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1. 14 14 Brown Black A28 Brown Black TX Port 6 18 Pin Pin Pin RX 36 36 Black Blue RX A21 Black Blue RX RX 11 11 Blue Black RX A22 Blue Black RX TX 37 37 Black Orange A23 Black Orange TX 12 12 Orange Black TX A24 Orange Black TX Port 5 17 Pin Pin Pin RX 34 34 Red Brown RX A17 Red Brown RX RX 9 9 Brown Red RX A18 Brown Red RX TX 35 35 Red Gray TX A19 Red Gray TX TX 10 10 Gray Red TX A20 Gray Red TX Installation Guide A 3 Appendix A Twisted Pair Wiring Tables Table A 1 Twisted Pair Wiring from a TPRMIM 33 36 to a Punch Down Block Continued From Into and Out of 50 Pin Into Punch Down TPRMIM Feeder Cable Block Port 4 16 Pin Pin Pin RX 32 32 Red Orange RX 13 Red Orange RX RX 7 7 Orange Red RX A14 Orange Red RX TX 33 33 Red Green TX A15 Red Green TX TX 8 8 Green Red TX A16 Green Red TX Port 3 15 Pin Pin Pin RX 30 30 White Gray RX A9 White Gray RX RX 5 5 Gray White RX A10 Gray White RX TX 31 31 Red Blue TX A11 Red Blue TX TX 6 6 Blue Red TX A12 Blue Red TX Port 2 14 Pin Pin Pin RX 28 28 White Green RX A5 White Green RX RX 3 3 Green White RX A6 Green White RX 29 29 White Brown White Brown 4 4 Brown White A8 Brown White TX Port 1 13 Pin Pin Pin RX 26 26 White Blue RX A1 White Blue RX RX 1 1 Blue White RX A2 Blue White RX TX 27 27 White Orange White Orange TX 2 2
2. Internal Termination Switch On internally terminated Off need external termination Figure B 4 EPIM C Connector Type BNC receptacle with gold center contact for use with BNC type tee connectors and RG 58 thin net cable Grounding For safety only one end of a thin net segment should be connected to earth ground Connection to earth ground at more than one point on the segment may cause dangerous ground currents The BNC port of the Coaxial Interface Modules is not connected to earth ground Installation Guide B 5 Appendix B EPIM Specifications EPIM A and EPIM X AUI Port The EPIM A is a DB15 female connector used to attach segments to an external transceiver The EPIM X is equipped with dual internal transceivers It has a DB15 male connector used to attach segments to an AUI cable Figure B 5 shows both modules 2 2 ai o EPIM A Figure B 5 The EPIM A and DB15 Pinouts Pin 1 Logic Ref 9 Collision 2 Collision 10 Transmit 3 Transmit 11 Logic Ref 4 Logic Ref 12 Receive 5 Receive 13 Power 12Vdc 6 Power Return 14 Logic Ref 7 Connection 15 No Connection 8 Logic Ref Connector Shell Protective Ground B 6 Repeater MIM INDEX A AUI Connector 2 6 3 19 3 20 B 6 C Cable Requirements 2 1 Champ Connector Pinout 2 8 Champ Connector Specifications for the TPRMIM 33 36 2 7 Connecting t
3. Chapter 3 INSTALLING THE RMIM 3 4 2 Connecting a Thin Net Segment to an To connect a thin net segment to an EPIM C 1 Set the Internal Termination Switch Fig 3 6 located to the right of the port and labeled TERM to e ON position if the thin net segment connected directly to the port will be internally terminated at the port e OFF position if the thin net segment will not be terminated at the port or externally terminated On 2 TERM Off Internal Termination Switch On internally terminated Off need external termination Figure 3 6 Internal Termination Switch Do not double terminate your RMIM by internally terminating the EPIM C port and terminating the thin net segment with a tee connector and a terminator 3 10 Repeater MIM CONNECTING THE RMIM EPIM TO THE NETWORK When internal termination switch is set to OFF Connect BNC tee connector to port Attach a terminator or terminated thin net segment to one female connector of tee connector SA Attach thin net segment directly to BNC Connect a terminated thin net connector when internal termination segment to other female connector switch is set to ON of tee connector Figure 3 7 Connecting a Thin Net Segment to an EPIM C Internal Termination Switch in ON Position 2 Ifthe Internal Termination switch is in the ON position
4. Oi Th 1 RCV LNK RCV LNK RCV POK RCV POK 13 x 29 0 E e x X OJ i 1 n 18 3 B x x x rv 9 O 4 16 4 x x x OF si 4 o0 SN KO OJ e r alos 2 x x vy 5 UR iis P x 1 ONE PP P ROY Roy uk 9 x a g X x O34 OJ 99 ahs 5 1 22 10 32 13 5 x x Ol FOIRL 10BASE FL 10 5 2 TOBASE T TOBASE T TOBASE T TOBASE T ETHERNET ETHERNET ETHERNET ETHERNET ETHERNET Figure 1 1 Repeater Media Interface Modules The RMIMs are designed when managed by Cabletron s Ethernet Management Module for Ethernet EMME or EMM E6 to provide you with the capability to add two additional Ethernet networks B or C to your existing Multi Media Access Center MMAC over the Flexible Network Bus FNB Sections 1 5 1 6 and 1 7 of this chapter describe features of the MMAC the EMME and the EMM E6 Installation Guide 1 3 Chapter 1 INTRODUCTION 14 RMIM FEATURES Repeater Functionality The RMIM IEEE 802 3 compliant repeater provides the MMAC with the ability to achieve maximum length data paths on each Ethernet network To attain these maximum length data paths the RMIM retimes data packets and regenerates the preamble of each data packet that enters the MMAC Additionally th
5. PWR EPIM A When lit indicates that the EPIM A Power is providing power to the transceiver that is connected to it SQE EPIM X When lit indicates that the internal transceiver s SQE test is enabled When unlit the test is disabled Installation Guide 2 13 Chapter 2 INSTALLATION REQUIREMENTS SPECIFICATIONS ENVIRONMENTAL REQUIREMENTS Operating temperature 5 to 40 C 41 to 104 F Non operating temperature 30 to 80 C 22 to 176 F Operating humidity 5 to 95 non condensing PHYSICAL Dimensions 34 04 Dx 29 21 H x 5 08 W cm 13 4 D x 11 5 H x 2 0 W in 2 14 Repeater MIM CHAPTER 3 INSTALLING THE RMIM This chapter explains how to set the RMIM jumpers and install RMIMs into the MMAC FNB It also provides instructions for connecting network segments to the RMIM ports and to the available Ethernet Port Interface Modules EPIMs Ensure that your network meets the guidelines and requirements listed in Chapter 2 Installation Requirements Specifications before installing the RMIMs Sections of this Chapter follow e Unpacking the RMIM e Setting the RMIM Jumpers e nstalling the RMIM into e Connecting the RMIM to the Network 3 1 UNPACKING THE RMIM To unpack the RMIM 1 Remove the shipping material covering the RMIM in the shipping box 2 Carefully remove the RMIM from the shipping box Leave the RMIM in its conductive bag until you are ready to install it 3 Visuall
6. At 25 C into 8 3 125 fiber Transmit Power 12 0 Typical Transmit Power 15 5 Minimum Transmit Power 21 0 dBm 40 35 30 25 20 15 10 5 0 Less Power More Power Transmit Power Typical Power Minimum Power Maximum Power Coefficient See Note Below 0 15dBm 0 12 dBm C 0 18 dBm Parameter Typical Minimum Maximum Transmitter Peak Wave Length 1300 nm 1270 nm 1330 nm Spectral Width 60 nm 100 nm Rise Time 3 0 nsec 2 7 nsec 5 0 nsec Fall Time 2 5 nsec 2 2 nsec 5 0 nsec Duty Cycle 50 1 49 6 50 7 Bit Error Rate Better than 1019 The transmitter power levels given above are Peak Power Levels NOTE after optical overshoot You must use a Peak Power Meter to correctly compare the values given above to those measured on any particular port If you are measuring power levels with an Average Power Meter add 3 dBm to the average power measurement to correctly compare the average power values measured to the values listed above i e 33 5 dBm average 3 dB 30 5 dBm peak B 4 Repeater MIM EPIM Specifications EPIM C The EPIM C supports thin net coaxial cabling and is equipped with an internal Cabletron Systems TMS 3 Transceiver You can use the TERM switch on the front of the EPIM C to set the internal 50 ohm terminator This eliminates the need to connect the port to a tee connector and terminator Figure B 4 shows the setting for the terminator switch
7. Blue Red 31 TX 3 Red Blue 7 4 Orange Red 32 RX4 Red Orange 8 TX 4 Green Red 33 TX4 Red Green 9 RX 5 Brown Red 34 5 Red Brown 10 TX 5 Gray Red 35 TX5 Red Gray 11 6 Blue Black 36 6 Black Blue 12 TX 6 Orange Black 37 TX6 Black Orange 13 RX7 Green Black 38 RX7 Black Green 14 TX 7 Brown Black 39 TX 7 Black Brown 15 8 Gray Black 40 RX8 Black Gray 16 8 Blue Yellow 41 TX 8 Yellow Blue 17 9 Orange Yellow 42 9 Yellow Orange 18 9 Green Yellow 43 9 Yellow Green 19 10 Brown Yellow 44 10 Yellow Brown 20 10 Gray Yellow 45 10 Yellow Gray 21 RX 11 Blue Violet 46 11 Violet Blue 22 11 47 11 Violet Orange 23 RX12 Green Violet 48 12 Violet Green 24 12 Brown Violet 49 TX 12 Brown 25 N C Gray Violet 50 N C Violet Gray 2 8 Repeater MIM RMIM NETWORK PORT SPECIFICATIONS 2 2 3 CXRMIM Coaxial Connector Specifications Connector Type The CXRMIM is equipped with BNC receptacles with a gold center contact for use with BNC type tee connectors and RG 58 thin net cable Thick coaxial cable may be used with a thick to thin barrel connector Termination The BNC ports on the CXRMIM are internally terminated 2 2 4 FORMIM 22 ST Connector Specifications Connector Type The FORMIM 22 is equipped with ST fiber optic ports Specifications for the ST ports are listed below Transmit
