Boca BocaNET-24 Скачать руководство пользователя страница 32 | Manualshive

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Boca BocaNET-24 Скачать руководство пользователя страница 32

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BocaNET

BocaNET

BocaNET

BocaNET

BocaNET-24

-24

-24

-24

-24

NOTE ON SIGNAL POLARITY

NOTE ON SIGNAL POLARITY

NOTE ON SIGNAL POLARITY

NOTE ON SIGNAL POLARITY

NOTE ON SIGNAL POLARITY
If a receive data pair has the “+” and “-” signals
unintentionally reversed, the BocaNET-24 automatically
detects and adjusts this reversal so the data path will
function properly.

Bottom of

Bottom of

Bottom of

Bottom of

Bottom of

plug

plug

plug

plug

plug

10-pin

10-pin

10-pin

10-pin

10-pin
RJ45

RJ45

RJ45

RJ45

RJ45
Connector

Connector

Connector

Connector

Connector

8-pin

8-pin

8-pin

8-pin

8-pin
RJ45

RJ45

RJ45

RJ45

RJ45
Connector

Connector

Connector

Connector

Connector

Pin 1

Pin 1

Pin 1

Pin 1

Pin 1

Pin 8

Pin 8

Pin 8

Pin 8

Pin 8

Pin 1

Pin 1

Pin 1

Pin 1

Pin 1

Pin 10

Pin 10

Pin 10

Pin 10

Pin 10

9379.p65

1/28/99, 2:51 PM

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Содержание BocaNET-24

Страница 1: ...net net net Pr Pr Pr Pr Products oducts oducts oducts oducts BocaNET BocaNET BocaNET BocaNET BocaNET 24 24 24 24 24 24 P 24 P 24 P 24 P 24 Por or or or ort Ether t Ether t Ether t Ether t Ethernet Hu...

Страница 2: ...2 2 2 2 2 BocaNET BocaNET BocaNET BocaNET BocaNET 24 24 24 24 24...

Страница 3: ...ical Assistance Assistance Assistance Assistance Assistance The dealer that you purchased this product or your computer from is the first place you should go for technical assistance The dealer is usu...

Страница 4: ...ons in this manual for instructions Standard Fr Standard Fr Standard Fr Standard Fr Standard Free ee ee ee ee T T T T Technical Support echnical Support echnical Support echnical Support echnical Supp...

Страница 5: ...cteristics Section Four Cabling Characteristics Section Four Cabling Characteristics 28 28 28 28 28 4 1 Cable Type 4 1 Cable Type 4 1 Cable Type 4 1 Cable Type 4 1 Cable Type 28 28 28 28 28 4 2 10BASE...

Страница 6: ...e case is designed for desktop usage rack or wall mounting Multiple concentrators for cascading may be placed on one another F F F F Fea ea ea ea eatur tur tur tur ture Highlights e Highlights e Highl...

Страница 7: ...tional Description The BocaNET 24 is an implementation of an IEEE 802 3 Ethernet repeater or hub It provides 24 10BASE T ports one 10BASE2 port one AUI port and one expansion port in a single hub The...

Страница 8: ...n of excessively long data packets Collision Handling Collision Handling Collision Handling Collision Handling Collision Handling The BocaNET 24 will detect and respond to collision conditions as spec...

Страница 9: ...mitter has been inactive for a short period of time The device connected to the port will respond in the same manner The Link Status of ports 1 24 can be viewed on the bi color LINK PRT LEDs of the Bo...

Страница 10: ...whenever there is data activity on any of the BocaNET 24 ports A steady activity LED indicates a busy network COLLISION COLLISION COLLISION COLLISION COLLISION This yellow LED lights whenever two or...

Страница 11: ...sociated ports ALER ALER ALER ALER ALERT T T T T This red LED lights when traffic level exceeds 80 for one second or more or when any of the 10Base T ports is partitioned isolated for one second or mo...

Страница 12: ...N POR 1 OPTION POR 1 OPTION POR 1 OPTION PORT T T T T This can be used with optional plug in modules for BNC AUI or fiber optic 1 POWER CONNECTOR 1 POWER CONNECTOR 1 POWER CONNECTOR 1 POWER CONNECTOR...

