat anon e GI 2 7 Chapter 3 Operation ENIB FENIB 4 dA ia Adik Ak APRA A La AA OR 3 2 Smatt witeh ASIC eo i d WANA 3 3 Traditional A A A cio 3 3 MEAN lie OS oo RE 3 3 VLAN DOMAS tm ode iria ada 3 4 Fully Meshed VLAN Domains aa muna cu cc uc uc iso aaa 3 5 SecureFast VLAN SWitChes nisni dd 3 5 1960 GOT SI NIRO 3 6 INB NI Botan ae Se scien niw ak Poka SAO MAIO RAWA 3 6 System Management BUSES nuanca cc cacacccca res eee 3 6 SMBZEUBUSza eines 3 6 SMB LO BUS czasie a OW e teens 3 7 System Diagnostic Controller aaa 3 7
21. led The function of the INB Transmit LEDs is listed in Table 4 3 Table 4 3 INB Transmit LEDs LED Color State Green Flashing Activity port enabled Flashing to steady on indicates rate Yellow Blinking Port in standby state Red INB fault Off Link port disabled 4 2 LANVIEVV LEDs The function of the Port Receive LEDs is listed in Table 4 4 Table 4 4 Port Receive LEDs LED Color State Green Link no activity port enabled Green Blinking Link port disabled Yellow Flashing Link activity port enabled flashing to steady on indicates rate Red Fault Off No link port disabled The function of the Port Transmit LEDs is listed in Table 4 5 Table 4 5 Port Transmit LEDs LED Color State Green Flashing Data activity flashing to steady on indicates rate Yellow Blinking Port in standby state Red Flashing Collision with collision rate Red Fault Off No activity port can be disabled or enabled 4 3 LANVIEW LEDs 4 4 Specifications Technical Specifications CPU Intel 1960 RISC based microprocessor Memory 4 Mb Local RAM expandable to 32 Mb 4 Mb Flash Memory expandable to 32 Mb 2 Mb Packet RAM 16 Mb DRAM Standards IEEE 802 1D IEEE 802 3j 10BASE FL Network Interfaces Straight through ST connectors 5 1 Specifications Safety It is the responsibility of the pers
22. nce and 2 this device must accept any interference received including interference that may cause undesired operation NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment uses generates and can radiate radio frequency energy and if not installed in accordance with the operator s manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause interference in which case the user will be required to correct the interference at his own expense WARNING Changes or modifications made to this device which are not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment VCCI Notice This is a Class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment VCCI If this equipment is used in a domestic environment radio disturbance may arise When such trouble occurs the user may be required to take corrective actions CORB HUME EE SARA A EAN VCCI DAT EDS Y S KARIN RECT COREE KERA CHAT W E gjere plaki I Ze NDO KI ZO SE ARS SKEIBRANSATEMHOVET mM DOC Notice This digital apparatus does not exc
23. nternal Network Bus INB backplane interface This module uses a SmartSwitch ASIC design and an advanced Intel 1960 microprocessor This microprocessor provides a platform for all management functions within a scalable RISC Based Architecture This module can operate in two modes either as a 28 port Ethernet traditional switch using 802 1d standards with a high speed backbone connection or as a Secure Fast Switch SFS with 28 Ethernet connections Each port can be configured to operate in the Full Duplex mode This configuration allows each 10BASE T port to provide a full 20 Mbps of bandwidth and the 100BASE T ports to provide 200 Mbps of bandwidth The fiber ports on this module operate only in Full Duplex mode Network management information is available through a variety of methods All information based on Simple Network Management Protocol SNMP is accessible either via an in band Front Panel port Side Band SMB 10 or via the Environmental Module s COM ports Serial Line Internet Protocol SLIP or Point to Point Protocol PPP is supported by the Environmental Module s COM ports For more information on the SMB 10 SLIP or PPP refer to the SmartSwitch 9000 Local Management User s Guide The 9H423 28 also features front panel LANVIEW Diagnostic LED s to offer at a glance status information about each front panel port as well as the operation of the overall module 1 1 Introduction Features Processor T