8. 1 30 us 1 4 1 20 us Coaxial to EPIM 1 20 us 1 30 us 1 10 us PEMO 1 00 us 700 ns 500 ns Coaxial FORMIM 22 Fiber Optic to 1 10 us 900 ns 800 ns Fiber Optic 2 12 Repeater MIM OPERATING SPECIFICATIONS LED INDICATORS LED Name Table 2 6 LED Descriptions RMIM EPIM Description Ethernet B C TPRMIM 33 36 TPRMIM 20 22 CXRMIM FORMIM When lit indicates that the RMIM is operating on either the Ethernet B or C channel on the FNB If neither of the LEDs are lit the RMIM is in stand alone mode CLN Collision RCV Receive TPRMIM 33 36 TPRMIM 20 22 CXRMIM FORMIM TPRMIM 33 36 TPRMIM 20 22 CXRMIM FORMIM When flashing indicates that a colli sion has occurred on one or more of the segments attached to the RMIM Collisions occur normally on an Ethernet network so a flashing LED does not necessarily indicate an error condition The frequency of flashes may increase as network activity increases When flashing indicates that the port is receiving a data packet from the attached segment The fre quency of flashes may increase as network activity increases FORMIM EPIM F1 F2 F3 EPIM T TPRMIM 33 36 TPRMIM 20 22 When lit indicates a link signal has been received from the device on the other end of the segment The LED remains lit as long as the link is maintained POK Port CXRMIM TPRMIM 33 36 TPRMIM 20 22 When lit indicates the port is not segmented
9. 2 2 4 FORMIM 22 ST Connector Specifications 2 9 Operating 04400 2 11 CHAPTER 3 Installing the RMIM 3 1 3 2 3 3 3 4 Installation Guide Unpacking the RMIM arr tnter 3 1 Setting the RMIM Jumpers for the CXRMIM FORMIM and 3 2 3 2 1 Setting the Ethernet Jumpers 3 3 3 2 2 Setting the Unmanaged Module Group Jumper 3 3 Installing the RMIM into the see 3 5 3 8 1 Installing an 3 7 Connecting the RMIM EPIM to the Network 3 9 3 4 1 Attaching Thin Net Segments to the CXRMIM 3 9 3 4 2 Connecting a Thin Net Segment to an EPIM C 3 10 Contents 3 4 3 Attaching a Twisted Pair Segment to the TPRMIM 20 22 incidet 3 4 4 Attaching a Twisted Pair Segment to the 33 36 nectit 3 4 5 Connecting a Twisted Pair Segment to an dite eene tts 3 4 6 Connecting a Fiber Optic Link Segment to a FORMIM EPIM F1 EPIM F2 or EPIM FS 3 4 7 Connecting an AUI Cable to an EPIM A ee beet tts CHAPTER 4 Testing the RMIMs 4 1 Pre Installation 4 2 Installation 0 0 4 APPENDIX Twisted Pair Wiring Table
10. EMME or EMM E6 installed in the MMAC Section 3 2 describes how to set the RMIM jumpers Stand alone Capability You can also use the MMAC installed RMIM as an unmanaged stand alone repeater 1 4 Repeater MIM RMIM FEATURES Remote Network Management Capabilities You can manage the RMIMs remotely by any SNMP network management system Cabletron Systems offers the following remote management packages Cabletron Systems SPECTRUM e Cabletron Systems Remote LANVIEW Windows e SPECTRUM Portable Management Applications Ethernet Port Interface Modules Cabletron Systems Ethernet Port Interface Modules EPIMs provide additional connection to the Ethernet network Table 1 1 describes each EPIM Table 1 1 EPIMs EPIM MEDIA TYPE CONNECTOR EPIM A AUI DB15 Female EPIM C 10BASE 2 Thin Coaxial BNC EPIM T 10BASE T Unshielded Twisted Pair RJ45 EPIM X Standard Transceiver DB15 Male EPIM F1 Multimode Fiber SMA EPIM F2 Multimode Fiber ST EPIM F3 Single Mode Fiber ST LANVIEW LEDs The RMIMs incorporate LANVIEW Cabletron Systems built in diagnostic and status monitoring LED system LANVIEW LEDs help you rapidly diagnose device port and link problems You can also view Ethernet status LEDs to determine if the RMIM is running on Ethernet B Ethernet C or stand alone mode Chapter 4 describes each LED Installation Guide 1 5 Chapter 1 INTRODUCTION 1 5 THE MULTI MEDIA ACCE
11. MIMs The EMME provides repeater functionality for these MIMs V V 7 TPMIM 24 FORMIM 22 FORMIM 22 CXRMIM TPRMIM 33 TPRMIM 36 a e DODO Bano 00 00 00 00 00 OO OO 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Channel Channel O Channel C Figure 1 3 Ethernets A Ethernet channels and transmit and receive packets over the Repeater Interface Controller RIC management bus on the FNB to Cabletron Systems RMIMs TPRMIM FORMIM and CXRMIM RMIMs can repeat packets autonomously without channeling them through the EMME Two redundant AUI ports on the 5 front panel let you access Ethernet channel D The AUI ports allow you to connect the module to a variety of Ethernet transmission media including twisted pair fiber optic or thick or thin Ethernet coaxial cable Installation Guide 1 7 Chapter 1 INTRODUCTION When using the Cabletron Systems EMME along with the RMIMs you have the network management capabilities that enable you to control the RMIM and its attached segments For
12. Orange White TX A4 Orange White TX A 4 Repeater MIM Twisted Pair Wiring Tables Table A 2 Twisted Pair Wiring from a Punch Down Block to a 10Base T Device To RJ45 Into Into From Punch Down Block Office 10BASE T Wallplate Drop Device Port 12 24 Pin Pin Pin B45 Violet Green RX 1 TX 1 TX 1 TX B46 Green Violet RX 2 2 2 47 Violet Brown 3 RX 3 RX 3 RX B48 Brown Violet TX 6 RX 6 RX 6 RX Port 11 23 Pin Pin Pin B41 Violet Blue RX 1 TX 1 TX 1 TX 42 Blue Violet RX 2 TX 2 TX 2 TX B43 TX 3 RX 3 RX 3 RX B44 Orange Violet TX 6 RX 6 RX 6 RX Port 10 22 Pin Pin Pin B37 Yellow Brown RX 1 TX 1 TX 1 TX B38 Brown Yellow RX 2 TX 2 TX 2 TX B39 Yellow Gray TX 3 RX 3 RX 3 RX B40 Gray Yellow TX 6 RX 6 RX 6 RX Port 9 21 Pin Pin Pin B33 Yellow Orange RX 1 TX 1 TX 1 B34 Orange Yellow RX 2 TX 2 TX 2 TX B35 Yellow Green TX 3 RX 3 RX 3 RX B36 Green Yellow TX 6 RX 6 6 Port 8 20 Pin Pin Pin B29 Black Gray RX 1 TX 1 TX 1 TX B30 Gray Black RX 2 TX 2 TX 2 TX B31 Yellow Blue TX 3 RX 3 RX 3 RX B32 Blue Yellow TX 6 RX 6 RX 6 RX Installation Guide A 5 Appendix A Twisted Pair Wiring Tables Table A 2 Twisted Pair Wiring from a Punch Down Block to a 10Base T Device Continued To RJ45 Into Into From Punch Down Block Office 10BASE T Wallplate Drop Device Port 7
13. RX 48 48 Violet Green RX A45 Violet Green RX RX 23 23 Green Violet RX A46 Green Violet RX TX 49 49 Violet Brown 47 Violet Brown 24 24 Brown Violet 48 Brown Violet TX Port 11 23 Pin Pin Pin RX 46 46 Violet Blue RX 41 Violet Blue RX 21 21 Blue Violet RX 42 Blue Violet RX TX 47 47 Violet Orange A43 Violet Orange TX 22 22 Orange Violet TX A44 Orange Violet TX Port 10 22 Pin Pin Pin RX 44 44 Yellow Brown RX A37 Yellow Brown RX RX 19 19 Brown Yellow RX A38 Brown Yellow RX TX 45 45 Yellow Gray TX 9 Yellow Gray TX TX 20 20 Gray Yellow TX A40 Gray Yellow TX Port 9 21 Pin Pin Pin RX 42 42 Yellow Orange RX A33 Yellow Orange RX RX 17 17 Orange Yelow RX 4 Orange Yellow RX 43 43 Yellow Green TX A35 Yellow Green TX TX 18 18 Green Yellow TX A36 Green Yelow TX A 2 Repeater MIM Twisted Pair Wiring Tables from a TPRMIM 33 36 to a Punch Down Block Continued Table A 1 Twisted Pair Wiring From Into and Out of 50 Pin Into Punch Down TPRMIM Feeder Cable Block Port 8 20 Pin Pin Pin RX 40 40 Black Gray RX A29 Black Gray RX RX 15 15 Gray Black RX A30 Gray Black RX TX 41 41 Yellow Blue TX A31 Yellow Blue 16 16 Blue Yellow 2 Blue Yellow Port 7 19 Pin Pin Pin RX 38 38 Black Green RX A25 Black Green RX RX 13 13 Green Black RX A26 Green Black RX TX 39 39 Black Brown A27
14. connect the thin net segment directly to the BNC port as shown in Figure 3 7 3 If the Internal Termination switch is in the OFF position a Attach a BNC tee connector to the BNC port on the module b Attach the thin net segment to one of the female connectors on the tee connector c Attach another thin coax segment or a terminator to the other female connector on the tee connector Installation Guide 3 11 Chapter 3 INSTALLING THE RMIM 3 4 3 Attaching a Twisted Pair Segment to the TPRMIM 20 22 The TPRMIM 20 has nine RJ45 unshielded twisted pair ports UTP and the TPRMIM 22 has twenty one RJ45 UTP ports The TPRMIM 20 and 22 have a Polarity Correction and Detection feature which allows packets to pass even if the polarity of the twisted pairs segment s receive link is reversed A flashing LNK LED indicates reverse polarity To attach twisted pair segments to the network ports 1 Insert the RJ45 connector from each twisted pair segment into the desired network port on the RMIM as shown in Figure 3 8 xA gt lt oo gt lt PO Figure 3 8 TPRMIM 20 22 Network Ports 2 Atthe device end of a segment attach the segment to a 10 5 compliant Ethernet device 3 Check that the Link light on the 10 5 Ethernet device and the LNK LED on the TPRMIM are on If the LEDs are not on perform each of the following steps until the LEDs are on a Checkthat the IOBASE T device a
15. example you can gather information on the number of good packets and collisions that pass through each port on the RMIM 1 7 THE EMM E6 The EMM E6 Ethernet Management Module is a six port bridge router module with four Ethernet bridge router ports and two user selectable bridge router ports The EMM E6 provides management bridging and routing for three Ethernet channels channels A B and C on the MMAC backplane and a fourth external Ethernet segment channel D via an Ethernet Port Interface module EPIM Two Bridge Router Interface Module BRIM ports can be configured to provide additional bridging or feeder node routing on Ethernet Token Ring FDDI ATM or Wide Area Networks WAN The EMM E6 uses Ethernet Channel A on the MMAC backplane to transmit and receive data from Cabletron Systems non repeater MIMs 1 TPMIMs FOMIMs THN MIMs The EMM E6 provides repeater functionality for these MIMs Ethernet channels B and C transmit and receive packets over the Repeater Interface Controller RIC management bus on the FNB to Cabletron Systems RMIMs TPRMIM FORMIM and CXRMIM RMIMs can repeat packets autonomously without channeling them through the EMM E6 The EMM E6 provides two slots for optional EPIMs on the front panel The EPIMs provide an Ethernet D channel for various transmission media connections twisted pair fiber optic and thick or thin Ethernet coaxial cable Using two EPIMs provides redundancy for the external ne
