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Compaq Netelligent 1017A/B, Руководство пользователя

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I-2    Index

Writer:  Chris Seiter Project: Index Comments:

File Name:1017A_I.DOC Last Saved On:6/26/97 3:23 PM

P

Partition LED   2-5
Power function   2-2

R

RJ-45

connectors   3-2
plug   3-3
port   1-1, 2-1, 2-4, 2-5, 2-6, 3-2,

3-3, 4-3

uplink port   4-1, 4-2

S

SQE test   3-3

T

Thick Ethernet   4-5

cable   2-8
segment   4-5
trunk   3-2

Thin Ethernet cable   2-8

segment   4-4
trunk   3-2

Traffic condition   2-6
Transceiver   1-1, 2-8, 3-2, 3-3, 4-5

BNC   2-8
optic   3-2

T-type connector   2-8
Twisted-pair cable   4-3

U

Utilization LEDs   2-3, 2-4

V

Ventilation   3-1

Содержание Netelligent 1017A/B

Страница 1: ...hts reserved Compaq Registered U S Patent and Trademark Office Company and product names mentioned herein may be trademarks and or registered copyright and trademarks of their respective companies Net...

Страница 2: ...prior written consent from Compaq Computer Corporation The software described in this guide is furnished under a license agreement or non disclosure agreement The software may be used or copied only...

Страница 3: ...6 Daisy Chain Switch 2 7 Back Panel 2 7 Port Connections 2 8 Power Socket 2 8 Power Switch 2 9 Chapter 3 Installing the Hub Site Requirements 3 1 Connecting the Hub System 3 2 Chapter 4 Configuration...

Страница 4: ...gurations 4 6 Appendix A Troubleshooting Diagnosing Hub Indicators A 1 System Diagnostics A 2 Installation A 2 Configuration A 2 Hub Integrity A 3 Appendix B Port and Cable Assignments Appendix C Spec...

Страница 5: ...nd configuration Q Troubleshooting tips Package Checklist Carefully unpack the contents of the package and verify them against the checklist given below Q 1017A B 10Base T Hub Q BNC T type connector Q...

Страница 6: ...up Protection automatically stops transmission of abnormal Ethernet frames that could cause data loss for the network Automatic Polarity Detection recognizes and adjusts 10Base T ports for attached ca...

Страница 7: ...hub meets the requirements for both Ethernet and IEEE 802 3 networks This chapter describes the main hub components For easier management and control of the hub familiarize yourself with the front pan...

Страница 8: ...network status The LEDs on the front panel let you easily monitor the status of each port plus the overall condition of the hub The following sections describe the function of each indicator Figure 2...

Страница 9: ...e five LEDs that represent the percentage of network utilization The corresponding LEDs light to show that the percentage utilization of LAN bandwidth has reached this level When active these LEDs loo...

Страница 10: ...e to the total packets received by the hub Similar to Utilization LEDs the Collision LEDs have five numbers that represent collision percentage When collisions reach a level marked on the LED display...

Страница 11: ...n good condition A port is temporarily partitioned when a line error or too many collisions are detected on the attached segment While it is automatically partitioned the port continues to transmit da...

Страница 12: ...ng received by the port A port s corresponding Link Traffic LED flashes ON in proportion to the rate of traffic passing through the port Through this LED the network manager can easily view the activi...

Страница 13: ...16 functions as an uplink port for connecting to another compatible hub When the switch is disabled Port 16 functions as a normal station port for connecting to a workstation To enable the uplink capa...

Страница 14: ...particular when a hub using the BNC port connection is at the end of an Ethernet segment terminate the open end of the T type connector with a 50 ohm terminator Also if the BNC port is not used plug a...

Страница 15: ...2 9 Compaq Netelligent 1017A B 10Base T Hub User Guide Power Switch The power switch is located at the right side of the back panel It is used to power the hub on and off...

Страница 16: ...pped with a power supply that automatically detects the input voltage level Q Leave at least 10 cm of space at the front and back of the hub for ventilation We recommend that you install the hub in a...

Страница 17: ...sted pair cables with RJ 45 connectors that conform with FCC standards 2 Connect the hub to an Ethernet trunk if necessary BNC Plug the BNC T type connector into the BNC port of the hub and use this p...

