ethernet cable

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Ethernet Cable Ethernet Cable Local Area Networks, 2009 Spring

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Ethernet Cable. Local Area Networks, 2009 Spring. Outline. Introduction Ethernet Cable Category How to wire Straight through Crossover Reference. Ethernet Cable. The name, Ethernet Cable, always refers to the following category: Category 5 Category 5e Category 6 - PowerPoint PPT Presentation

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Page 1: Ethernet Cable

Ethernet CableEthernet Cable

Local Area Networks, 2009 Spring

Page 2: Ethernet Cable

OutlineOutline

IntroductionEthernet CableCategory

How to wireStraight throughCrossover

Reference

2Ethernet Cable112/04/20

Page 3: Ethernet Cable

Ethernet CableEthernet Cable

The name, Ethernet Cable, always refers to the following category:Category 5Category 5eCategory 6Or more than those

categories.

3Ethernet Cable112/04/20

Page 4: Ethernet Cable

CategoryCategory

Category Data Rate Signal Frequency Standard

Cat5 100 Mbps 100 MHz TIA/EIA

Cat5e 100 Mbps /1 Gbps 100 MHz TIA/EIA-568-B

Cat6 1Gbps / 10 Gbps 250 MHz TIA/EIA-568-B

Cat6a 1Gbps / 10 Gbps 500 MHzANSI/TIA/EIA-

568-B.2-10

• TIA/EIA is a set of three telecommunications standards from the Telecommunications Industry Association.

4Ethernet Cable112/04/20

Page 5: Ethernet Cable

Ethernet CableEthernet Cable

It is composed of 4-pair twist wirings.OrangeGreenBlueBrown

Cat5e cablehttp://www.cat5ecable.co.uk/

5Ethernet Cable112/04/20

Page 6: Ethernet Cable

Ethernet CableEthernet CableColor Pin (T568B)

White/Orange 1

Orange 2

White/Green 3

Blue 4

White/Blue 5

Green 6

White/Brown 7

Brown 8

• You can use the order of rainbow colors to memorize the order of this wiring.

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Page 7: Ethernet Cable

Ethernet CableEthernet CablePin Usage

1 Transmission (Tx+)

2 Transmission (Tx-)

3 Receive (Rx+)

4 --

5 --

6 Receive (Rx-)

7 --

8 --

• We can use the concept to justify the order of the wiring colors of straight through and crossover.

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Page 8: Ethernet Cable

How to wireHow to wire

Prepare the materials and tools.Cable & RJ-45 plugs ScissorsCrimping tool

8

For RJ-45 plug.

Ethernet Cable112/04/20

Crimping tool

Page 9: Ethernet Cable

How to wireHow to wire

Strip off suitable length of the cable sheath.About 2-2.5 cmYou can mark the position first.

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Page 10: Ethernet Cable

How to wireHow to wire

Align the colored wires according to the specific order.(Later we will talk about.)

10Ethernet Cable112/04/20

1 2 3 4 5 6 7 8

Page 11: Ethernet Cable

1→8

How to wireHow to wire

Straight ThroughAll order of the wirings is the same as the other side.

1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8

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Page 12: Ethernet Cable

Straight ThroughStraight Through

Host A Host B

Pin Usage Color Color Usage Pin

1 Tx+ Tx+ 1

2 Tx- Tx- 2

3 Rx+ Rx+ 3

4 -- -- 4

5 -- -- 5

6 Rx- Rx- 6

7 -- -- 7

8 -- -- 8

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Page 13: Ethernet Cable

1→8

How to wireHow to wire

CrossoverWe need to change the order of the transmission and

receiving wirings.

1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8

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Page 14: Ethernet Cable

CrossoverCrossover

Host A Host B

Pin Usage Color Color Usage Pin

1 Tx+ Tx+ 1

2 Tx- Tx- 2

3 Rx+ Rx+ 3

4 -- -- 4

5 -- -- 5

6 Rx- Rx- 6

7 -- -- 7

8 -- -- 8

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Page 15: Ethernet Cable

How to wireHow to wire

Trim all the wires to the same length.

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Page 16: Ethernet Cable

How to wireHow to wire

Insert the wires into the RJ45 plug.

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Page 17: Ethernet Cable

How to wireHow to wire

Crimp the RJ45 plug with the crimping tool.

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Page 18: Ethernet Cable

How to wireHow to wire

Verify the order of the wires is correct and all the wires are correctly making good contact with the metal contacts in the RJ45 plug.

18

Incorrect

Correct

Ethernet Cable112/04/20

Page 19: Ethernet Cable

How to wireHow to wire

Cut the cable into suitable length and repeat the below steps for the other side.Please be sure what kind of the cable you are wiring.

Testing

19

Straight Through CrossoverEthernet Cable112/04/20

Page 20: Ethernet Cable

ReferenceReference

Wikipediahttp://en.wikipedia.org/wiki/Category_5_cable

Cat5e Cablehttp://www.cat5ecable.co.uk/

How to wire Ethernet Cableshttp://www.ertyu.org/steven_nikkel/ethernetcables.html

20Ethernet Cable112/04/20