Port Descriptions

Ethernet 10Base-T Port

Pin

Signal Name

 

 

1

Twisted pair transmit +

 

 

2

Twisted pair transmit -

 

 

3

Twisted pair receive +

 

 

4

Ground

 

 

5

Ground

 

 

6

Twisted pair receive -

 

 

7

Ground

 

 

8

Ground

 

 

ADSL-DMT Port

 

 

Pin

Signal Name

 

 

1

Not connected

 

 

2

Not connected or line B

 

 

3

Line A

 

 

28

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Cabletron Systems 250 quick start Port Descriptions, Ethernet 10Base-T Port Pin Signal Name, ADSL-DMT Port