Cabletron Systems MICROMMAC-22T User Manual Download Page 30

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OPERATION

2-2

Figure 2-1 MicroMMAC-T Operational Components

DISPLAY

RESET

CPU

16Mb/s

ACT

MGMT

2 4 2 3 2 2 2 1 2 0 1 9

1 8 1 7 1 6 1 5 1 4 1 3

MicroMMAC-24T

TOKEN RING HUB

WITH

LANVIEW

SUPPORTING 100 OHM UTP CABLE

COM 1

COM 2

CABLETRON
MicroMMAC-24T

16M

SPEED

MicroMMAC-24T

TOKEN RING HUB

WITH

LANVIEW®

LINE:

100-125V - 4.0A
200-250V - 2.0A

50/60Hz

STACK2

STACK3

STACK4

STACK5

RESET

CONSOLE

PWR TR SYS

LCD panel

Ring Speed Switch

LCD Display Button

RESET Switch

COM Ports

System LEDs

Ring Out Port

Port Status LEDs

Lobe Ports

Ring In Port

FRONT VIEW

REAR VIEW

SIDE VIEW

CRBRIM-W/T WAN

STH Stack Port

NVRAM Switch Access

Power Cord Connector

Front

Rear

Ventilation Fan

Ventilation Slots

(optional)

Ports

Summary of Contents for MICROMMAC-22T

Page 1: ...MicroMMAC 22T 24T 42T 44T USER S GUIDE BOOKTITLE2 OPTIONAL...

Page 2: ......

Page 3: ...All other product names mentioned in this manual may be trademarks or registered trademarks of their respective companies FCC NOTICE This device complies with Part 15 of the FCC rules Operation is sub...

Page 4: ...terference in commercial and or industrial areas Consequently when used in a residential area or in an adjacent area thereto radio interference may be caused to radios and TV receivers etc Read the in...

Page 5: ...SHALL CABLETRON OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING WITHOUT LIMITATION DAMAGES FOR LOSS OF BUSINESS PROFITS BUSINESS INTERRUPTION LOSS OF BUSINESS INFORMATION SPECIAL INCI...

Page 6: ...1 EN 60950 Equipment Type Environment Networking Equipment for use in a Commercial or Light Industrial Environment We the undersigned hereby declare under our sole responsibility that the equipment p...

Page 7: ...nt Information Base MIB Groups 1 9 CHAPTER 2 OPERATION 2 1 Turning The Hub On And Off 2 3 2 2 Control Switches And Buttons 2 4 2 2 1 Setting The Ring Speed 2 4 2 2 2 Resetting The MicroMMAC T 2 5 2 2...

Page 8: ...mum Signal Drive Distance 4 4 4 3 Connecting Lobe Port Cabling 4 6 4 4 Connecting Trunk Cabling 4 10 4 4 1 Describing TPIMs 4 10 4 4 2 Configuring TPIMs For RI RO Application 4 11 4 4 3 Installing A T...

Page 9: ...ions A 2 A 4 Physical Specifications A 2 A 5 Safety A 2 A 6 EMC Requirements A 2 APPENDIX B TPIM SPECIFICATIONS B 1 TPIM T1 T2 T4 Pinouts B 1 B 2 TPIM F2 F3 Specifications B 2 APPENDIX C MEDIA SPECIFI...

Page 10: ...CONTENTS viii...

Page 11: ...3 4 Figure 3 6 Free Standing Installation 3 4 Figure 3 7 Removing Chassis Cover Screws 3 5 Figure 3 8 Removing The Chassis Cover 3 6 Figure 3 9 Removing The Front Panel 3 7 Figure 3 10 Removing The R...

Page 12: ...e 4 10 Connecting To The TPIM T2 4 14 Figure 4 11 Connecting To The TPIM F2 F3 4 16 Figure 4 12 MicroMMAC T STH Stack Configuration 4 17 Figure 5 1 Power Up Diagnostic Screen 5 8 Figure B 1 TPIM T1 T2...

Page 13: ...5 Unsaved Failure Or Error Messages 5 6 Table 5 6 Saved System Messages 5 7 Table 5 7 Power Up Indications From LEDs And The LCD 5 10 Table A 1 Power Supply Outputs A 1 Table B 1 TPIM F2 Receiver Spe...

Page 14: ...TABLES xii...

Page 15: ...re used throughout this manual Bold Italics are used for references in non tabular text to Cabletron Systems publications and other publications MicroMMAC T collectively refers to the MicroMMAC 22T Mi...

Page 16: ...ling guidelines for Token Ring networks and how to connect network cable to MicroMMAC T lobe ring and stack ports Chapter 5 Monitoring and Troubleshooting describes how to use the system message LCD L...

