4

Tip or Line A

 

 

5

Ring or Line B

 

 

6

Not connected or Line B

 

 

7

Not connected

 

 

8

Not connected

 

 

Console Port

Pin

Signal Name

 

 

1

Receive data

 

 

2

Request to send

 

 

3

Not used

 

 

4

Transmit data

 

 

5

Ground

 

 

6

Clear to send

 

 

7

Not used

 

 

8

Ring indicator

 

 

29

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Image 30
Cabletron Systems 250 quick start Console Port Pin Signal Name