16. 1 2 12 RJ45 Connector 2 7 RMIM Features 1 4 Functionality 1 4 2 11 LEDs 4 6 Network Port Specifications 2 7 Operating Specifications 2 11 Overview 1 3 Remote Management 1 5 5 Stand alone Capability 1 4 3 2 3 3 ST Connector Specifications 2 9 3 18 Subnet Jumpers for the CXRMIM FORMIM TPRMIM 3 2 3 3 T Testing the RMIMs 4 1 Thin Net Segment 3 9 3 10 3 11 TPRMIM 20 2 1 1 Attaching a Twisted Pair Segment 3 12 TPRMIM 33 36 1 1 Attaching a Twisted Pair Segment 3 13 Champ Connector Specifications 2 7 Transceiver AUI Requirements 2 6 Twisted Pair Segment 3 12 Twisted Pair Wiring Tables A 1 TPRMIM 33 36 to a Punch Down Block A 2 Punch Down Block to a 10Base T Device A 5 Twisted Pair Wiring Summary A 8 U Unmanaged Grouped Module 1 4 3 3 Unpacking the RMIM 3 1 Installation Guide Index 3 Index Index 4 Repeater MIM
17. 19 Pin Pin Pin B25 Black Green RX 1 1 1 TX B26 Green Black RX 2 TX 2 TX 2 TX B27 Black Brown TX 3 RX 3 3 RX B28 Brown Black TX 6 RX 6 RX 6 RX Port 6 18 Pin Pin Pin B21 Black Blue RX 1 TX 1 TX 1 TX B22 Blue Black RX 2 TX 2 TX 2 TX B23 Black Orange TX 3 RX 3 RX 3 RX B24 Orange Black TX 6 RX 6 RX 6 RX Port 5 17 Pin Pin Pin B17 Red Brown RX 1 TX 1 TX 1 TX B18 Brown Red RX 2 TX 2 TX 2 TX 19 Red Gray TX 3 RX 3 RX 3 RX B20 Gray Red TX 6 RX 6 RX 6 RX Port 4 16 Pin Pin Pin B13 Red Orange RX 1 TX 1 TX 1 14 Orange Red 2 2 2 B15 Red Green TX 3 RX 3 RX 2 TX B16 Green Red TX 6 RX 6 RX 6 RX Port 3 15 Pin Pin Pin B9 White Gray RX 1 TX 1 TX 1 TX B10 Gray White RX 2 TX 2 TX 2 TX B11 Red Blue TX 3 3 RX 3 B12 Blue Red TX 6 RX 6 RX 6 RX A 6 Repeater MIM Twisted Pair Wiring Tables Table A 2 Twisted Pair Wiring from a Punch Down Block to a 10Base T Device Continued To RJ45 Into Into From Punch Down Block Office 10BASE T Wallplate Drop Device Port 2 14 Pin Pin Pin B5 White Green RX 1 TX 1 1 B6 Green White RX 2 2 2 B7 White Brown 3 RX 3 3 B8 Brown White TX 6 RX 6 RX 6 RX Port 1 13 Pin Pin Pin B1 White Blue RX 1 TX 1 1 TX B2 Blue White RX 2 TX 2 TX 2 TX B3 White Orange TX 3 RX 3 RX 3 RX B4 O
18. 50 feet 15 24 meters Grounding The connector shell of the EPIM A and the EPIM X are connected to earth ground 2 6 Repeater MIM RMIM NETWORK PORT SPECIFICATIONS 2 2 RMIM NETWORK PORT SPECIFICATIONS The following sections provide port specifications for each RMIM 2 2 1 TPRMIM 20 22 RJ45 Connector Specifications The TPRMIM 20 and the TPRMIM 22 provide RJ45 connectors to attach twisted pair segments to the network Figure 2 1 shows the pinouts for the RJ45 connectors 8 Not Used 7 Not Used 6 Transmit 5 Not Used 4 Not Used 3 Transmit 2 Receive 1 Receive nm Figure 2 1 RJ45 Network Ports 2 2 2 TPRMIM 33 36 Champ Connector Specifications The TPRMIM 33 and TPRMIM 36 provide 50 pin Champ connectors to attach twisted pair segments to the network as shown in Figure 2 2 Table 2 3 shows the pinouts for the Champ connector e e 26 Ja eI VR e e Figure 2 2 50 Pin Champ Connector Installation Guide 2 7 Chapter 2 INSTALLATION REQUIREMENTS SPECIFICATIONS Table 2 3 50 Pin Champ Connector Pinouts Pin Signal Wire Color Pin Signal Wire Color 1 1 Blue White 26 RX 1 White Blue 2 TX 1 Orange White 27 TX1 White Orange 3 RX2 Green White 28 2 White Green 4 2 Brown White 29 TX 2 White Brown 5 3 Gray White 30 RX3 White Gray 6 TX 3
19. Class A Meets FCC Part 15 Class A limits iv Repeater MIM CONTENTS CHAPTER 1 Introduction Using this 1 2 Getting Help d Ete e ten ied etc teresa 1 2 RMIM Overview esses 0 1 3 RMM Features reete iv 1 4 The Multimedia Access Centers with 1 6 anu male E 1 6 ithe EMMEEOGi eri een d OE Ce EQ 1 8 Related 1 9 CHAPTER 2 Installation Requirements and Specifications 2 1 2 2 2 3 Network Cable 2 2 1 2 1 1 10BASE 2 Thin Net Network Requirements 2 1 2 1 2 10BASE T Twisted Pair Network Requirements 2 2 21 3 FOIRL 10BASE FL Multimode Fiber Optic Network Requirements for the FORMIM 2 4 21 4 FOIRL 10BASE FL Single Mode Fiber Optic Network Requirements for the FORMIM 2 5 2 1 5 Transceiver AUI Requirements for the 6 Mee dei eqs 2 6 RMIM Network Port 2 7 2 2 1 TPRMIM 20 22 RJ45 Connector Specifications 2 7 2 2 2 TPRMIM 33 36 Champ Connector Specifications 2 7 2 2 3 CXRMIM Coaxial Connector Specifications 2 9
20. L a TPRMIM 20 TPRMIM 22 BC BC ETHERNET OO ETHERNET OO RCV LNK LNK n LNK LNKq RC od 12 6 O 0 0 0 1 13 6 01 7 OO OO2 14 700 002 8 3 15 8O0 003 900 004 900 004 1000005 17 00005 5 0000000000000 00000000000000 2 5 B38 11111 a x o 9 o L mre Figure 4 3 RMIM LEDs Installation Guide 4 5 Chapter 4 TESTING THE RMIMS EPIM Fi F2 RX S PEs 66 s EPIM T EPIM X Figure 4 4 EPIM LEDs 4 6 Repeater MIM APPENDIX A TWISTED PAIR WIRING TABLES This appendix contains twisted pair wiring tables which will assist you if you are using a Punch Down Block see Figure A 1 on page A 9 to wire your twisted pair segments The following tables are included in this appendix e Table A 1 Twisted Pair Wiring from a TPRMIM 33 36 to a Punch Down Block e Table A 2 Twisted Pair Wiring from a Punch Down Block to a 10BASE T Device e Table A 3 Twisted Pair Wiring Summary Pins 25 and 50 on Champ connector are not used NOTE Installation Guide A 1 Appendix A Twisted Pair Wiring Tables Table A 1 Twisted Pair Wiring from a TPRMIM 33 36 to a Punch Down Block From Into and Out of 50 Pin Into Punch Down TPRMIM Feeder Cable Block Port 12 24 Pin Pin Pin
21. ME AUI port using a transceiver and an AUI cable or to the EMM E6 EPIM port using a transceiver and the appropriate cable 2 Going to each node connected to the MMAC connect the client workstation and proceed to test the segment If failures occur contact Cabletron Systems Technical Support MMAC3 FNB with EMME and TPRMIM SS Client Workstation Figure 4 2 Installation Check Out Installation Guide 4 3 Chapter 4 TESTING THE RMIMS Table 4 1 LANVIEW LEDs LED Name RMIM EPIM Description Ethernet B C TPRMIM 33 36 TPRMIM 20 22 CXRMIM FORMIM When lit indicates that the RMIM is operating on either the Ethernet B or C channel on the FNB If neither of the LEDs are lit the RMIM is in stand alone mode CLN TPRMIM 33 36 When flashing indicates that a colli Collision TPRMIM 20 22 sion has occurred on one or more of CXRMIM the segments attached to the RMIM FORMIM Collisions occur normally on an Ethernet network so a flashing LED does not necessarily indicate an error condition The frequency of flashes may increase as network activity increases RCV TPRMIM 33 36 When flashing indicates that the Receive TPRMIM 20 22 port is receiving a d
22. MMAC 8s without an FNB are currently available Contact Cabletron Systems Technical Support for more information Two types of MMACs currently support FNB architecture shunting and non shunting Shunting MMAC FNBs allow modules to continue communicating on their perspective buses regardless of whether there is an empty slot between them in the chassis The following table lists the part numbers of the MMAC chassis that have shunting capabilities Table 3 1 MMACs with Shunting Capabilities MMAC Chassis Part MMAC 3FNB FC000000000 or above MMAC 5FNB 000000000 or above MMAC 8FNB CG000000000 or above MMAC M3FNB all MMAC M5FNB all MMAC M8FNB DK000000000 or above Installation Guide 3 5 Chapter 3 INSTALLING THE RMIM Cabletron has designed the RMIMs to be easily installed into the MMAC FNB When you install the module the following guidelines must be followed e You cannot install the RMIM into Slot 1 first slot which is reserved for the Ethernet Management Module EMME EMM E6 the IRM 2 IRM3 IRBM The RMIMs can only be managed by an EMME You can install an IRM IRM2 IRM3 or an IRBM into slot 1 to manage other boards in your MMAC but it will not provide any management for the repeater modules e fan EMME EMM E6 management module is installed in an with a non shunting backplane all RMIMs used in the chassis must be
23. PECIFICATIONS The section provides operating specifications for the RMIMs Cabletron Systems reserves the right to change these specifications at any time without notice REPEATER FUNCTIONALITY Preamble Input Minimum of 40 bits Maximum is the number of bits received Output Minimum of 64 bits last 2 bits are 1 1 Maximum is the number of bits received plus 6 JAM Output If a collision occurs on one of the segments a pattern of 1 0 is sent to the other segments Minimum Packet 96 bits including preamble Packet Repeated fragments are extended using the JAM 1 0 data pattern FAULT Protection Each segment will disconnect itself from the other segments if 32 consecutive collisions occur or if the collision detector of a segment is on for longer than approximately 110 us This FAULT protection will reset automatically after one packet is transmitted onto or received from the FAULT protected segment without causing a collision Installation Guide 2 11 Chapter 2 INSTALLATION REQUIREMENTS SPECIFICATIONS REPEATER FUNCTIONALITY cont Table 2 5 Delay Times Port x In to Port x Out Port In to Start of Collision to Cessation Port Out Packet Jam of Jam TPRMIM 33 Twisted TPRMIM 36 Pair to TPRMIM 20 Twisted 102 Bs 14095 TPRMIM 22 Pair Twisted Pair to 8642 us 1 16 us 1 13 us EPIM AUI EPIM AUI to Twisted 685 us 570 us 1 23 us Pair CXRMIM Coaxial to Coaxial
