Cabletron Systems MCC-16 User Manual Download Page 1

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MCC-16

TOKEN RING

MEDIA CONVERSION CENTER

USER’S GUIDE

Summary of Contents for MCC-16

Page 1: ...MCC 16 TOKEN RING MEDIA CONVERSION CENTER USER S GUIDE ...

Page 2: ......

Page 3: ...entioned 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 subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation NOTE This equipment has b...

Page 4: ...d in a domestic environment radio disturbance may arise When such trouble occurs the user may be required to take corrective actions CABLETRON SYSTEMS INC PROGRAM LICENSE AGREEMENT IMPORTANT Before utilizing this product carefully read this License Agreement This document is an agreement between you the end user and Cabletron Systems Inc Cabletron that sets forth your rights and obligations with r...

Page 5: ...T 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 INCIDENTAL CONSEQUENTIAL OR RELIANCE DAMAGES OR OTHER LOSS ARISING OUT OF THE USE OR INABILITY TO USE THIS CABLETRON PRODUCT EVEN IF CABLETRON HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES BECAUSE ...

Page 6: ...2 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 packaged with this notice conforms to the above directives Manufacturer Legal Representative in Europe Mr Ronald Fotino Mr J Solari ___________________________________ ________________________________...

Page 7: ...nch Rack 2 3 2 4 Unpacking And Installing The MCC PS 2 4 2 4 1 Power Supply LEDs 2 5 2 4 2 Turning The MCC 16 On And Off 2 6 2 5 Unpacking A CM 2 6 2 6 Installing A CM 2 7 2 6 1 Boot Up Sequence Of LEDs 2 9 2 7 Resetting A CM 2 9 2 8 Attaching Cabling 2 9 2 8 1 Connecting Twisted Pair Cabling 2 10 2 8 2 Connecting Fiber Optic Cabling 2 10 2 9 Determining The Station Count 2 11 2 10 Troubleshooting...

Page 8: ...4 2 4 2 Configuring The MCC DFL 4 3 4 2 1 Configuring The RJ45 Port As A Lobe And The Fiber ST Port As A Station 4 4 4 2 2 Configuring The RJ45 Port As A Station And The Fiber ST Port As A Lobe 4 5 4 2 3 Configuring The RJ45 Port As RI And The Fiber ST Port As RO 4 6 4 2 4 Configuring The RJ45 Port As RO And The Fiber ST Port As RI 4 7 4 3 Selecting The Ring Speeds 4 8 4 4 Description Of Switches ...

Page 9: ...TER 6 MCC D2PM SETUP 6 1 Overview Of The MCC D2PM 6 2 6 1 1 Token Flow 6 3 6 2 Setting Jumpers To Configure The CM 6 3 6 2 1 Joining The D2PM Into One Ring 6 3 6 2 2 Selecting The Ring Speed s 6 4 6 2 3 Summary Of Jumper Settings 6 5 6 3 LED Functions 6 5 6 3 1 PWR Power 6 6 6 3 2 2 Rings CM Split 6 6 6 3 3 16 Mb Ring Speed s 6 6 6 3 4 P1 P2 P3 And P4 Ports 6 6 APPENDIX A SPECIFICATIONS A 1 Enviro...

Page 10: ...Interference B 3 B 3 3 Determining The Maximum Signal Drive Distance B 4 B 4 Cable Pinouts B 4 B 4 1 Station Port Pins B 4 B 4 2 Lobe Port Pins B 5 B 4 3 RI Port Pins B 6 B 4 4 RO Port Pins B 6 B 5 Connecting To An IBM Patch Panel B 7 APPENDIX C MEDIA SPECIFICATIONS C 1 Twisted Pair Copper Cable C 1 C 1 1 UTP C 1 C 1 2 STP C 2 C 2 Fiber Optic Cable Specifications C 3 C 2 1 Multimode C 3 C 2 2 Sing...

Page 11: ...ntions are used throughout this document Bold Italics are used to reference Cabletron Systems documents and other publications NOTE Note calls your attention to information of special importance TIP Tip gives you a helpful hint concerning procedures or actions CAUTION Caution calls your attention to information essential to avoid damage to the equipment or network configuration settings Warning ca...