Page 17: ...ea Networks IEEE Standard 802 5 Token Ring Access Method And Physical Layer Specifications Commercial Building Wiring Standard EIA TIA 568A Standard Device Installation Operation Management MicroMMAC...

Page 18: ...ize at the time of trouble if known The serial and revision numbers of all Cabletron Systems products in the network MicroMMAC T information listed on its Local Management Password screen The device h...

Page 19: ...ive RJ45 lobe ports that support category 3 4 and 5 UTP cabling MicroMMAC 24T 24 active RJ45 lobe ports that support category 3 4 and 5 UTP cabling MicroMMAC 42T 12 active shielded RJ45 lobe ports tha...

Page 20: ...the port has detected a speed fault violation and has been put into the bypassed mode See Section 5 1 for information about monitoring the MicroMMAC T using LANVIEW LEDs Lobe Port To Ring Port Convers...

Page 21: ...ges you can use to fully exploit the MicroMMAC T s management capabilities SPECTRUM Remote LANVIEW Windows Spectrum Element Manager Remote SPECTRUM Portable Management Application SPMA for the MicroMM...

Page 22: ...s feature ensures that other stations are not prevented from inserting into the ring by a unresolved ring poll failure condition caused by a malfunctioning station on the ring Upon detecting the prese...

Page 23: ...AC T detects excessive error frames Beacon Claim Token or Purge MAC frames on the ring that is frames in amounts exceeding tolerable thresholds associated with normal ring functioning The ABRP consist...

Page 24: ...the component containing the groups RMON component groups are listed and briefly described as follows RMON Default Component Statistics Group Records frame traffic and network performance statistics...

Page 25: ...ation that has DLM configuration capabilities Cabletron s SPMA for the MicroMMAC T for example For both operations the MicroMMAC T maintains a database specified in the DLM application of devices to b...

Page 26: ...2 to SDLC data link protocol conversion device enabling you to integrate data from Token Ring and SNA networks With the addition of custom software modules designed to expand its functionality the Mic...

Page 27: ...to 24 for the MicroMMAC 22T UTP lobe port model and the MicroMMAC 42T STP lobe port model by installing the 12 port daughterboard designed for each model The daughterboard installs in the MicroMMAC T...

Page 28: ...INTRODUCTION 1 10...

Page 29: ...areas Connecting to a power source turning the hub ON and OFF Working with console switches and buttons Setting the ring speed Resetting the hub Clearing Non Volatile Random Access Memory NVRAM Worki...

Page 30: ...17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 4M 16M SPEED MicroMMAC 24T TOKEN RING HUB WITH LANVIEW LINE 100 125V 4 0A 200 250V 2 0A 50 60Hz SN STACK2 STACK3 STACK4 STACK5 RESET S0 CONSOLE S0 S1 PWR TR S...

Page 31: ...ctor to the male power source connector on the hub Figure 2 2 Connecting To A Power Source 2 Plug the power cord s male connector into a grounded power outlet After a two to three minute interval duri...

Page 32: ...ed 1 Slide the ring speed switch to the setting you want 2 Reset theMicroMMAC T as described in Section 2 2 2 3 Check the 16Mb s LED to verify the ring speed after the reset The 16Mb s LED lights yell...

Page 33: ...ve pointed tip instrument into the recessed RESET switch hole 2 Press the switch once and then release LEDs the LCD panel and the Power Up Diagnostic screen indicate that the MicroMMAC T is running in...

Page 34: ...SET switch to clear NVRAM only when you want to revert to default system settings Figure 2 5 NVRAM Switch To clear NVRAM 1 Make sure the MicroMMAC T is turned on CAUTION Do not reposition the NVRAM sw...

Page 35: ...LEDs The MicroMMAC T s LANVIEW LED monitoring and diagnostic system shown in Figure 2 6 consists of two sets of LEDs System LEDs CPU 16Mb s ACT MGMT Port Status LEDs 1 to 24 Figure 2 6 LANVIEW LEDs S...

Page 36: ...2 7 consists of two components the LCD panel and the DISPLAY button The LCD panel displays information about operational parameters and events occurring in the MicroMMAC T and on the network It autom...

Page 37: ...AY button two second to display the first message Press and immediately release to view each additional message See Section 5 2 for a complete description of LCD messages Figure 2 7 LCD Panel And DISP...

Page 38: ...ply UPS SNMP monitoring connection See the Console Cable Kit Instruction Sheet include with the MicroMMAC T for information about using the UPS adaptor to set up the UPS connection Out of band LM acce...