24. REPEATER MEDIA INTERFACE MODULES TPRMIM FORMIM CXRMIM INSTALLATION GUIDE SYSIEITIS The Complete Networking Solution CABLETRON SYSTEMS P O Box 5005 Rochester NH 03866 5005 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 1994 by Cabletron Systems Inc P O Box 5005 Rochester NH 03866 5005 All Rights Reserved Printed in the United States of America Order number 9030679 02 October 94 Remote LANVIEW LANVIEW Multi Media Access Center and SPECTRUM are registered trademarks of Cabletron Systems Inc EMME EMM E6 RMIM CXRMIM TPRMIM FORMIM EPIM A EPIM X EPIM F MMAC 3FNB MMAC 5FNB MMAC 8FNB 8 IRM IRM2 IRM3 and IRBM are trademarks of Cabletron Systems Inc W
25. SS CENTERS WITH FNB Cabletron Systems Multi Media Access Center with Flexible Network Bus provides three separately repeated Ethernet segments Ethernets A B and C The Cabletron Systems non repeating Media Interface Modules MIMs operate on Ethernet A while the RMIMs are designed to operate on Ethernet segments B and C See Figure 1 2 Power amp Management Bus Ethernet A Bus Flexible Network Bus Ethernet B Bus Ethernet C Bus Figure 1 2 MMAC with FNB The modular design of the MMAC allows the RMIMs to co exist with other MIMs to provide a variety of different media connections at one point This means that the RMIM can be used by itself or in conjunction with any combination of other MIMs accommodating Twisted Pair Fiber Optic Cable Thick or Thin Ethernet Coaxial Cabling or AUI Cabling Figure 1 3 shows a sample configuration 1 6 THE EMME The Ethernet Management Module for Ethernet EMME provides management bridging and routing optional feature for four Ethernet channels channels A B and C on the MMAC backplane and channel D from the EMME AUI port The four EMME channels access the same shared memory so that packets received on one channel can be forwarded to any or all of the other channels 1 6 Repeater MIM THE EMME The EMME uses Ethernet Channel A on the MMAC backplane to transmit and receive data from Cabletron Systems non repeater MIMs 1 TPMIMs FOMIMs THN
26. TES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES OR ON THE DURATION OR LIMITATION OF IMPLIED WARRANTEES IN SOME INSTANCES THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO YOU Installation Guide iii Notice UNITED STATES GOVERNMENT RESTRICTED RIGHTS The enclosed product a was developed solely at private expense b contains restricted computer software submitted with restricted rights in accordance with Section 52227 19 a through d of the Commercial Computer Software Restricted Rights Clause and its successors and c in all respects is proprietary data belonging to Cabletron and or its suppliers For Department of Defense units the product is licensed with Restricted Rights as defined in the DoD Supplement to the Federal Acquisition Regulations Section 52 227 7013 c 1 ii and its successors and use duplication disclosure by the Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at 252 227 7013 Cabletron Systems Inc 35 Industrial Way Rochester New Hampshire 03867 SAFETY It is the responsibility of the person who sells the system to which the TPRMIM FORMIM CXRMIM or EPIMs will be a part to ensure that the total system meets allowed limits of conducted and radiated emissions Designed in accordance with UL478 UL910 NEC 725 2 b CSA IEC TUV VDE
27. ata packet from CXRMIM the attached segment The fre FORMIM quency of flashes may increase as network activity increases LNK FORMIM When lit indicates a link signal has Link EPIM F1 F2 F3 been received from the device on EPIM T the other end of the segment The TPRMIM 33 36 LED remains lit as long as the link is TPRMIM 20 22 maintained POK CXRMIM When lit indicates the port is not Port OK TPRMIM 33 36 segmented TPRMIM 20 22 PWR EPIM A When lit indicates that the EPIM A Power is providing power to the transceiver that is connected to it SQE EPIM X When lit indicates that the internal transceiver s SQE test is enabled When unlit the test is disabled 4 4 Repeater MIM INSTALLATION CHECK OUT N N FORMIM 22 CXRMIM TPRMIM 33 TPRMIM 36 sn sn ETHI mere 9 ETHERNET 9 9 ETHERNET 2 ETHERNET 2 8 o ia on RCV TX Q7 Q1 9 2 15 2 00 xO O 2 88 3 99 0122 RCV LNK ROV LNK 1 7 38 4 99 7 88 E EN 88 2 99 3 88 98 24 00 99 8 2 12 25 88 99 RX OJ b RL RL E aS RCV LNK RCV POK RCV POK O TX J 0190 0 QJ 1 o o 2 RCV LNK RCV LNK 9 2 RX QJ 7 4
28. d on the Punch Down Block If not you must wire the feeder cable to the Punch Down Block using the punch down information in Appendix A 3 Atthe device end of a segment attach the segment to 10 5 compliant Ethernet device 4 Check that the Link light on the IOBASE T Ethernet device and the LNK LED on the TPRMIM are lit If the LEDs are unlit perform each of the following steps until the LEDs are lit a Checkthat the IOBASE T device and the MMAC have power b Verify the cabling between the module and the 10BASE T device c Check cable for continuity If a link has not been established contact Cabletron Systems Technical Support 3 4 5 Connecting a Twisted Pair Segment to an EPIM T Before connecting a segment to the EPIM T check each end of the segment to determine if the wires have been crossed over for the proper connection If the wires do not cross over use the switch on the EPIM T to internally cross over the RJ45 port Refer to Figure 3 10 to properly set the EPIM T cross over switch 3 14 Repeater MIM CONNECTING THE RMIM EPIM TO THE NETWORK Position X crossed over 1 RX 5 NC 2 RX 6 TX 3 TX 7 4 8 Position not crossed over 1 TX 5 NC 2 TX 6 RX 3 RX 7 4 8 Figure 3 10 Connecting a Twisted Pair Segment to EPIM T To connect an EPIM T to a Twisted Pair Segment 1 Connect the twisted pair segment Fig 3 10 to the modu
29. d the length of cables are critical factors in determining the reliability of your network The following sections describe cable requirements for each media type 2 1 1 10BASE 2 Thin Net Network Requirements When connecting a 10 5 2 thin net coaxial segment to the CXRMIM or EPIM C your network must meet the following requirements Cable Type 50 ohm RG 58A U type coaxial cable must be used when making up a thin net cable segment Length The thin net segment must be no longer than 185 meters Terminators A 50 ohm terminator must be connected to the far end of each thin net segment Installation Guide 2 1 Chapter 2 INSTALLATION REQUIREMENTS SPECIFICATIONS Connectors A maximum of 29 tee connectors may be used throughout the length of cable segment for host connections If an excessive number of barrel connectors are used within the cable segment such as finished wall plates with BNC feed throughs then a reduced number of host connections may be required For special network design contact Cabletron Systems Technical Support Grounding For safety ground only one end of a thin net segment Do NOT connect EPIM or CXRMIM BNC ports to earth ground Connecting a thin net segment to earth ground at more than one point could produce dangerous ground currents The BNC ports of the CXRMIM are connected to earth ground eliminating the need of grounding the segments connected to the BNC ports The EPIM C provides a switch
30. dio 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 prescrites dans le R glement sur le brouillage radio lectrique dict par le minist re des Communications du Canada 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 respect to the Cabletron software program the Program contained in this package The Program may be contained in firmware chips or other media BY UTILIZING THE ENCLOSED PRODUCT YOU ARE AGREEING TO BECOME BOUND BY THE TERMS OF THIS AGREEMENT WHICH INCLUDES THE LICENSE AND THE LIMITATION OF WARRANTY AND DISCLAIMER OF LIABILITY IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT PROMPTLY RETURN THE UNUSED PRODUCT TO THE PLACE OF PURCHASE FOR A FULL REFUND li Repeater MIM Notice CABLETRON SOFTWARE PROGRAM LICENSE 1 LICENSE You have the right to use only the one 1 copy of the Program provided in this package subject to the terms and conditions of this License Agreement You may not copy reproduce or transmit any part of the Program except as permi