Page 12: ...on count and troubleshooting procedures that can isolate problems Chapter 3 MCC FRIO Setup describes how to configure the MCC FRIO CM and explains its LEDs Chapter 4 MCC DFL Setup describes how to configure the MCC DFL CM and explains its LEDs Chapter 5 MCC CRIO Setup describes how to configure the MCC CRIO CM and explains its LEDs Chapter 6 MCC D2PM Setup describes how to configure the MCC D2PM C...

Page 13: ... ready Your Cabletron Systems service contract number A description of the failure A description of any action s already taken to resolve the problem e g changing mode switches rebooting the unit etc The serial and revision numbers of all involved Cabletron Systems products in the network A description of your network environment layout cable type etc Network load and frame size at the time of tro...

Page 14: ...PREFACE xii The device history i e have you returned the device before is this a recurring problem etc Any previous Return Material Authorization RMA numbers ...

Page 15: ...d station ports using twisted pair or multimode fiber optic cabling The MCC 16 accommodates four different CMs Each CM can support at least two lobe ports which allow the connection of station ports commonly on switches The MCC 16 is IEEE 802 5 and IBM compliant The conversion modules are discussed in Section 1 1 and Section 1 2 Figure 1 1 The MCC 16 Media Conversion Center MCC 16 MCC DFL MCC DFL ...

Page 16: ...sted Pair UTP cabling Active Re timing with Jitter Reduction Circuitry that effectively reduces jitter Table 1 1 Port And Media Type Of Conversion Modules Type of Ports on the CM Conversion Module CM Twisted Pair RJ45 Ports Multimode Fiber ST Ports See Chapter Below For More Information MCC FRIO Fiber Ring In Out Two lobe ports One set RI RO ports Chapter 4 MCC DFL Dual Fiber Link Two configurable...

Page 17: ...riate port if the cable is disconnected or fails preserving ring integrity LANVIEW LED system that reports the status of the physical layer 1 1 1 Speed Fault Protection The CMs prevent any device from entering the ring at the wrong speed by wrapping closing the port to which the device is trying to insert This prevents the device from beaconing the ring 1 1 2 Active Re timing With Jitter Reduction...

Page 18: ...e also has two lobe ports to connect stations Thus stations connected to either lobe port can communicate across the RI RO connections to other parts of the ring and they will also communicate with each other 1 2 2 MCC DFL The MCC DFL has two Fiber Optic Transceivers FOTs Each FOT has a twisted pair and fiber ST port This allows signals transmitted over the twisted pair to be converted into optica...

Page 19: ...TDRMIM AT It also has two lobe ports This allows for RI RO connections and the connection of two stations It provides the same functionality as the MCC FRIO see Section 1 2 1 except it has twisted pair RI RO ports 1 2 4 MCC D2PM The MCC D2PM can serve as a pair of two port Multi Station Access Units MAUs or a single four port twisted pair MAU ...

Page 20: ...INTRODUCTION 1 6 ...

Page 21: ...an be rack mounted or placed on any horizontal surface Use a single phase 100 to 125Vac or 200 to 240Vac grounded power source located within 6 feet so the power cord can be connected of the installation site Ensure that any shelf on which an MCC 16 fully loaded is placed will support 40 pounds of static weight Only qualified personnel should perform installation procedures CAUTION Ensure that any...

Page 22: ...ches cautiously Avoid using a pencil to flip switches to prevent possible problems associated with the accumulation of conductive graphite dust on the switches Avoid contact with other board components Notify Cabletron Systems Global Call Center if you detect any damage or missing parts during unpacking see Preface 2 2 UNPACKING AND HANDLING THE MCC 16 Figure 2 1 Using The Grounding Wriststrap CAU...

Page 23: ...ACK Follow the guidelines in Section 2 1 to avoid possible problems during installation Perform these steps to install the MCC 16 in a 19 inch rack 1 Position the brackets of the MCC 16 between the vertical frame columns of the rack as shown in Figure 2 2 2 Fasten the chassis securely to the frame columns with the screws Figure 2 2 Fastening The MCC 16 To The Rack TIP Mount the MCC 16 into the rac...

Page 24: ...kaging materials for possible future repackaging and shipment 3 Inspect the shipment for any signs of damage Install an MCC PS into the MCC 16 as follows 1 Fully insert the power supply into the MCC 16 as shown in Figure 2 3 and turn the fastening knob Figure 2 3 Inserting The Power Supply Into The MCC 16 2 To install the second MCC PS unfasten the screw located along the back side of the MCC 16 a...