Page 39: ...ports shown in Figure 2 9 for all models are internally crossed over and support connection to straight through cable conforming to EIA TIA 568 standards Figure 2 9 Lobe Ports See Section 3 2 4 for i...

Page 40: ...orts Figure 2 11 Ring Ports See the MicroMMAC T Local Management Guide for information about enabling and disabling RI RO ports and Section 4 4 for a description of TPIM models and instructions on con...

Page 41: ...that any enclosure in which the MicroMMAC T is installed is at least 21 inches wide 18 inches deep and 6 inches high to provide adequate ventilation see Figure 3 6 Use a single phase 100 to 250 Vac g...

Page 42: ...m the MicroMMAC T installation kit 2 Align the holes on the strain relief bar with the holes on the bottom of the MicroMMAC T and then attach the bar with the screws as shown in Figure 3 2 CAUTION Do...

Page 43: ...MicroMMAC 24T TOKEN RING HUB WITH LANVIEW SUPPORTING 100 OHM UTP CABLE COM 1 COM 2 RI 2 4 2 3 2 2 2 1 2 0 1 9 1 8 1 7 1 6 1 5 1 4 1 3 CONSOLE PORT 2 PORT 1 RST XMT RCV XMT RCV MicroSNAC T FLT ACT V35...

Page 44: ...stallation R DISPLAY RESET 4M 16M SPEED CPU 16Mb s ACT MGMT RO 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 MicroMMAC 24T TOKEN RING HUB WITH LANVIEW SUPPORTING 100 OHM UTP CABLE COM...

Page 45: ...configuring and installing TPIMs used for Ring In Ring Out ports 3 2 1 Removing The Chassis Cover To remove the chassis cover 1 Remove the screws from the hub as shown in Figure 3 7 Figure 3 7 Removin...

Page 46: ...board and the rear protection panel to install the CRBRIM W T Removing the Front Protection Panel To remove the front protection panel 1 Remove the MicroMMAC T chassis cover as described in Section 3...

Page 47: ...NFIGURED AS A MicroMMAC 42T TO UPGRADE TO A MicroMMAC44T ORDER PART NUMBER TR STP UGKIT 12 11 10 9 8 7 6 5 4 3 2 1 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 24 23 22 21 20 19 18 1...

Page 48: ...MAC T rear panel and then remove the protection panel from the aperture as shown in Figure 3 10 Keep the protection panel handy for future reattachment Figure 3 10 Removing The Rear Panel 3 2 3 Connec...

Page 49: ...for the MicroMMAC 42T To install the daughterboard 1 Remove the MicroMMAC T chassis cover as described in Section 3 2 1 and the front protection panel as described in Section 3 2 2 CAUTION Do not atte...

Page 50: ...12 Installing The 12 port Daughterboard 3 Secure the daughterboard to the support posts with the support post screws and then put the chassis cover back on CAUTION If you feel excessive resistance wh...

Page 51: ...ion panel as described in Section 3 2 2 2 Lower the daughterboard on to the support posts as shown in Figure 3 13 aligning the front of the 12 port daughterboard flush against the aperture and inserti...

Page 52: ...in Figure 3 14 aligning the front of the BRIM flush against the rear panel aperture and inserting the BRIM connector pins completely into the connector The pins should insert easily into the connector...

Page 53: ...component functions See Figure 3 11 for the location of the LDRAM SIMM connector To exchange SIMMs 1 Remove the 4 MB SIMM as shown in Figure 3 15 CAUTION If you feel excessive resistance while inserti...

Page 54: ...AM SIMM Push the retraction handles out Lift the SIMM from the connector Retraction Handle Push the SIMM back against Lower the SIMM into the connector positioning the notch on the SIMM on the rib in...

Page 55: ...media types Fiber provides the greatest data transmission distance capability and signal interference immunity and STP provides greater data transmission distance capability and signal interference im...

Page 56: ...cks for example Figure 4 2 and Figure 4 3 show examples of multi segment lobe cabling setups 4 2 REQUIREMENTS AND RECOMMENDATIONS This section provides cabling requirements and recommendations for the...

Page 57: ...s significantly with temperature Check the cable manufacturer s specifications Plenum rated cables are strongly recommended in areas where temperatures exceed 40 C Under such conditions plenum rated c...

Page 58: ...distance achievable from an aggregate Token Ring cabling installation is dependent on the following factors Media types used for both lobe and trunk cabling in the installation and the drive distance...

Page 59: ...ypes 6 9 For station to wall jack or patch panels only 30 meters 99 feet 30 meters 99 feet UTP Category 3 4 200 meters 656 feet 100 meters 328 feet UTP Category 5 250 meters 820 feet 120 meters 394 fe...