31. e At temperatures greater than 40 C 104 F we strongly recommend that you use plenum rated cables to ensure that cable attenuation remains within specification Installation Guide 2 3 Chapter 2 INSTALLATION REQUIREMENTS SPECIFICATIONS 2 1 3 FOIRL 10BASE FL Multimode Fiber Optic Network Requirements for the FORMIM When connecting a multimode fiber optic segment to a FORMIM 22 EPIM F1 or EPIM F2 your network must meet the following requirements Table 2 1 Multimode Fiber Optic Cable Specifications Cable Type Attenuation Maximum Cable Length 50 125 um 13 0 or less The maximum allowable fiber 62 5 125 um 16 0 dB or less optic cable length is 2 km 2187 2 yards 100 140 um 19 0 dB or less Attenuation You must test the fiber optic cable with a fiber optic attenuation test set adjusted for an 850 nm wavelength This test verifies that the signal loss in a cable is within an acceptable level Table 2 1 shows the attenuation for each Multimode cable type Fiber Optic Budget and Propagation Delay When determining the maximum fiber optic cable length the fiber optic budget delay and total network propagation should be calculated and taken into consideration before fiber optic cable runs are incorporated in any network design Fiber optic budget is the combination of the optical loss due to the fiber optic cable in line splices and fiber optic connectors Propagation delay is the amoun
32. e AUI cable Fig 3 13 to the AUI port on the TPRMIM 36 EPIM A Installation Guide 3 19 Chapter 3 INSTALLING THE RMIM 4 If using EPIM X connect the female end of the cable to the EPIM X and the male end to the AUI connector on the device 5 Move the slide latch on the AUI Port to secure it to the lock post on the AUI connector Figure 3 13 Connecting an AUI Cable to an AUI Port 3 20 Repeater MIM CHAPTER 4 TESTING THE RMIMS This chapter contains procedures to test the RMIMs with the EMME or EMM E6 prior to making network connections and again after installation 4 1 4 5 TEST Before installing the RMIM in a live network test the module in a controlled situation to ensure that it is repeating packets This test requires an EMME or EMM E6 and an RMIM installed in an You perform the test with two workstations Fig 4 1 1 Install the EMME EMM E6 and the RMIM TPRMIM FORMIM CXRMIM into a stand alone MMAC FNB 2 Connect the first workstation to either the RMIM using the appropriate cable and transceiver or to the EMME EMM E6 via the active repeater port using a transceiver and the appropriate cable The AUI 1 port is the default active repeater port for the EMME as NOTE is the 1 port for the EMM E6 If you want to test modules using the AUI 2 port EMME or the EPIM 2 port EMM E6 you must use local management See
33. e RMIM repeater functionality ensures that problem segments connected to any port on the MMAC FNB will not affect any other segments connected to the MMAC FNB If 32 consecutive collisions are detected on any segment or if a collision detector is on for more than 110 us the RMIM will automatically partition that segment from the MMAC FENB The segment will automatically be reconnected to the MMAC FNB when a packet is received from the segment or transmitted onto the segment if using coaxial cable without causing a collision RIC technology provides an inter RIC bus that allows for communication between the RMIMs allowing multiple RICs to be cascaded The multiple RICs communicating over the RIC bus act as a single logical repeater This is a significant advantage since in the past Ethernet networks were limited to four serially linked repeaters With cascading RIC repeaters each of which support 13 cable segments you can build a much larger network than you could with stand alone repeaters Unmanaged Grouped Module Subnet Capability You can set Jumpers on the MMAC installed RMIM to create an unmanaged module group of boards using the B or C channel The RMIM and all boards to its left in the MMAC chassis no longer communicate across the FNB backplane to the EMME EMM E6 or any modules to the right of the unmanaged module group This provides two additional unmanaged Ethernet networks The networks cannot be seen or managed from the
34. for more than one RMIM breaks the backplane of the FNB into another separate unmanaged grouped network Installation Guide 3 3 Chapter 3 INSTALLING THE RMIM To place an RMIM into an unmanaged module group 1 Ononly one RMIM even if more than one RMIM is to be in this group place the subnet jumper JP8 on the TPRMIMs or JP4 on the CXRMIM and FORMIM in the ENABLE position as shown in Figure 3 1 2 The jumper must be in the DISABLE position for any other MIMs included in this unmanaged group 3 Install the MIMs into the MMAC The MIM with the subnet jumper enabled in step 1 must be installed closest to the EMME or EMM E6 as shown in Figure 3 2 NOTE 3 4 You must install MIMs that are not in the unmanaged module group closest to the EMME EMM E6 Install unmanaged MIMs next followed by all non repeater RMIMs Figure 3 2 shows the correct sequence Unmanaged Module Group Subnet jumper set on this MIM only omm Non Repeater MIMs Managed Repeater MIMs Unmanaged MIMs Figure 3 2 Location of MIMs in the MMAC Repeater MIM INSTALLING THE RMIM INTO THE MMAC 3 3 INSTALLING THE RMIM INTO THE The RMIM must be installed in an MMAC equipped with a Flexible Network Bus either an MMAC 3FNB 5 an 8 The FNB is a full height full width backplane that links Cabletron NOTE Systems Ethernet FDDI or Token Ring products Upgrades kits for MMAC 3s and
35. he RMIM EPIM to the network 3 9 CXRMIM 1 1 3 9 Coaxial Connector Specifications 2 9 D DOC Notice ii E EMME 1 6 3 3 3 4 EMM E6 1 8 3 4 3 6 Environmental Requirements 2 14 EPIM LEDs 4 6 EPIM Specifications 1 EPIM A and EPIM X AUI Port B 6 Connecting an AUI cable 3 19 3 20 EPIM C B 5 Connecting a Thin Net Segment 3 9 3 10 3 11 and EPIM F2 3 16 3 17 3 18 B 2 EPIM F3 3 16 3 17 3 18 B 3 EPIM T 1 Connecting a Twisted Pair Segment 3 14 3 15 Ethernet Jumpers for the CXRMIM FORMIM TPRMIM 3 2 3 3 Ethernet Port Interface Modules EPIM 1 5 3 7 3 8 B 1 F FCC Notice Fiber Optic Link Segment 3 16 FORMIM 22 1 1 2 10 3 16 ST Connector Specifications 2 9 3 18 Installation Guide Index 1 Index H Help Cabletron Technical Support 1 2 Manuals 1 9 Installation Check out 4 2 Installing an EPIM 3 7 3 8 Installing the RMIM 3 1 Installing the RMIM into the MMAC 3 5 Installation Requirements 2 1 J Jumper Settings for the CXRMIM FORMIM TPRMIM 3 2 L LANVIEW LEDs 1 5 4 4 4 5 LED Indicators 2 13 4 5 Manuals 1 9 MMAC 1 6 3 4 3 5 N Network Requirements 2 1 10BASE 2 Thin Net 2 1 10BASE T Twisted Pair 2 2 FOIRL 10BASE FL Multimode Fiber 2 4 FOIRL 10BASE FL Single Mode Fiber 2 5 Operating Specifications 2 11 Physical Specifications 2 14 Pre Installation Test 4 1 Punch Down Block A 9 Index 2 Repeater MIM Index R Repeater Functionality 2 1
36. hol using a soft clean lint free cloth To connect a fiber optic link segment to FORMIM EPIM F1 EPIM F2 or EPIM F3 1 Remove the protective plastic covers from the fiber optic ports on the applicable port on the module and from the ends of the connectors on each fiber strand 2 Attach the fiber labeled 1 Fig 3 11 to the applicable receive port labeled RX on the module 3 Attach the fiber labeled 2 to the applicable transmit port labeled TX on the module 4 At the other end of the fiber optic cable attach the fiber labeled 1 to the transmit port of the device 5 Attach the fiber labeled 2 to the receive port 6 Check that the Link LED on the applicable port on the module is lit If the LED is unlit perform the following steps until it is a Check that the power is turned on for the device at the other end of the link b Verify that the fiber strands are properly crossed over between the applicable port on the module and the fiber optic device at the other end of the fiber optic link segment c Verify that the fiber connection meets the dB loss specifications outlined in Fiber Optic Network Requirements If a link still isn t established contact Cabletron Systems Technical Support Installation Guide 3 17 Chapter 3 INSTALLING THE RMIM FORMIM 22 ST Fiber Optic Ports Connectors EPIM F1 F2 With ST Fiber Optic Connectors ST Connectors EPIM F1 F2 SMA 906 Co
37. indows is a registered trademark of Microsoft Corporation CompuServe is a registered trademark of CompuServe Inc UNIX is a registered trademark of UNIX System Laboratories Inc Printed On 57 ug Installation Guide 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 interference 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 DOC NOTICE This digital apparatus does not exceed the Class A limits for ra
38. installed next to it e If installing Token Ring or FDDI modules they must be installed to the left of all installed RMIMs When installing an RMIM into an be sure the required power supply module is installed in the MMAC to provide power to the module Install the RMIM into the MMAC as follows 1 Slide the module Fig 3 3 into the card cage Be sure that the card is in the top and bottom slots of the case 2 Secure the module to the MMAC by turning the knurled knobs Be sure the module is firmly attached to the MMAC by turning the knurled knobs Failure to do so may result in improper operation 3 6 Repeater MIM INSTALLING THE RMIM INTO THE MMAC Repeater MIM MMAC M8FNB Knurled Knobs N 101 2 Figure 3 3 Installing the RMIM 3 3 1 Installing an The CXRMIM and the TPRMIMs provide a slot for one of Cabletron s Ethernet Port Interface Modules EPIMs EPIMs allow you to connect a variety of media to your RMIM This section explains how to install an EPIM into an RMIM Install the EPIM into the RMIM as follows 1 Remove the blank cover plate from the EPIM slot 2 Slide the EPIM you are installing into the EPIM slot Fig 3 4 Be sure that the card is in the top and bottom guides of the slot 3 Press the EPIM in place until the EPIM faceplate is flush with the faceplate of the MIM 4 When the EPIM is firmly in place tighten the small kn
