RJ-45 P IN SPECIFICATION
When connecting your LevelOne GSW-1601/2401TX 16/24 Port 10/100/1000Mbps Switch with Gigabit option to another switch, a bridge or a hub, a modified crossover cable is necessary. Please review these products for matching cable pin assignment.
The following diagram and tables show the standard RJ-45 receptacle/connector and their pin assignments for the switch-to-network adapter card connection, and the straight / crossover cable for the Switch-to-switch / hub / bridge connection.
RJ-45 Connector pin assignment
| Contact | Media Direct Interface Signal | |
| | | |
| 1 | TX + (transmit) | |
| | | |
| 2 | TX - (transmit) | |
| | | |
| 3 | Rx + (receive) | |
| | | |
| 4 | Not used | |
| | | |
| 5 | Not used | |
| | | |
| 6 | Rx - (receive) | |
| | | |
| 7 | Not used | |
| | | |
| 8 | Not used | |
| | | |
The standard cable, RJ-45 pin assignment
The standard RJ-45 receptacle/connector
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