Page 60: ...your network manager or any of the Cabletron Systems technical support resources for assistance with designing a fault resistant Token Ring cabling scheme Working With Mixed STP Cable Types If STP ca...

Page 61: ...letron Systems TRMF and TRMF 2 media filters are available for UTP to STP impedance matching The Cabletron Systems T2015 and T3015 DNI cards are equipped with ports supporting both UTP and STP lobe li...

Page 62: ...ts provides a cross reference of pinouts for cable connectors which may be used for lobe segments Table 4 3 Connector Pinout Cross Reference Signal RJ45 MIC DB9 Tx 3 Black 1 Rx 4 Red 9 Rx 5 Green 5 Tx...

Page 63: ...station tried to insert into the ring at the wrong ring speed Figure 4 4 Connecting To A Lobe Port If the associated Port Status LED lights red or does not light perform the following steps to resolve...

Page 64: ...2 for instructions on configuring TPIMs for RI RO application and installation instructions See Appendix B for TPIM pinouts and TPIM performance specifications Figure 4 5 TPIMs Table 4 4 lists TPIMs...

Page 65: ...T4 after you have established the link Figure 4 6 TPIM Configuration Settings CAUTION Setting the phantom switch to 0 non Cabletron device on the TPIM T1 T2 T4 before connecting the device to it will...

Page 66: ...t are fully inserted into the connector on the TPIM The LNK LED on the TPIM lights Red for the TPIM T1 T2 T4 only indicating successful TPIM insertion into an activated MicroMMAC T the MicroMMAC T det...

Page 67: ...s of the connection using the LNK LED Connecting STP Use the TPIM T1 to connect an STP trunk cable segment with a DB9 connector as shown in Figure 4 8 Use the TPIM T4 to connect an STP trunk cable seg...

Page 68: ...t been established If the LNK LED on the TPIM T1 T2 T4 lights red or does not light perform the following steps to resolve the problem 1 Ensure that both hubs are powered up and that the ring ports on...

Page 69: ...ou label fiber optic cable to indicate which end of a fiber strand connects to a Receive port and which end connects to Transmit port By using such a labeling scheme you can eliminate the possibility...

Page 70: ...or blinks green if a connection has not been established If the LNK LED on the TPIM F2 F3 does not light green perform the following steps to resolve the problem 1 Ensure that both hubs are powered up...

Page 71: ...bSTACK Interconnect cables order number 9380141 to connect the STH hubs to the MicroMMAC T STACK ports NOTE It is recommended but not required that you connect the STH hubs to the MicroMMAC T in logic...

Page 72: ...th the physical connection or the MicroMMAC T and the STH hub are set to operate at different ring speeds Any STH hub with a different ring speed is automatically bypassed from the MicroMMAC T s host...

Page 73: ...e Port Status Ports 1 24 Off Green Red solid Red blinking No Link Port Enabled Link Port Enabled Port Disabled Ring Out Status Link or Ring Speed Fault Port Disabled 16Mb s Ring Speed Yellow Off 16 Mb...

Page 74: ...ide information about the MicroMMAC T s operating code and network identity To view Static System messages 1 Press and then immediately release the DISPLAY button to display the first Static System me...

Page 75: ...name if the DISPLAY button is not pressed again within ten seconds Table 5 3 Alarm Messages Message What It Means NO MESSAGES IN QUEUE No alarm messages are in the queue TPIM Inserted A TPIM was inse...

Page 76: ...Stack x Port xx An STH lobe port number 1 to 24 detected a speed fault error and is disabled Ring Threshold Ring Purges The ring purge error count has exceeded the threshold parameters set in an SNMP...

Page 77: ...s set in an SNMP application for one or more stations on the ring Ring Poll Fail Detected The active monitor has generated a Neighbor Notification Incomplete frame as a result of a station s failure t...

Page 78: ...ical Support for assistance Table 5 4 Unsaved Initialization Messages Bit Swap Test MicroMMAC xx Cabletron Boot Complete Programming LRAM Boot From Flash RARP Req State BOOTP Discovery Test in Progres...

Page 79: ...to the product name if the DISPLAY button is not pressed again for ten seconds Table 5 6 Saved System Messages Message What It Means BootP Host xxx xxx xxx xxx The IP address of the BootP server from...

Page 80: ...sages they may produce To view the test connect your management terminal or PC to the MicroMMAC T COM 2 port prior to power up or reset Responding to a Power Up Error Message Figure 5 1 depicts an exa...

Page 81: ...ngle retry of the test producing the error message loop Repeatedly retries the test producing the error message To stop the loop press the Delete key To execute a response option 1 Type the option c r...