39. le by inserting the RJ45 connector on the twisted pair segment into the RJ45 port on the module 2 Check that the Link LED for the port is lit If the LED is not lit perform each of the following steps until it is a Check that the IOBASE T device at the other end of the twisted pair segment is powered up b Verify that the RJ45 connector on the twisted pair segment has the proper pinouts See Figure 3 10 c Check the cable for continuity d Check that the twisted pair connection meets the dB loss and cable specifications outlined in 10 5 Twisted Pair Network Requirements If a link still isn t established contact Cabletron Systems Technical Support Installation Guide 3 15 Chapter 3 INSTALLING THE RMIM 3 4 6 Connecting a Fiber Optic Link Segment to a FORMIM EPIM F1 EPIM F2 or EPIM F3 When connecting a fiber optic link segment to FORMIM or an EPIM F2 you must keep the following in mind e If you are connecting a fiber optic link segment with SMA 906 connectors to an EPIM F1 with SMA ports ensure that half alignment sleeves are in place on each connector A full alignment sleeve will damage the receive port SMA 905 connectors do not need alignment sleeves e If connecting a fiber optic link segment with ST connectors to a FORMIM EPIM F2 or EPIM F3 with ST ports keep in mind that ST connectors attach to ST ports much like BNC connectors attach to BNC ports The connector is inser
40. little effect on the received signal s quality due to the lack of crosstalk between the shielded cable pairs Jitter Intersymbol interference and reflections can cause jitter in the bit cell timing resulting in data errors A 10 5 link must not generate more than 5 0 nsec of jitter If your cable meets the impedance requirements for a 10 5 link jitter should not be a concern Delay The maximum propagation delay of a 10 5 link segment must not exceed 1000 nsec This 1000 nsec maximum delay limits the maximum link segment length to no greater than 200 meters Crosstalk Crosstalk is caused by signal coupling between the different cable pairs contained within a multi pair cable bundle 10 5 transceivers are designed so that the user does not need to be concerned about cable crosstalk provided the cable meets all other requirements Noise Noise can be caused by either crosstalk or externally induced impulses Impulse noise may cause data errors if the impulses occur at very specific times during data transmission Generally the user need not be concerned about noise If noise related data errors are suspected it may be necessary to either reroute the cable or eliminate the source of the impulse noise Temperature Multi pair PVC 24 AWG telephone cables typically have an attenuation of approximately 8 to 10 dB 100m at 20 C 68 F The attenuation of PVC insulated cable varies significantly with temperatur
41. n internal Cabletron Systems TPT T 10 5 Twisted Pair Transceiver The slide switch on the EPIM T determines the cross over 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 B 1 shows the pinouts for the EPIM T in both cross over positions Position X crossed over 1 RX 5 NC 2 RX 6 TX 3 TX 7 4 8 Position not crossed over 1 TX 5 NC 2 TX 6 RX 3 RX 7 4 8 Figure B 1 EPIM T Pinouts Installation Guide B 1 Appendix B EPIM Specifications EPIM F1 and EPIM F2 The EPIM F1 and EPIM F2 support Multimode Fiber Optic cabling Each EPIM has an internal Cabletron Systems FOT F Fiber Optic Transceiver The EPIM F1 is equipped with SMA Connectors and the EPIM F2 is equipped with ST Connectors Figure B 2 shows both EPIMs Specifications for the EPIMs are listed below Rx TX LNK 900 EPIM F 1 F2 Figure B 2 EPIM F1 and EPIM F2 Parameter Typical Worst Worst Case Typical Value Case Budget Budget Receive Sensitivity 30 5 dBm 28 0 dBm Peak Input Power 7 6 dBm 8 2 dBm Transmitter Power 50 125 um fiber 13 0 dBm 15 0 dBm 13 0 dB 17 5 dB 62 5 125 um fiber 10 0 dBm 12 0 dBm 16 0 dB 20 5 dB 100 140 um fiber 7 0 dBm 9 0dBm 19 0 23 5 dB Error Rate Better
42. nd configure the RMIM jumpers as follows e To operate on Ethernet B Place the JP1 JP6 jumper over the center pin and the ETH B pin and place the JP2 JP7 jumper over the center pin and the ETH B C pin To operate on Ethernet C Place the JP1 JP6 jumper over the center pin and the ETH C pin and place the JP2 JP7 jumper over the center pin and the ETH B C pin e To operate in stand alone mode Place the JP2 JP7 jumper over the center pin and the STAND ALONE pin If you use an EMME or an to manage the RMIM the NOTE EMME or EMM E6 management software settings will take priority over the RMIM hardware jumper settings 3 2 2 Setting the Unmanaged Module Group Subnet Jumper RMIMs allow grouping of the B and C channels into unmanaged modules to provide two additional Ethernet networks These additional networks cannot be seen or controlled from the EMME EMM E6 installed in the MMAC FNB When using the Unmanaged Module Group Jumper the EMME and EMM E6 will not bridge route packets to or from the RMIM with the enabled jumper or any RMIMs to the left of the jumpered RMIM Setting this jumper breaks the backplane into a separate network containing the RMIM with the enabled jumper and all RMIMs to the left of that jumpered RMIM The channel RMIMs will only talk to any RMIM that is set to channel B and the channel C RMIMs will only talk to any RMIM that is set on channel C Setting the Unmanaged Module Group jumper
43. nd the MMAC have power b Verify the cabling between the TPRMIM and the device c Check the cable for continuity If a link has not been established contact Cabletron Systems Technical Support 3 12 Repeater MIM CONNECTING THE RMIM EPIM TO THE NETWORK 3 4 4 Attaching a Twisted Pair Segment to the TPRMIM 33 36 The TPRMIM 33 has a 50 pin Champ connector and the TPRMIM 36 has two 50 pin Champ connectors This configuration of the TPRMIM allows you to run 50 pin feeder cable from the TPRMIM to a Punch Down block Each Champ connec tor can accommodate twelve 10 5 twisted pair segments Refer to Appendix A for information about wiring the NOTE TPRMIM 33 36 to a Punch Down Block The TPRMIM 33 and TPRMIM 36 have a Polarity Correction and Detection feature which allows packets to pass even if the polarity of the twisted pairs segment s receive link is reversed A flashing LED indicates reverse polarity Figure 3 9 50 Pin Champ Connector Installation Guide 3 13 Chapter 3 INSTALLING THE RMIM To connect the TPRMIM 33 36 into an existing twisted pair wiring system 1 Connect a 50 pin feeder cable to the Champ connector on the TPRMIM See Figure 3 9 2 Attach the feeder cable to the Punch Down Block or patch panel If using a TPRMIM 36 a second 50 pin feeder cable can be connected to the RMIM In most cases you can connect the feeder cable directly to a Champ connector locate
44. nnectors w Half Alignment Sleeves e SMA 905 Connectors EPIM F3 Figure 3 11 Connecting a Fiber Optic Link Segment to a FORMIM EPIM F1 EPIM F2 or EPIM F3 3 18 Repeater MIM CONNECTING THE RMIM EPIM TO THE NETWORK 3 4 7 Connecting an AUI Cable to an EPIM A or EPIM X The EPIM A allows you to connect the module to a variety of Ethernet transmission media via an external transceiver including twisted pair fiber optic and or thick or thin Ethernet coaxial cable The EPIM X has internal transceivers that allow you to use AUI cable to connect directly to another Ethernet device without using an external transceiver If you are connecting to EPIM A be sure to disable the SQE test function on the transceiver you will be connecting to the AUI port if you are using an EPIM X use the switch on the EPIM Figure 3 12 to disable the SQE test Failure to disable the SQE test will result in improper operation of the RMIM Refer to the applicable transceiver manual ON Position Toward Back of EPIM OFF Position Toward Front of EPIM Figure 3 12 EPIM X SQE Switch To connect to the network via the AUI port Ifusing an EPIM A attach an external transceiver to the segment to which the AUI Port will be attached Refer to the applicable transceiver manual 2 Attach the female end of an AUI cable no more than 50 meters in length to the transceiver 3 Attach the male connector on th
45. range White 6 RX 6 RX 6 RX Installation Guide 7 Appendix A Twisted Pair Wiring Tables Table A 3 Twisted Pair Wiring Summary TPRMIM Punch Down Wall Plate 10BASE T Champ Block If Required Ethernet Device Port 12 48 RX A45 RX PIN 1TX PIN 1TX 23RX 46 4 Pair PIN2TX foe PIN2TX fe Voss Dro 49 47 PIN 3RX PIN 3RX 24 A48 TX PIN 6RX PIN 6RX Port 11 46 RX 41 RX PIN 1TX PIN 1TX 21RX 42 4 Pair PIN2TX PIN2TX F eede Twisted Dro 47 orbs PIN 3RX PIN 3RX 22 TX A44 TX PIN 6 RX PIN 6RX Port 1 26 RX A1RX PIN 1TX PIN 1TX 1 RX psp A2RX PIN2TX fed 2 twist ro 27TX PERES PIN 3RX PIN 3RX 2 TX A4TX PIN 6 RX PIN 6 A 8 Repeater MIM Twisted Pair Wiring Tables QN CO st 10 OM 0 eet apes eat ees er afe UA Figure A 1 Punch Down Block A 9 Installation Guide Appendix A Twisted Pair Wiring Tables A 10 Repeater MIM APPENDIX B EPIM SPECIFICATIONS The TPRMIM 20 22 33 36 and CXRMIM provide a port for Cabletron Systems EPIMs EPIMs let you connect to the main network using different media types Cabletron Systems offers a variety of EPIMs The following sections explain specifications for each EPIM EPIM T The EPIM T is an RJ45 connector supporting UTP cabling It has a