Страница 13: ...Power AC Power AC Power cor cor cor cor cord d d d d BNC BNC BNC BNC BNC T T T T T Connector Connector Connector Connector Connector 2 stacking 2 stacking 2 stacking 2 stacking 2 stacking brackets bra...

Страница 14: ...r safety purposes connect the unit as close as possible to its power source ensuring the socket as possible to its power source ensuring the socket as possible to its power source ensuring the socket...

Страница 15: ...cluded on one side and four on the other to secure the cases for vertical stacking Installation Installation Installation Installation Installation top of top of top of top of top of case case case ca...

Страница 16: ...inch side side side side side 1 1 2 1 1 2 1 1 2 1 1 2 1 1 2 inch inch inch inch inch side side side side side RACK MOUNTING RACK MOUNTING RACK MOUNTING RACK MOUNTING RACK MOUNTING ANGLE ANGLE ANGLE A...

Страница 17: ...ections are on the next page See Section Four Cabling Characteristics for pin outs of cables NOTE If a straight cable is used to connect to NOTE If a straight cable is used to connect to NOTE If a str...

Страница 18: ...3 12 12 123 123 12 12 12 12 123 123 12 12 12 12 24 RJ45 10 pin or 8 RJ45 10 pin or 8 RJ45 10 pin or 8 RJ45 10 pin or 8 RJ45 10 pin or 8 pin see Section pin see Section pin see Section pin see Section...

Страница 19: ...The 10BASE2 connection must be to RG58 A U or C U 50 ohm coaxial cable The ends of the cable segment must have 50 ohm terminators installed Up to 30 connections taps can be made to a 10BASE2 segment T...

Страница 20: ...C T BNC T BNC T BNC T BNC T Connector Connector Connector Connector Connector 10BASE2 Cable 10BASE2 Cable 10BASE2 Cable 10BASE2 Cable 10BASE2 Cable Thin Ethernet Thin Ethernet Thin Ethernet Thin Ether...

Страница 21: ...s 10BASE2 10BASE T or 10BASE FL A sample connection is shown below Transceiver Transceiver Transceiver Transceiver Transceiver AUI cable AUI cable AUI cable AUI cable AUI cable 10BASE5 Thick Ethernet...

Страница 22: ...en cascading concentrators there should be no Note When cascading concentrators there should be no Note When cascading concentrators there should be no Note When cascading concentrators there should b...

Страница 23: ...Network Configuration Network Configuration Network Configuration NOTE File server can NOTE File server can NOTE File server can NOTE File server can NOTE File server can plug into any port on the plu...

Страница 24: ...RK CONFIGURA ORK CONFIGURATION TION TION TION TION Server Server Server Server Server Server Server Server Server Server NOTE File NOTE File NOTE File NOTE File NOTE File server can plug server can pl...

Страница 25: ...FIGURA ORK CONFIGURA ORK CONFIGURATION USING TION USING TION USING TION USING TION USING ROUTERS ROUTERS ROUTERS ROUTERS ROUTERS see your network operating system documentation see your network operat...

Страница 26: ...mentation f tion f tion f tion f tion for inf or inf or inf or inf or infor or or or orma ma ma ma mation on r tion on r tion on r tion on r tion on router outer outer outer outers s s s s Server Serv...

Страница 27: ...minator 10BASE2 thin Ethernet 10BASE2 thin Ethernet 10BASE2 thin Ethernet 10BASE2 thin Ethernet 10BASE2 thin Ethernet Segment maximum 30 stations Segment maximum 30 stations Segment maximum 30 station...

Страница 28: ...pe ype ype ype ype T T T T Type ype ype ype ype Unshielded 50 ohm 50 ohm Shielded 625 125 M Twisted pair coax coax Twisted pair type A1b 8 pairs 22 26 AWG RG58 RG11 0 4 0 6 mm A U or A U or 2 pairs C...

Страница 29: ...cted to the RJ 45 connectors NOTE Each wire pair must be connected to the RJ 45 connectors NOTE Each wire pair must be connected to the RJ 45 connectors in a specific orientation Refer to 4 3 Crossove...