Page 25: ...wer supply is receiving power POWER OUT GREEN Output voltage delivered to the backplane within regulation RED Output voltage not delivered to the backplane within regulation OFF Neither power supply is receiving power OVERLOAD GREEN Output current below rated load RED Output current above rated load or only one MCC PS is delivering power to the chassis OFF Neither power supply is receiving power F...

Page 26: ... female connector to the male power source connector on the MCC PS 2 Plug the power cord s male connector into a grounded power outlet To turn off the MCC 16 Disconnect the power cord from the power outlet Figure 2 5 Connecting The MCC 16 To A Power Source 2 5 UNPACKING A CM CAUTION Electrostatic Discharge ESD can damage a CM To prevent ESD damage when handling a CM Wear the grounding wriststrap H...

Page 27: ...1 Remove the protection panel from any CM slot in the MCC 16 as shown in Figure 2 6 Note that on the first installation of a CM it will be necessary to remove one of the 8 slot protection panels Only qualified personnel should perform these procedures in an activated MCC 16 It is recommended that all other personnel shut down the MCC 16 before installing or de installing CMs to eliminate potential...

Page 28: ...rting A CM Into The MCC 16 3 Tighten the screw at the top of the CM with a flat head screwdriver CAUTION Never use more than the minimal amount of physical force necessary to insert a CM into the MCC 16 If you feel any resistance while inserting STOP Remove the CM and inspect the slot and the CM for obstructions or structural irregularities If you detect damaged components call Cabletron Systems G...

Page 29: ... 4 Mbps and 16 Mbps ring operating speeds Table 2 2 Maximum Cable Lengths Media Cable Type 4 Mbps 16 Mbps STP IBM Type 1 2 Lobe 300 meters 984 feet 150 meters 493 feet RI or RO 770 meters 2525 feet 346 meters 1138 feet STP IBM Type 6 9 For station to wall jack or patch panels only Lobe 30 meters 99 feet 30 meters 99 feet RI or RO Not applicable Not applicable UTP Categories 3 4 Lobe 200 meters 656...

Page 30: ...alignment slot on the port The connector is then turned to lock it down The physical communication link consists of two strands of fiber optic cabling The Transmit strand Tx at one end connects to the Receive Rx port at the other end and vice versa It is recommended that you label fiber optic cable to indicate which end of a fiber strand connects to a Receive port and which end connects to a Trans...

Page 31: ... the other device s Rx port 2 9 DETERMINING THE STATION COUNT The number of stations supported on a ring depends on the equipment that constitutes the ring If the ring contains only devices that implement Active Re timing with Jitter Reduction Circuitry see Section 1 1 for example Cabletron Systems MCC D2PM and TDRMIM AT then the ring will support 250 stations for all media types Rings containing ...

Page 32: ...or example does the 16 Mb LED indicate the CM is set to the same speed as the ring with which it will interface Check the PWR LEDs to verify the reception of power by the CM s Resetting CMs with an unlit PWR LED may resolve the problem Check that CMs are securely installed in and fastened to the MCC 16 If necessary correctly re insert each CM Be sure that the Token Ring stations and the MCC 16 are...

Page 33: ...er or on the application layer Consult your server documentation for troubleshooting tips Table 2 3 LED Activity And Corrective Actions LED Activity Meaning and Corrective Action GREEN Link established normal operation associated station inserted into the ring If the station cannot access network resources such as servers see Section 2 10 3 Blinking GREEN Fiber ST Only The connection from the upst...

Page 34: ...r ST Only The connection from the upstream device to the Receive connection is complete but the port is wrapped Check the other end of the cable Ensure the port on the downstream device is attached correctly and enabled OFF No connection Try a different cable Resetting the CM may resolve the problem Also verify that the ring speed and configuration of both the CM and the attached device are compat...

Page 35: ... interface cards in Token Ring stations Are the network cards correctly configured and installed Check the cable conductors for continuity Use cable testers designed for this task Ensure that the maximum cable lengths specified for the media types see Table 2 2 used in the installation and also the maximum number of stations supported see Section 2 9 are not exceeded When these checks have been su...

Page 36: ...INSTALLATION 2 16 ...