46. s APPENDIX B Specifications INDEX vi Repeater MIM CHAPTER 1 INTRODUCTION Welcome to the Cabletron Systems Repeater Media Interface Module RMIM Installation Guide This manual is a reference guide for Cabletron s family of RMIMs These modules incorporate the Repeater Interface Controller RIC The RIC is a multi port repeater that enables the RMIMs to autonomously repeat packets without channeling them to a repeater module The following RMIMs incorporate RIC technology TPRMIM 20 amp TPRMIM 22 The TPRMIM 20 provides nine 10 5 RJ45 Unshielded Twisted Pair UTP ports and one slot for a Cabletron Systems Ethernet Port Interface Module EPIM The TPRMIM 22 provides twenty one 10 5 RJ45 UTP ports and one EPIM slot e TPRMIM 33 amp TPRMIM 36 TPRMIM 33 has one 50 pin champ connector providing twelve 10 5 twisted pair ports and one EPIM slot The TPRMIM 36 has two 50 pin champ connectors providing twenty four 10 5 twisted pair ports one AUI connector and one EPIM slot CXRMIM CXRMIM is equipped with twelve 10 5 2 coaxial connectors and one EPIM slot e FORMIM 22 The FORMIM 22 is equipped with twelve FOIRL 10BASE FL ports with ST type connectors This manual uses the term RMIM when describing features and NOTE functions that are common to the TPRMIM 20 TPRMIM 22 TPRMIM 33 TPRMIM 36 CXRMIM and FORMIM 22 Installa
47. suggestions concerning this manual contact Cabletron Systems Technical Support By phone 603 332 9400 Monday Friday 8am 8pm EST By CompuServe CTRON from any prompt By Internet mail support ctron com 1 2 Repeater MIM RMIM OVERVIEW 1 3 RMIM OVERVIEW Cabletron Systems Repeater Media Interface Modules provide connections to 10 5 10 5 2 FOIRL 1OBASE FL based Ethernet networks Figure 1 1 shows each module RMIMs repeat retime and regenerate each packet ensuring data integrity and maximum data path distance RMIMs also have a Fault Isolation feature that automatically segments problem ports from the network When the problem port receives a good packet the RMIM automatically reconnects the port to the network FORMIM 22 CXRMIM TPRMIM 33 TPRMIM 36 TPRMIM 20 TPRMIM 22 5 5 SN SN METER sewer a s Tues bends 238 M T C ek Bite e ri amp amp 2 2 38 H tame Mame ge 2 n 2 7 nM OH 01 oj 29 188 58888 1 38 02398 1 3 gg BIB 11 O 188 OF 238 838 133 sj 5 i of 38 288 18 i
48. t of time it takes data to travel from the sending device to the receiving device Total propagation delay allowed for the entire network is 25 6 usec if the total propagation delay between any two nodes on the network exceeds 25 6 usec then bridges should be used 2 4 Repeater MIM NETWORK CABLE REQUIREMENTS 2 1 4 FOIRL 10BASE FL Single Mode Fiber Optic Network Requirements for the FORMIM When connecting a single mode fiber optic segment to an EPIM F3 your network must meet the following requirements Table 2 2 Single Mode Fiber Optic Cable Specifications Cable Type Attenuation Maximum Cable Length 8 125 12 125 um 10 0 dB less The maximum allowable fiber optic cable length is 5 km 3 1 miles with bridges at each segment end However IEEE 802 3 FOIRL specifica tions specify a maximum of 1 km 1093 6 yards Attenuation You must test the fiber optic cable with a fiber optic attenuation test set adjusted for a 1300 nm wavelength This test verifies that the signal loss in a cable is 10 0 dB or less for any given single mode fiber optic link Fiber Optic Budget and Propagation Delay Fiber optic budget is the combination of the optical loss due to the fiber optic cable in line splices and fiber optic connectors When determining the maximum fiber optic cable length the fiber optic budget total loss of 10 0 dB or less between stations and total network propagation delay should be calcula
49. ted and considered before fiber optic cable runs are incorporated in any network design Propagation delay is the amount of time it takes data to travel from the sending device to the receiving device Total propagation delay allowed for the entire network is 25 6 usec if the total propagation delay between any two nodes on the network exceeds 25 6 usec then bridges should be used Installation Guide 2 5 Chapter 2 INSTALLATION REQUIREMENTS SPECIFICATIONS 2 1 5 Transceiver AUI Requirements for the TPRMIM 36 To connect external network segments to the EPIM A EPIM X or the AUI port on the 36 you need an AUI cable The TPRMIM 36 and EPIM A require a transceiver to connect to the segment The EPIM X has built in dual transceivers and can be connected directly to the segment The EPIM X is used primarily for connecting cascading devices When connecting an external network segment to a TPRMIM 36 EPIM A or EPIM X your network must meet the following requirements Transceiver Ethernet Device EPIM A TPRMIM 36 The transceiver or Ethernet Device to which the EPIM A or TPRMIM 36 will be connected must meet IEEE 802 3 standards and or Ethernet Version 1 0 or Version 2 0 requirements AUI Cable The AUI cable connecting the module to a device must be IEEE 802 3 type cable Length The AUI Cable must not exceed 50 meters in length If 28 AWG thin office drop AUI cable is used then the maximum cable length is limited to
50. ted into the port with the alignment key inserted into the alignment slot on the port The connector is then turned to lock it down e The physical communication link consists of two strands of fiber optic cabling the Transmit TX and the Receive RX The Transmit strand from the applicable port on the module is connected to the Receive port of a fiber optic Ethernet device at the other end of the segment i e TX of the applicable port on the module goes to RX of the fiber optic device The Receive strand of the applicable port on the module is connected to the Transmit port of the fiber optic Ethernet device i e RX of the applicable port on the module goes to TX of the fiber optic device We recommend that you label the fiber optic cable to indicate which fiber is Receive and which is Transmit When you buy fiber optic cable from Cabletron Systems it is labeled so that at one end of the cable one fiber is labeled 1 and the other fiber is labeled 2 This pattern is repeated at the other end of the cable If you did not purchase your cable from Cabletron Systems be sure you have labeled your cable in the described manner 3 16 Repeater MIM CONNECTING THE RMIM EPIM TO THE NETWORK Do not touch the ends of the fiber optic strands and do not let the ends come in contact with dust dirt or other contaminants Contamination of the ends can cause problems in data transmissions If the ends become contaminated clean them with alco
51. ter Power into Maximum Receive 62 5 125 um Receive Sensitivity fiber Input Power 0 dBm Typical Receive Input 7 6 r Mimimum Receive Input 8 2 5dBmF 4 t put 82 TodBmr 1 eS 15 F ME L Typical Transmit Power 10 0 Minimum Transmit Power 12 0 20dBmr r Minimum Sensitivity 29 5 Typical Sensitivity 30 5 r Maximum Sensitivity 36 0 Error Rate Better than 10 19 Figure 2 3 FORMIM 22 Transceiver Sensitivity Installation Guide 2 9 Chapter 2 INSTALLATION REQUIREMENTS SPECIFICATIONS The transmitter power levels and receive sensitivity levels given in NOTE Figure 2 3 are Peak Power Levels after optical overshoot You must use a Peak Power Meter to correctly compare the values given above to those measured on any particular port If you measure power levels with an Average Power Meter then 3 dBm must be added to the measurement to correctly compare those measured values to the values listed i e 30 5 dBm peak 33 5 dBm average Table 2 4 FORMIM 22 Specifications Parameter Typical Minimum Maximum Transmitter Peak Wavelength 820 nm 790 nm 860 nm Rise Time 4 nsec 10 nsec Fall Time 4 nsec 10 nsec Spectral Width 75nm Duty Cycle 50 48 52 2 10 Repeater MIM OPERATING SPECIFICATIONS 2 3 OPERATING S
52. than 10 10 B 2 Repeater MIM EPIM Specifications NOTE EPIM F3 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 then 3 dBm must be added to the measurement to correctly compare those measured values to the values listed i e 30 5 dBm peak 33 5 dBm average The EPIM F3 supports Single Mode Fiber Optic cabling It has an internal Cabletron Systems FOT F Fiber Optic Transceiver and is equipped with ST Connectors Figure B 3 shows the EPIM F3 Specifications for the EPIM F3 are listed below NOTE RX TX LNK 2839 Figure B 3 EPIM F3 Transmitter Power decreases as temperatures rise and increases as temperatures fall Use the Output Power Coefficient to calculate increased or decreased power output for your operating environment For example the typical power output at 25 C is 16 4 dBm For a 4 C temperature increase multiply the typical coefficient 0 15 dBm by four and add the result to typical output power 4 x 0 15 dBm 16 4 17 0 Installation Guide B 3 Appendix B EPIM Specifications Maximum Sensitivity 36 0 Receive Typical Sensitivity 31 0 Sensitivity TT Maximum Receive Input Power Transmitter Power
