This cable will work with both 10Base-T and 100Base-TX and is used to connect a network interface card to a hub or network outlet. These cables are sometimes called "whips".
 (To network interface card).
 (To network interface card).
 (To hub).
 (To hub).
RJ45 MALE CONNECTOR to network interface card).
RJ45 MALE CONNECTOR to hub).
| Name | Pin | Cable Color | Pin | Name | 
|---|---|---|---|---|
| TX+ | 1 | White/Orange | 1 | TX+ | 
| TX- | 2 | Orange | 2 | TX- | 
| RX+ | 3 | White/Green | 3 | RX+ | 
| 4 | Blue | 4 | ||
| 5 | White/Blue | 5 | ||
| RX- | 6 | Green | 6 | RX- | 
| 7 | White/Brown | 7 | ||
| 8 | Brown | 8 | 
Just for your information, this is how the pairs are named:
| Pair | Pins | Common color | 
|---|---|---|
| 1 | 4 & 5 | Blue | 
| 2 | 1 & 2 | Orange | 
| 3 | 3 & 6 | Green | 
| 4 | 7 & 8 | Brown | 
The + side of each pair is called the "tip" and the - side is called the "ring", a reference to old telephone connectors.
Contributor: Joakim Ögren , Oscar Fernandez Sierra, Jeffrey R. Broido Source: ? Please send any comments to Joakim Ögren.