If you connect to another Ethernet hub or Ethernet switch, you need a crossover cable unless an MDI connection exists on the associated port of the attached device.

Figure 1 shows the 400-4TX MDA and the 8100-4TX MDA.

 

1

2

400-4TX MDA

 

 

 

100

 

 

10

 

 

F Dx

 

 

Activity

 

 

400-4TX MDA

 

5

4

3

 

1

2

8100-4TX MDA

 

 

 

100

 

 

10

 

 

F Dx

 

 

Activity

 

 

8100-4TX MDA

 

5

4

3

 

BS45042B

Figure 1. 400-4TX and 8100-4TX MDAs

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Image 6
Nortel Networks Installing Media Dependent Adapters manual Shows the 400-4TX MDA and the 8100-4TX MDA