Page 37: ...SETUP This chapter describes how to set jumpers and switches to configure the MCC FRIO shown in Figure 3 1 It also describes LEDs Figure 3 1 MCC FRIO Conversion Module MCC FRIO P1 RI 16 Mb PWR P 1 P 2 RO P2 RO RI TX TX RX RX ...

Page 38: ...orts All of these devices occupy the same ring Figure 3 2 Sample MCC FRIO Configuration 3 1 1 Token Flow The token enters the RI Port Then the token passes to the station attached to the P1 Port before transmission to the station connected to the P2 Port Finally the token leaves the CM through the RO Port NOTE Do not use RI RO ports to connect rings that are intended to be physically separate segm...

Page 39: ... OFF ON SW1 OFF ON SW2 OFF ON P1 SW1 FOT A or RI SW2 FOT B or RO On Cabletron fiber key Off 802 5J fiber key On RO or lobe RJ45 port Off RI or station RJ45 port On Autowrap enable RJ45 port Off Autowrap disable RJ45 port On Station and lobe application Off RI and RO application 1 2 3 4 Switch Configuration Table From back of card NOT Note Switch 1 on SW1 controls the RI port Switch 2 on SW2 contro...

Page 40: ... to a RO port that is using 802 5J fiber keying Use Switch 1 in the SW2 switchblock to select the fiber keying type for the RO port Set Switch 1 On to connect to a RI port that is using Cabletron fiber keying Set Switch 1 Off to connect to a RI port that is using 802 5J fiber keying Table 3 1 Ring Speed Setting With Jumper P1 Ring Speed Setting Put Jumper P1 Sleeve Over 16 Mbps Pins 1 and 2 Defaul...

Page 41: ...MCC FRIO LEDs 3 3 1 PWR Power The PWR LED remains lighted GREEN during normal operation indicating the reception of power If the LED is off the CM is not receiving power 3 3 2 16 Mb Ring Speed The 16 Mb LED lights YELLOW to indicate a 16 Mbps ring speed An unlit LED indicates a 4 Mbps ring speed MCC FRIO P1 RI 16 Mb PWR P 1 P 2 RO P2 RO RI TX TX RX RX P1 RI 16 Mb PWR P2 RO ...

Page 42: ...vity Meaning GREEN Phantom current present port inserted OFF No phantom current present Blinking RED Speed fault condition caused the port to wrap Table 3 3 Activity Of RI And RO LEDs LED Activity Meaning GREEN Rx and Tx connected fiber key received port open and operational Blinking GREEN The connection from the upstream device to the Receive connection is complete but the port is wrapped Blinkin...

Page 43: ...ter describes how to set switches and jumpers to configure the MCC DFL shown in Figure 4 1 It also describes the LEDs Figure 4 1 MCC DFL Conversion Module MCC DFL P 1 P 2 P1 P2 PWR P1 P2 16 Mb PWR P 2 P 1 TX TX RX RX F O T B F O T A 16 Mb ...

Page 44: ...T B are on separate rings and do not communicate with each other within the MCC 16 Communication between FOT A and FOT B requires an external device such as a bridge or router You can configure any port as RI RO lobe or station Figure 4 2 shows an MCC DFL with FOT A configured for station lobe applications and FOT B configured for RI RO applications Figure 4 2 Sample MCC DFL Configuration MCC DFL ...

Page 45: ...ault Settings NOTES The SW1 switchblock controls FOT A The SW2 switchblock controls FOT B Individual switches on each switchblock have the same functionality Jumper P1 controls the ring speed of FOT A Jumper P2 controls the ring speed of FOT B SW2 1 2 3 4 SW1 1 2 3 4 SW1 1 2 3 4 SW2 1 2 3 4 OFF ON OFF ON P1 P2 P2 P1 SW1 FOT A or RI On Cabletron fiber key Off 802 5J fiber key On RO or lobe RJ45 por...

Page 46: ...tting Figure 4 4 Station Attachment To The Twisted Pair RJ45 Port NOTE The tables in the following sections show the applicable switch settings A switch is not shown when it does not apply to the application Table 4 1 Settings To Configure The RJ45 Port For Lobe Use SW1 FOT A or RI SW2 FOT B or RO 1 Off 2 On RO or lobe RJ45 port 3 Off 4 On Station and lobe application MCC DFL P 1 P 2 P1 P2 16 Mb P...