24. on who sells the system to which the module will be a part to ensure that the total system meets allowed limits of conducted and radiated emissions This equipment meets the safety requirements of UL 1950 CSA C22 2 No 950 EN 60950 TEC 950 The EMI Requirements of e FCC Part 15 Class A e EN 55022 Class A e VCCI Class I The EMC requirements of EN 50082 1 IEC 801 2 ESD IEC 801 3 Radiated susceptibility IEC 801 4 EFT Service MTBF MHBK 217E gt 200 000 hrs MTTR lt 0 5 hr Physical Dimensions 35 0 D x 44 0 H x 6 0 W centimeters 13 8 D x 17 4 H x 1 2 W inches Weight Unit 1 360 7 gr 3 lbs Shipping 1 814 4 gr 4 lbs Specifications Environment Operating Temperature 5 to 40 C Storage Temperature 30 to 90 C Relative Humidity 5 to 95 non condensing Specifications 5 4 Appendix A FEPIM Specifications The 9H423 28 SmartSwitch 9000 module uses a Fast Ethernet Interface Module FEPIM to provide front panel cable connections FEPIMs are user installable See the section titled Installing an FEPIM in Chapter 2 FE 100TX The FE 100TX is an RJ45 connector supporting Unshielded Twisted Pair UTP cabling The slide switch on the FE 100TX determines the crossover status of the cable pairs If the switch is on the X side the pairs are internally crossed over If the switch is on the side the pairs are not internally crossed over Figure A 1 shows the pinouts for the FEPIM 100
25. out of band bus The time slices of the INB manager operates in all three modes at once without user intervention Operation Arbitration for the backplane is accomplished in the INB Time Division Multiplexing ITDM logic The arbitration is a three level scheme that ensures that no one can get the backplane for more than one time slice at a time The ITDM RAM contains 256 4 bit locations This RAM is used to hold slot numbers of modules participating in INB backplane arbitration The arbitration engine accesses this RAM once every time slice to get a slot number That slot number will be granted access on the next time slice if it is requesting The arbitration engine is always one time slice ahead meaning that the value read from the RAM is for the next time slice not the current time slice The RAM is programmed on system power up or when ever a module is inserted removed from the SmartSwitch 9000 chassis There is a module discovery program running that will detect these events The amount of RAM to be used and the position of the slot numbers in the RAM is determined by a higher level system management program ITDM Arbitration Levels The three levels of arbitration guarantee that a module will get its allocated bandwidth plus some more depending on what levels of arbitration it is participating in ITDM RAM Allocation Level 1 This level guarantees access to the backplane When a module requests access to the backplane it
26. tandard and private MIBS Industry standard IEEE 802 1d bridging including Spanning Tree Algorithm is supported Connectivity The 9H423 28 module has one interface to the INB and 28 front port connections The INB interface is a fixed connection to INB B that allows the module to communicate with other SmartSwitch 9000 modules supporting various LAN technologies including Token Ring FDDI Ethernet WAN Fast Ethernet and ATM The module is configured with two RJ21 connectors two RJ45 connectors two ST fiber connectors and a slot for an FEPIM The two RJ21 connectors provide twenty four 10 Mbps Ethernet ports and the RJ45 connectors ST connectors and FEPIM the module supports either the FE 100TX or the FE 100FX provide four 100 Mbps Ethernet ports The multimode ST connectors provide a 100BASE FL connection with links up to 2000 meters in length Auto negotiation The auto negotiation feature available only with the 100BASE T RJ45 ports allows the module to automatically use the fastest rate supported by the device at the other end either 10 Mbps or 100 Mbps at either half or full duplex To Introduction negotiate duplex both the 9H423 28 and the attached device must be configured for auto negotiation If only the 9H423 28 is configured for auto negotiation the module will set the connection to half duplex at either the 10 Mbps or 100 Mbps rate This technology is similar to how modems negotiate transmission speed
27. tron s INB Bandwidth Arbitrator the third method permits the lowest slot number to use any bandwidth not used by the previous two methods Operation Chapter 4 LANVIEW LEDs The front panel LANVIEW LEDs indicate the status of the module and may be used as an aid in troubleshooting Figure 4 1 shows the LANVIEW LEDs of the 9H423 28 module System Status INB Receive INB Transmit Port Transmit Port Receive Figure 4 1 The LANVIEW LEDs LANVIEW LEDs The function of the two System Status LEDs System Management Bus SMB and CPU Central Processing Unit are listed in Table 4 1 Table 4 1 System Status SMB and CPU LEDs LED Color State Description Green Functional Fully operational Yellow Testing Power up testing Yellow Blinking Crippled Not fully operational i e one port may be bad Yellow 7 Green Booting Module is performing its boot process Red Reset Module is resetting Red Blinking Failed Fatal error Off Power off Module powered off The function of the INB Receive LEDs is listed in Table 4 2 Table 4 2 INB Receive LEDs LED Color State Green Link no activity port enabled Green Blinking Link port disabled Yellow Flashing Link activity port enabled Flashing to steady on indicates rate Red INB fault not synchronized with the Monarch Off No link no activity port enab