Страница 30: ...sts that the crossover function be implemented in the concentrator itself On the BocaNET 24 this crossover function is implemented in all ports The switch for Port 24 allows a straight through connect...

Страница 31: ...NTS THROUGH RJ 45 PIN ASSIGNMENTS THROUGH RJ 45 PIN ASSIGNMENTS 8 pin RJ 45 10 pin RJ 45 Concentrator Device Concentrator Device CROSSED NOT CROSSED 1 Rx 1 Tx 2 Rx 2 Tx 2 Rx 2 Tx 3 Rx 3 Tx 3 Tx 3 Rx 4...

Страница 32: ...etects and adjusts this reversal so the data path will function properly Bottom of Bottom of Bottom of Bottom of Bottom of plug plug plug plug plug 10 pin 10 pin 10 pin 10 pin 10 pin RJ45 RJ45 RJ45 RJ...

Страница 33: ...c LEDs 5 1 Status Diagnostic LEDs The BocaNET 24 features a total of 36 front panel LEDs to aid in testing the installation and the diagnosing of problems There are 24 LINK PARTITION bi color LEDs one...

Страница 34: ...the LED is OFF OFF OFF OFF OFF there is a problem with the corresponding device If the LED is RED RED RED RED RED the associated device has been isolated from the network because of excessive collisio...

Страница 35: ...eceiving data on any of its ports PORT BI COLOR 24 GREEN The port is receiving a LINK valid link test signal PARTITION RED Device has been STATUS isolated because of 1 24 collision OFF No connection P...

Страница 36: ...WS NO ACTIVITY SHOWS NO ACTIVITY SHOWS NO ACTIVITY SHOWS NO ACTIVITY Check the connections between the concentrator the power cord and the wall outlet Make sure the wall outlet has power Try another A...

Страница 37: ...ce Twisted Pair using RJ 45 connectors Coaxial Cable Interface RG58 A U or C U using BNC connector AUI cable Interface DSUB 15 with latch using shielded twisted pair Connectors Connectors Connectors C...

Страница 38: ...mmunications Operation of this equipment in a residential area is likely to cause harmful interference in which case users will be required to correct the interference at their own expense CHANGES OR...

Страница 39: ...u haven t referred to the Troubleshooting section there s a good chance the solution to your problem is there NOTE CALLING TECHNICAL NOTE CALLING TECHNICAL NOTE CALLING TECHNICAL NOTE CALLING TECHNICA...

Страница 40: ...this number on the outside of the package when you return the item s for service and reference it on any correspondence included in the package Boca Research Inc will return any product which is not a...

Страница 41: ...authorization is received from you The cost of parts and labor involved in making such repairs will be billed to you C O D 5 When sending the product to Boca Research Inc for repairs please be sure to...

Страница 42: ...ight Copyright Copyright Copyright 1997 Boca Research Inc All rights reserved No reproduction of this document in any form is allowed without permission in writing from Boca Research Inc Boca Research...

Страница 43: ...air during the above the costs of labor and materials for hardware replacement or repair during the above the costs of labor and materials for hardware replacement or repair during the above specified...

Страница 44: ...d to send and receive messages AUI Connector AUI Connector AUI Connector AUI Connector AUI Connector Attachment Unit Interface 15 pin D connector for use with external transceivers such as 10BASE5 or...

Страница 45: ...gned by the Xerox Corporation File Server File Server File Server File Server File Server A device on a LAN that provides mass storage of files A file server can be dedicated only performs network man...

Страница 46: ...erver Server Server A computer that provides shared resources such as files and printers to the network Star T Star T Star T Star T Star Topology opology opology opology opology A network topology in...

Страница 47: ...47 47 47 47 47...

Страница 48: ...48 48 BocaNET BocaNET BocaNET BocaNET BocaNET 24 24 24 24 24 Manual P Manual P Manual P Manual P Manual Par ar ar ar art No t No t No t No t No 9379 9379 9379 9379 9379 11 97 2 11 97 2 11 97 2 11 97 2...

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