Page 47: ...nection as a station port and the fiber ST connection as a lobe port Figure 4 5 Station Attachment To The Fiber ST Port Table 4 2 Settings To Configure The Fiber ST Port For Lobe Use SW1 FOT A or RI SW2 FOT B or RO 1 Off 2 Off RI or station RJ45 port 3 Off 4 On Station and lobe application MCC DFL P 1 P 2 P1 P2 16 Mb PWR P1 P2 16 Mb PWR P 2 P 1 TX TX RX RX F O T B F O T A Fiber Key Fiber Key Phant...

Page 48: ...e RI RO ports to connect rings that are intended to be physically separate segments Using RI RO ports to join separate rings will create one ring This configuration functions but may cause the new ring to exceed the maximum station count depending on the size of the originally separate rings MCC DFL P 1 P 2 P1 P2 16 Mb PWR P1 P2 16 Mb PWR P 2 P 1 TX TX RX RX F O T B F O T A Ring Out To Ring In Rin...

Page 49: ...T RI Table 4 3 Settings To Configure The RJ45 Port For RI Use SW1 FOT A or RI SW2 FOT B or RO 1 On Cabletron fiber key or Off 802 5J fiber key 2 Off RI or station RJ45 port 3 On Autowrap enable RJ45 port or Off Autowrap disable RJ45 port 4 Off RI and RO application MCC DFL P 1 P 2 P1 P2 16 Mb PWR P1 P2 16 Mb PWR P 2 P 1 TX TX RX RX F O T B F O T A Ring Out To Ring In Ring Out To Ring In Ring Out T...

Page 50: ...n Cabletron fiber key or Off 802 5J fiber key 2 On RO or lobe RJ45 port 3 On Autowrap enable RJ45 port or Off Autowrap disable RJ45 port 4 Off RI and RO application Table 4 5 Setting Ring Speed OF FOT A With Jumper P1 Ring Speed of FOT A Put Jumper P1 Sleeve Over 16 Mbps Pins 1 and 2 Default setting 4 Mbps Pins 2 and 3 Table 4 6 Setting Ring Speed Of FOT B With Jumper P2 Ring Speed of FOT B Put Ju...

Page 51: ...Switch 2 determines the application of the RJ45 port The fiber ST port automatically configures to work with the RJ45 port For example configuring the RJ45 port as a RI automatically changes the fiber ST port to a RO Set the switch as shown in Table 4 8 NOTE Cabletron Systems offers complete compatibility with vendor products that comply with the new 802 5J standard for fiber RI RO ports Therefore...

Page 52: ...se the switch to configure it as a RI RO device or a station lobe device Then use Switch 2 to establish the configuration of the RJ45 port the fiber ST port configures automatically Set Switch 4 as shown in Table 4 10 Table 4 9 Setting For Switch 3 SW1 And SW2 Switchblocks Autowrap on RJ45 RI RO Port Set Switch 3 to Position Connection to Cabletron devices On Connection to 802 5 compliant devices ...

Page 53: ...ghted GREEN during normal operation indicating the reception of power If the LED is off the CM is not receiving power 4 5 2 16 Mb Ring Speed Each FOT has a 16 Mb LED The LEDs lights YELLOW to indicate a 16 Mbps ring speed on the associated FOT An unlit LED indicates a ring speed of 4 Mbps on the associated FOT MCC DFL P 1 P 2 P1 P2 16 Mb PWR P1 P2 16 Mb PWR P 2 P 1 TX TX RX RX F O T B F O T A P1 P...

Page 54: ...rts configured for lobe or station use NOTE The P1 and P2 LEDs act differently on FOTs configured for station lobe applications than they do for FOTs configured for RI RO applications Table 4 11 LED Activity For Station And Lobe Ports Port LED Activity Meaning RJ45 Lobe or Station GREEN Phantom current present port inserted OFF No phantom current present Blinking RED Lobe Only Speed fault conditio...

Page 55: ...ning RJ45 RI RO GREEN Active port open Blinking GREEN Autowrap enabled port wrapped Blinking RED Speed fault condition caused the port to wrap OFF No connection Fiber RI RO GREEN Rx connected fiber key received Blinking GREEN The connection from the upstream device to the Receive connection is complete but the port is wrapped Blinking RED Speed fault condition caused the port to wrap OFF No connec...