Страница 18: ...into position to ensure that it is properly seated Using the hub in a stand alone configuration you can network up to 16 workstations NOTE You can also connect a workstation to the AUI or BNC ports l...

Страница 19: ...ght when you connect a device to the hub check the following items Be sure the twisted pair cable is properly attached to the connected device and the hub Verify that the RJ 45 plug snaps into place w...

Страница 20: ...r cable or you can connect multiple hubs through a backbone connection You can install the 1017A B hub in a standard wiring closet or in a workgroup The only limitation is that all end node devices fo...

Страница 21: ...t MDI position When the switch is in this position you cannot use Port 16 as a station port Figure 4 2 shows an example configuration If you cascade hubs IEEE 802 3 standards suggest limiting the maxi...

Страница 22: ...hub to a workstation For more information see Appendix B Cable Pin Assignments Using Crossover Twisted Pair Cable With a crossover twisted pair cable you can connect the 1017A B hub to a compatible hu...

Страница 23: ...B hub can be stacked with other hubs using the BNC port on the back panel Through this port you can connect hubs via thin coaxial cable 10Base2 A Thin Ethernet segment can run up to 185 meters and con...

Страница 24: ...trunk can contain no more than three coaxial segments 10Base2 or 10Base5 if each segment extends up to the maximum length allowed for Thin or Thick Ethernet To further extend the trunk line you can us...

Страница 25: ...e can only be up to four hubs in the path between them However if all your hubs are from Compaq the maximum limit between two workstations is six cable segments and five hubs To control the number of...

Страница 26: ...rt b Workstation s network adapter cable or hub port is defective c If BNC cabling is used the BNC connector may not be terminated Solution a If port partitioning has occurred the hub automatically en...

Страница 27: ...ble only if the uplink port is not available on either hub 3 When using Thin Ethernet cabling be sure both ends are closed off with 50 ohm terminators 4 Be sure all devices are connected to the networ...

Страница 28: ...egrity As a last resort verify the hub s integrity with a power on reset Turn the power to the hub off and then on If the problem still persists and you have completed all the preceding diagnoses then...

Страница 29: ...Transmit Data 2 Input Receive Data Output Transmit Data 3 Output Transmit Data Input Receive Data 6 Output Transmit Data Input Receive Data 4 5 7 8 Not Used Not Used Table B 1 RJ 45 Pin Assignments Sc...

Страница 30: ...pin assignments for the AUI port Pin Assignment 1 Collision In Shield 2 Collision In 3 Data Out 4 Data In Shield 5 Data In 6 DC Power Common 9 Collision In 10 Data Out 11 Data Out Shield 12 Data In 1...

Страница 31: ...er Interfaces 16 RJ 45 ports 1 BNC port 1 AUI port Dimensions 43mm x 440mm x 116mm 1 69 x 17 32 x 4 58 Power Requirements Full range power input 100 to 240V 50 60 Hz 20 watts max Temperature 0 C to 50...

Страница 32: ...es and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that in...

Страница 33: ...ock No 004 000 00345 4 You can also view this document on the World Wide Web at the following address www fcc gov Bureaus Compliance WWW tvibook html NOTE In order to maintain compliance with the limi...

Страница 34: ...oaxial cable 2 8 segments 4 4 4 5 Collision LEDs 2 4 CPU 2 3 E Electrical specifications 3 1 Ethernet 2 1 2 8 4 5 Ethernet backbone 4 4 BNC trunk port 3 2 cable 2 8 connection 2 8 devices 2 8 segment...

Страница 35: ...t 1 1 2 1 2 4 2 5 2 6 3 2 3 3 4 3 uplink port 4 1 4 2 S SQE test 3 3 T Thick Ethernet 4 5 cable 2 8 segment 4 5 trunk 3 2 Thin Ethernet cable 2 8 segment 4 4 trunk 3 2 Traffic condition 2 6 Transceive...

Страница 36: ...er Corporation All rights reserved Compaq Registered U S Patent and Trademark Office Company and product names mentioned herein may be trademarks and or registered copyright and trademarks of their re...

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