53. tion Guide 1 1 Chapter 1 INTRODUCTION 1 1 USING THIS MANUAL Read this manual to gain a full understanding of the features and capabilities of the Cabletron Systems RMIMs You should have a general working knowledge of Ethernet or IEEE 802 3 type data communications networks and their physical layer components before installing the RMIMs Chapter 1 Introduction discusses the contents of this manual briefly describes capabilities and special features of the RMIMs and concludes with a list of related manuals Chapter 2 Installation Requirements Specifications describes installation requirements network guidelines and operating specifications for the RMIMs and EPIMs Chapter 3 Installing the RMIM contains instructions for setting the RMIM jumpers and installing the RMIMs into the MMAC FNB This chapter also explains how to connect network segments to the RMIMs and EPIMs Chapter 4 Testing the RMIMs provides procedures for testing and troubleshooting the installation of the RMIMs It also explains how to use Cabletron Systems LANVIEW diagnostic and monitoring system Appendix A Twisted Pair Wiring Tables contains wiring pinouts for Punchdown Block applications Appendix B EPIM Specifications provides specifications and switch settings for the Ethernet Port Interface Modules EPIMs 1 2 GETTING HELP If you need additional support related to the Cabletron Systems RMIMs or if you have any questions comments or
54. to select either internal or external termination 2 1 2 10BASE T Twisted Pair Network Requirements When connecting a 10 5 Twisted Pair Segment to TPRMIM 20 22 33 36 or EPIM T your network must meet the following requirements Length The IEEE 802 3 10 5 standard requires that 10 5 devices transmit over a 100 meter 328 foot link using 22 24 AWG unshielded twisted pair wire However cable quality largely determines maximum link length If you use high quality low attenuation cable you can achieve link lengths of up to 200 meters Cable delay limits maximum link length to 200 meters regardless of the cable type Insertion Loss The maximum insertion loss allowed for a 10 5 link is 11 5 dB at all frequencies between 5 0 and 10 MHz This includes the attenuation of the cables connectors patch panels and reflection losses due to impedance mismatches in the link segment Impedance Cabletron Systems 10 5 Twisted Pair products will work on twisted pair cable with 75 to 165 ohms impedance Unshielded twisted pair cables typically have an impedance of between 85 to 110 ohms 2 2 Repeater MIM NETWORK CABLE REQUIREMENTS Shielded twisted pair cables such as IBM Type cable can also be used You should remember that the impedance of IBM Type cable is typically 150 ohms This increases the signal reflection caused by the cable but since the cable is shielded this signal reflection has
55. tted by the Copyright Act of the United States or as authorized in writing by Cabletron 2 OTHER RESTRICTIONS You may not reverse engineer decompile or disassemble the Program 3 APPLICABLE LAW This License Agreement shall be interpreted and governed under the laws and in the state and federal courts of New Hampshire You accept the personal jurisdiction and venue of the New Hampshire courts EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY 1 EXCLUSION OF WARRANTY Except as may be specifically provided by Cabletron in writing Cabletron makes no warranty expressed or implied concerning the Program including Its documentation and media CABLETRON DISCLAIMS ALL WARRANTIES OTHER THAN THOSE SUPPLIED TO YOU BY CABLETRON IN WRITING EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABLITY AND FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO THE PROGRAM THE ACCOMPANYING WRITTEN MATERIALS AND ANY ACCOMPANYING HARDWARE 2 LIABILITY FOR CONSEQUENTIAL DAMAGES NO EVENT 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 SOME STA
56. twork connection but note that only one EPIM operates at any given time The two Bridge Router Interface Modules BRIMs perform the same bridging functions as EPIMs however unlike EPIMs BRIMs bridge packets from one transmission type to another e g Ethernet to FDDI ATM to Wide Area etc 1 8 Repeater MIM RELATED MANUALS 1 8 RELATED MANUALS The manuals listed below should be used to supplement the procedures and other technical data provided in this manual The procedures in them will be referenced where appropriate but will not be repeated Cabletron Systems Multi Media Access Center MMAC M8FNB MMAC 5FNB MMAC M3FNB Overview and Set Up Guide Cabletron Systems Ethernet Management Module EMME User s Guide Cabletron Systems EMM E6 Installation Guide Installation Guide 1 9 Chapter 1 INTRODUCTION 1 10 Repeater MIM CHAPTER 2 INSTALLATION REQUIREMENTS SPECIFICATIONS This Chapter describes cable requirements network guidelines and operating specifications for the RMIMs Be sure that you read this chapter before you install the RMIMs Your network must meet the requirements and conditions specified in this chapter to obtain satisfactory performance from this equipment Failure to follow these guidelines could result in poor network performance 2 1 NETWORK CABLE REQUIREMENTS Take care in planning and preparing the cabling and connections for your network The quality of the connections an
57. urled screw to secure the EPIM to the RMIM Installation Guide 3 7 Chapter 3 INSTALLING THE RMIM Figure 3 4 Installing an EPIM 3 8 Repeater MIM CONNECTING THE RMIM EPIM TO THE NETWORK 3 4 CONNECTING THE RMIM EPIM TO THE NETWORK This section describes the types of connections for each RMIM and EPIM Refer to the appropriate section for instructions that apply to your RMIM EPIM 3 4 1 Attaching Thin Net Segments to the CXRMIM The CXRMIM has 12 BNC connectors to accommodate 12 10 5 2 or 10BASE 5 coaxial segments Connect the thin net segment to the CXRMIM as follows 1 Attach the thin net segment to each of the CXRMIM BNC ports as shown in Figure 3 5 Line up the slots with the pins push the connector in and turn clockwise to lock on CEN ud CXRMIM Thin Net ROV POK Coaxial Port Cable c With BNC D Connector Figure 3 5 Attaching a Thin Net Segment 2 Check that the device at the other end of the segment has power 3 Check the Port OK POK LED for each port to ensure that the port is not segmented You can connect a thick coaxial segment to the CXRMIM by using NOTE a thick to thin barrel connector However do not extend the thick coaxial segment with a thin coaxial segment If communication cannot be established contact Cabletron Systems Technical Support Installation Guide 3 9
58. y inspect the RMIM If it appears damaged contact Cabletron Systems Technical Support immediately Installation Guide 3 1 Chapter 3 INSTALLING THE RMIM 3 2 SETTING THE RMIM JUMPERS Each RMIM has two Ethernet jumpers and one Unmanaged Module Group Subnet jumper Figure 3 1 shows the location and jumper number for each RMIM Unmanaged Module Group Ethernet Jumpers Subnet Jumper JP1 CXRMIM FORMIM 2 CXRMIM FORMIM JP4 CXRMIM FORMIM JP6 TPRMIM 20 22 33 36 TPRMIM 20 22 33 36 JP8 TPRMIM 20 22 33 36 SUBNET DISABLED 71 STND ALONE 3 FACTORY DEFAULT 21 SUBNET B C ETH B C ETHERNET JUMPER SETTINGS ETH B STND ALONE ETH B STND ALONE ETH STND ALONE ETH C ETH B C ETH C ETH B C ETH Jumper Settings for operating Jumper Settings for Jumper Settings for on Ethernet B Default Setting operating on Ethernet C Stand Alone Operation UNMANAGED MODULE GROUP SUBNET JUMPER SETTINGS _ SUBNET DISABLED DEFAULT SETTING SUBNET ENABLED Figure 3 1 RMIM Jumper Configurations 3 2 Repeater MIM SETTING THE RMIM JUMPERS 3 2 1 Setting the Ethernet Jumpers The Ethernet jumpers determine how your RMIM operates on the network You can set the jumpers so that the RMIM operates on Ethernet B Ethernet C or in stand alone mode Refer to Figure 3 1 a
59. your local management guide for details 3 Connect the second workstation to the RMIM you are testing using the appropriate transceivers and cable 4 Setthe first workstation as the file server and the second as the client refer to the workstation documentation for setting up the workstations as file server and client When the workstations are properly set up proceed to send packets between the workstations and verify that the module is operating properly If failures occur contact Cabletron s Technical Support Installation Guide 4 1 Chapter 4 TESTING THE RMIMS If using UNIX9 workstations a ping test will verify that the NOTE RMIM is operating properly MMAC 3FNB Figure 4 1 Pre installation Test 4 2 INSTALLATION CHECK OUT After the EMME EMM E6 is connected to the network verify that packets can be passed between the two Ethernet network segments via the EMME EMM E6 Again you can use two workstations set up as file server and client Keep the server workstation stationary in the wiring closet with the EMME EMM E6 and use the client workstation to move around to each node that is connected to the RMIM Figure 4 2 4 2 Repeater MIM INSTALLATION CHECK OUT 1 After the EMME EMM E6 and RMIM are installed in the connect the server workstation to either the RMIM using the appropriate cable and transceiver to the EM

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