Page 56: ...MCC DFL SETUP 4 14 ...

Page 57: ... SETUP This chapter describes how to set jumpers and switches to configure the MCC CRIO shown in Figure 5 1 The chapter also explains LEDs Figure 5 1 MCC CRIO Conversion Module MCC CRIO R O R I P1 RI 16 Mb PWR P 1 P2 RO P 2 ...

Page 58: ...be ports All of these devices occupy the same ring Figure 5 2 Sample MCC CRIO Configuration 5 1 1 Token Flow The token enters the RI Port Then the token passes to the station attached to the P1 Port before transmission to the station connected to the P2 Port Finally the token leaves the CM through the RO Port NOTE Do not use RI RO ports to connect rings that are intended to be physically separate ...

Page 59: ...s SW1 1 2 3 4 SW1 1 2 3 4 OFF ON P1 P1 SW1 Settings On Enable RI port Off Disable RI port On Enable RO port Off Disable RO port On Enable autowrap on RI Off Disable autowrap on RI On Enable autowrap on RO Off Disable autowrap on RO 1 2 3 4 for connection to Cabletron devices for use with other vendor devices for connection to Cabletron devices for use with other vendor devices Switch Configuration...

Page 60: ... RO port Connecting RI RO Ports To The RI RO Ports Of Cabletron Devices Set Switch 1 On and Switch 3 On to connect the RI of the MCC CRIO to the RO of a Cabletron device Set Switch 2 On and Switch 4 On to connect the RO of the MCC CRIO to the RI of a Cabletron device Table 5 1 Ring Speed Settings With Jumper P1 Ring Speed Setting Put Jumper P1 Sleeve Over 16 Mbps Pins 1 and 2 Default setting 4 Mbp...

Page 61: ... Enable RO port 3 On Enable autowrap on RI for connection to Cabletron devices 4 On Enable autowrap on RO for connection to Cabletron devices Table 5 3 Switch Settings For Connecting The MCC CRIO RI RO Ports To Other Vendor s Devices SW1 Settings 1 On Enable RI port 2 On Enable RO port 3 Off Disable autowrap on RI for use with other vendor s devices 4 Off Disable autowrap on RO for use with other ...

Page 62: ... MCC CRIO LEDs 5 3 1 PWR Power The PWR LED remains lighted GREEN during normal operation indicating the reception of power If the LED is off the CM is not receiving power 5 3 2 16 Mb Ring Speed The 16 Mb LED lights YELLOW to indicate a 16 Mbps ring speed An unlit LED indicates a ring speed of 4 Mbps MCC CRIO R O R I P 1 P 2 P1 RI 16 Mb PWR P2 RO P1 RI 16 Mb PWR P2 RO ...

Page 63: ...ed in Table 5 4 Table 5 4 Activity Of P1 And P2 LEDs LED Activity Meaning GREEN Phantom current present port inserted OFF No phantom current present Blinking RED Speed fault condition caused the port to wrap Table 5 5 Activity Of RI And RO LEDs LED Activity Meaning GREEN Active port open Blinking GREEN Autowrap enabled port wrapped OFF No activity port wrapped Blinking RED Speed fault condition ca...

Page 64: ...MCC CRIO SETUP 5 8 ...

Page 65: ... SETUP This chapter describes how to set the jumpers to configure the MCC D2PM shown in Figure 6 1 It also describes the LEDs Figure 6 1 MCC D2PM Conversion Module MCC D2PM P 3 P 4 P 2 P1 P2 16 Mb PWR P 1 P3 P4 16 Mb 2 RINGS ...

Page 66: ...the MCC D2PM One shows all of the stations on the same ring and the other shows the stations on two separate rings Figure 6 2 Sample MCC D2PM Configurations MCC D2PM P 3 P 4 P 2 P1 P2 16 Mb PWR P 1 P3 P4 16 Mb 2 RINGS MCC D2PM P 3 P 4 P 2 P1 P2 16 Mb PWR P 1 P3 P4 16 Mb 2 RINGS Switch Server Server Switch Station Station Server Single Ring Dual Ring Ring 2 Switch Ring 1 For direct attachment to st...

