RJ-11 (modem)

Pin

Signal

 

 

1

Unused

 

 

2

Tip

 

 

3

Ring

 

 

4

Unused

 

 

5

Unused

 

 

6

Unused

 

 

RJ-45 (network)

Pin

Signal

 

 

1

Transmit +

 

 

2

Transmit -

 

 

3

Receive +

 

 

4

Unused

 

 

5

Unused

 

 

6

Receive -

 

 

7

Unused

 

 

8

Unused

 

 

RJ-11 (modem) 117