Nortel Networks 1000ASE-XD manual MDI-X to MDI cable connections, MDI-X to MDI-X cable connections

Models: 1000ASE-XD 1000BASE-ZX 1000BASE-SX 1000BASE-LX

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MDI-X to MDI cable connections

Appendix D Connectors and pin assignments 197

MDI-X to MDI cable connections

BayStack 420 Switch switches use MDI-X ports that allow you to connect directly to end stations without using crossover cables (Figure 85).

Figure 85 MDI-X to MDI cable connections

Business Policy Switch 2000

BayStack 420

 

 

1

8

 

 

1

RX+

T

2

RX-

 

 

3

TX+

 

4

 

R

5

 

 

 

 

6

TX-

 

7

 

 

8

 

MDI-X port

8

1

8

1

 

1

 

1

 

2

 

2

 

3

 

3

 

4

 

4

 

5

 

5

 

6

 

6

 

7

 

7

 

8

 

8

 

Straight-through cable

 

 

End station

 

1

8

 

TX+

1

T

 

 

TX-

2

 

RX+

3

 

 

4

R

 

 

 

5

 

RX-

6

 

 

7

 

 

8

 

MDI port

 

 

 

BS45056A

MDI-X to MDI-X cable connections

If you are connecting the BayStack 420 Switch to a device that also implements MDI-X ports, use a crossover cable (Figure 86).

Using the BayStack 420 10/100/1000 Switch

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Nortel Networks 1000ASE-XD, 1000BASE-SX, 1000BASE-LX manual MDI-X to MDI cable connections, MDI-X to MDI-X cable connections