Page 67: ... 6 2 SETTING JUMPERS TO CONFIGURE THE CM Refer to Figure 6 3 and Table 6 1 through Table 6 4 when setting jumpers Note that the figure shows the jumpers in their On or Off positions as set at the factory default settings Figure 6 3 Location of Jumpers P1 P2 And P3 Default Settings 6 2 1 Joining The D2PM Into One Ring Each MAU can occupy one ring This allows stations connected to the top pair of lo...

Page 68: ...3 and P4 when the CM has been configured as two MAUs on separate rings see Table 6 2 If the MCC D2PM is configured as a single ring MAU jumper P2 is not used Ring Configuration Put Jumper P3 Sleeve Over CM split into two rings Pins 2 and 3 Default setting All ports on the same ring Pins 1 and 2 NOTE If the CM is split into two rings then jumper P1 controls the speed of the top two lobe ports label...

Page 69: ...2 and 3 CAUTION Only reposition the jumpers listed in Table 6 4 All other jumpers are set at the factory and should not be repositioned Note the position of these jumpers and switches for future reference Table 6 4 Jumper Settings Jumper Setting P1 Sleeve over Pins 1 and 2 16 Mbps Sleeve over Pins 2 and 3 4 Mbps P2 Sleeve over Pins 1 and 2 Bottom ring speed 16 Mbps Sleeve over Pins 2 and 3 Bottom ...

Page 70: ...e same MAU 6 3 3 16 Mb Ring Speed s Each 2 port MAU has a 16 Mb LED The LEDs light YELLOW to indicate a 16 Mbps ring speed on the associated MAU An unlit LED indicates a ring speed of 4 Mbps on the associated MAU If the MCC D2PM has only one ring then the status of the top 16 Mb LED indicates the speed of the entire CM 6 3 4 P1 P2 P3 And P4 Ports The P1 P2 P3 and P4 LEDs indicate the status of the...

Page 71: ...M SETUP 6 7 Table 6 5 Activity Of P1 P2 P3 And P4 LEDs LED Activity Meaning GREEN Phantom current present port inserted OFF No phantom current present Blinking RED Speed fault condition caused the port to wrap ...

Page 72: ...MCC D2PM SETUP 6 8 ...

Page 73: ...re 30 to 73 C 22 to 164 F Operating Humidity 5 to 90 RH non condensing A 2 HARDWARE SPECIFICATIONS MCC 16 Dimensions 5 25 in H x 17 00 in W x 19 38 in D 13 46 cm H x 43 60 cm W x 49 70 cm D Weight 16 lbs 7 26 kg CM s Dimensions 5 0 in H x 1 0 in W x 9 0 in D 12 8 cm H x 2 56 cm W x 23 1 cm D Weight 1 lb 0 45 kg MCC PS Dimensions 4 25 in H x 8 50 in W x 10 13 in D 10 90 cm H x 21 80 cm W x 25 97 cm...

Page 74: ...ed in Table A 1 A 4 REGULATORY COMPLIANCE The MCC 16 and CMs meet the following requirements EMC FCC Part 15 EN55022 CSA C108 8 VCCI V 3 93 01 EN50082 1 and 89 336 EEC Safety UL1950 CSA C22 2 No 950 EN60950 IEC 950 and 73 23 EEC NOTE The MCC PS is a universal power supply which will accept input power between 100 to 125 Vac or 200 to 240 Vac 50 60 Hz Table A 1 Power Supply Outputs Output Min Load ...

Page 75: ...main and secondary ring paths Shielded Twisted Pair STP Unshielded Twisted Pair UTP and fiber optic media are used for trunk cabling Performance capability varies among the media types Fiber provides the greatest distance capability and signal interference immunity and STP provides greater distance capability and signal interference immunity than UTP Figure B 1 Trunk And Lobe Cabling Configuration...

Page 76: ...ECOMMENDATIONS To achieve optimal performance from your installation observe the following recommendations Maintain a punch down block patch panel limit of two between lobe ports and wall outlets Use properly grounded metal troughs ducts etc for carrying Token Ring cabling Avoid routing Token Ring cabling near twisted pair cables that exit a building or are susceptible to lightning strikes and pow...

Page 77: ...oise Noise can be caused by crosstalk or other energy sources If noise induced errors are suspected ensure that the electrical circuitry in the area is properly wired and grounded and or try re routing cabling away from potential noise sources motors switching equipment fluorescent lighting high amperage equipment Temperature The attenuation level of PVC insulated cable varies significantly with t...