Page 82: ...rom LEDs And The LCD Initialization Phase What LEDs Indicate What the LCD Indicates Self Tests CPU solid yellow ACT off 16Mb s solid yellow MGMT solid red Test in Progress CPU solid green ACT off 16Mb...

Page 83: ...d that it is free from physical design errors Check that each cable connection is secure Verify the pinouts for each connection Use a cable tester to check the cable conductors for continuity 2 Ensure...

Page 84: ...MONITORING AND TROUBLESHOOTING 5 12...

Page 85: ...letron Systems Technical Support as described in the Preface for information on expanding FLASH CPU and Shared memory A 2 POWER SUPPLY SPECIFICATIONS The power supply has two outputs of 5 volts and 12...

Page 86: ...non condensing A 4 PHYSICAL SPECIFICATIONS Dimensions 2 8H x 17 0W x 13 5D inches 7 2H x 43 6W x 34 6D centimeters Weight 7 pounds A 5 SAFETY This unit meets the safety requirements of UL 1950 CSA C2...

Page 87: ...mit 2 Ground 3 5V at 250mA 4 Ground 5 Receive 6 Transmit 7 Ground 8 Ground 9 Receive 1 Receive 2 Ground 3 5V at 250mA 4 Ground 5 Transmit 6 Receive 7 Ground 8 Ground 9 Transmit RING IN 1 Not Used 2 No...

Page 88: ...Table B 1 TPIM F2 Receiver Specifications Test Conditions TA 25 C Parameter Typical Minimum Receive Sensitivity 30 5 dBm 32 0 dBm Peak Input Power 7 6 dBm 8 2 dBm Rise Time 3 3 ns Fall Time 3 3 ns Bit...

Page 89: ...dBm average Table B 3 TPIM F3 Specifications Parameter Typical Minimum Maximum Transmitter Peak Wave Length 1300 nm 1270 nm 1330 nm Spectral Width 100 nm Rise Time 2 5 nsec 5 0 nsec Fall Time 3 5 nse...

Page 90: ...TPIM SPECIFICATIONS B 4...

Page 91: ...and the TPIM T2 support UTP cable categories 3 4 and 5 which are described as follows Category 3 or 10BaseT UTP cable consists of four unshielded twisted pairs of 24 AWG solid wire for data or voice c...

Page 92: ...22 AWG solid wire for data It is typically used for the longest cable runs within building walls of buildings IBM Type 2 is similar to Type 1 data cable but it has four additional UTP lengths of 22AWG...

Page 93: ...e layers of reinforced matter are wrapped around the fibers for protection There are two basic fiber optic cable types multimode and single mode Single mode fiber is typically used for long run or bac...

Page 94: ...ess 2 km 2187 7 yards Multimode 62 5 125 m 16 0 dB or less 2 km 2187 7 yards Multimode 100 140 m 19 0 dB or less 2 km 2187 7 yards Typical Signal Attenuation Rate 1 5 dB km Table C 4 Signal Tolerance...

Page 95: ...verview terminology 4 1 to 4 2 see also Lobe cabling Trunk cabling Cabling signal interference crosstalk 4 3 noise 4 3 temperature 4 3 Cabling STH hubs connecting to MicroMMAC T 4 17 to 4 18 using Hub...

Page 96: ...Local Management 1 3 Installation removing the front protection panel 3 6 removing the rear protection panel 3 8 Installation accessories 12 port daughterboard 3 9 to 3 10 CRBRIM W T 3 12 to 3 13 LDR...

Page 97: ...M A 1 upgrading LDRAM 3 13 MGMT LED 5 1 MIBs 1 9 MicroMMAC T available models 1 1 features 1 2 to 1 9 getting help xvi MIB support 1 9 power up connecting to a power source 2 3 removing the chassis co...

Page 98: ...k cabling Single mode fiber optic cable connecting to ring port 4 15 specifications C 4 SNMP support 1 3 Speed fault protection 1 2 SPEED switch setting ring speed with 2 4 STACK port 2 12 4 17 to 4 1...

Page 99: ...b 4 18 when connecting twisted pair trunk cable segments 4 14 Trunk cabling connecting 4 10 to 4 16 described 4 1 maximum lengths 4 5 U Uninterruptible Power Supply UPS 1 8 Unshielded Twisted Pair UTP...

Page 100: ...INDEX IX 6...

Page 101: ...die Anwendung des Geraetes geeignet und der zum Benuetzen im Lande der Anwendung anerkannt ist SPANISH El cable principal de la red el ctrica utilizado con este equipo debe tener 2 conductores y 1 to...

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