28. ty receiving and transmitting data Introduction DDODODONOCZOOCOOOOOCOCOJO OODDOOODOJOCOOOCOOOOOOOJ z o a m 3 e y ZE OJ UI i iz uy z uy E a lt u sms cru 1 5 1 The 9H423 28 Module Figure 1 Introduction Related Manuals The manuals listed below should be used to supplement the procedures and technical data contained in this manual SmartSwitch 9000 Installation Guide SmartSwitch 9000 9C300 1 Environmental Module User s Guide SmartSwitch 9000 9C214 1 AC Power Supply User s Guide SmartSwitch 9000 Local Management User s Guide INB Terminator Modules Installation Guide Getting Help For additional support related to this device or document contact the Cabletron Systems Global Call Center Phone 603 332 9400 Internet mail support ctron com FTP ctron com 134 141 197 25 Login anonymous Password your email address BBS 603 335 3358 Modem setting 8N1 8 data bits No parity 1 stop bit For additional information about Cabletron Systems or its products visit the World Wide Web site http www cabletron com For technical support select Service and Support To send comments or suggestions concerning this document contact the Cabletron Systems Technical Writing Department via the following email address TechWriting ctron com Make sure to include the document Part Number in the email messa
29. vers 2 5 Gbps of true data bandwidth with all control and management communication being serviced on the 8 bit out of band bus The time slices of the INB manager operates in all three modes at once without user intervention Introduction Arbitration for the backplane is accomplished in the INB Time Division Multiplexing ITDM logic The arbitration is a three level scheme that ensures that no one can get the backplane for more than one time slice at a time The ITDM RAM contains 256 4 bit locations This RAM is used to hold slot numbers of modules participating in INB backplane arbitration The arbitration engine accesses this RAM once every time slice to get a slot number That slot number will be granted access on the next time slice if it is requesting The arbitration engine is always one time slice ahead meaning that the value read from the RAM is for the next time slice not the current time slice LANVIEW LEDs The 9H423 28 module uses LANVIEW the Cabletron Systems built in visual diagnostic and status monitoring system With LANVIEW LEDs you can quickly identify at a glance system status as well as the device port and physical layer status Two LEDs indicate the transmission and reception of data from the INB SmartSwitch 9000 backplane connection Each of the 12 Ethernet front panel ports features two LEDs per port to indicate the port s Administrative status enabled disabled LINK status Link Nolink and Data Activi
30. will get access to it when it s slot number is placed onto the bus This will ensure predicted or predetermined access to the backplane Round Robin Arbitration Level 2 This level makes use of idle time slices There is a token passed on every time slice to modules participating in this level of arbitration Only one module has the token at any one time slice If the module assigned to the next time slice is not requesting then the module with the token will be granted access if it is requesting The token is passed to the next highest slot number participating each time slice Lowest Slot Number Level 3 3 8 This level is only used if the other two levels fail in granting access to the backplane If the owner of the token is not requesting then the lowest slot number requesting will be granted access This ensures that a time slice will not be idle if there are modules requesting access Operation Monarch Slave SmartSwitch 9000 Modules All modules in an SmartSwitch 9000 chassis that transfer packets across the INB backplane have identical INB interfaces However one of them has to be selected to perform the backplane arbitration The lowest slot number module will automatically be selected as the arbitrator This module will be called the Monarch and others will be Slaves to that module If the Monarch module is removed from the chassis a re election occurs and the module with the lowest slot number is elected Monarch Cable
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