Page 78: ...ades signal integrity seriously compromises the reliability of the network Determining Factors The maximum drive distance achievable from a multiple station 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 thresholds specified for the types of cable used Ring operating speed Presence of...

Page 79: ...ignments B 4 2 Lobe Port Pins Figure B 3 illustrates the signal assignments for RJ45 lobe port pins Figure B 3 RJ45 Lobe Port Pins Signal Assignments 8 7 6 5 4 3 2 1 Cable Shield Cable Shield Tx Rx Rx Tx 8 7 6 5 4 3 2 1 Cable Shield Cable Shield Rx Tx Tx Rx ...

Page 80: ...pins Figure B 4 RJ45 RI Port Pins Signal Assignments B 4 4 RO Port Pins Figure B 5 illustrates the signal assignments for RO port pins Figure B 5 RJ45 RO Port Pins Signal Assignments 8 7 6 5 4 3 2 1 Cable Shield Cable Shield Tx Rx Rx Tx 8 7 6 5 4 3 2 1 Cable Shield Cable Shield Rx Tx Tx Rx ...

Page 81: ...r patch cables permit connection to an existing patch panel equipped with MICs see Figure B 6 Figure B 6 Adapter Patch Cable Token Ring Station STP Lobe Cable TRXMIM 54A Tx Tx Rx Rx Tx Tx Rx Rx Shield Shield 4 5 6 3 RJ 45 Plug Tx Tx Rx Rx TCU Port RJ 45 jack 6 3 4 5 O B R G O B R G Tx Tx Rx Rx Tx Tx Rx Rx 9 5 1 6 MIC MIC 9 5 1 6 Male DB 9 NIC Port Female DB 9 MIC Coupling Shield Shield STP Jumper ...

Page 82: ...CABLING B 8 ...

Page 83: ...tegory 3 UTP cable consists of four unshielded twisted pairs of 24 AWG solid wire for data or voice communication It is typically used to wire cable runs within the walls of buildings Because it does not meet the minimum Near End Crosstalk NEXT tolerance for 16 Mbps Token Ring transmission it is not recommended for installation Category 4 and 5 are enhanced versions of twisted pair Both are compos...

Page 84: ... data It is typically used in patch panels or to connect devices to from wall jacks IBM Type 9 is similar to Type 1 but it uses 26 AWG solid wire instead IBM Types 6 and 9 are used primarily for lobe connections from stations to wall jacks or patch panels Table C 2 lists STP cable performance specifications Table C 1 UTP Performance Specifications EIA TIA Category Electrical Impedance Attenuation ...

Page 85: ...tions for Single Mode fiber optic cable supported by Cabletron products Attenuation Testing Fiber optic cable must be tested with an attenuation test set adjusted for an 850 nm wavelength for Multimode and 1300 nm for Single Mode This test ensures that a cable s signal loss is within acceptable limits Table C 3 Signal Tolerances For Multimode Fiber Optic Cable Cable Type Attenuation Maximum Drive ...

Page 86: ...MEDIA SPECIFICATIONS C 4 ...

Page 87: ... module s attaching cabling to a fiber ST port 2 10 2 11 attaching cabling to an RJ45 port 2 10 installation in MCC 16 2 7 2 8 unpacking procedure 2 7 Conversion modules an overview 1 4 dimensions A 1 D Data connector MIC B 7 Default hardware settings 3 3 4 3 5 3 6 3 E Electrostatic discharge 2 2 2 6 Environmental requirements temperature A 1 Environmental specifications humidity A 1 F Fiber optic...

Page 88: ...t 4 6 configuration for connecting a station to the fiber ST port 4 5 Configuration for connecting a station to the RJ45 port 4 4 configuring the 4 3 LED function description 4 11 4 12 4 13 selecting ring speed 4 8 switches on the 4 9 4 10 type of ports 1 2 MCC FRIO an overview 1 4 3 2 configuring the 3 3 3 4 LED function description 3 5 3 6 type of ports 1 2 MCC PS attaching power cord 2 6 instal...

Page 89: ...INDEX IX 3 T Technical support xi Temperature Storage A 1 Temperature limits for MCC 16 2 1 Troubleshooting checklist 2 12 2 13 2 14 Trunk cabling described B 1 W Wrap 1 3 Wriststrap anti static 2 3 ...

Page 90: ...INDEX IX 4 ...

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