Ethernet cable connections
Straight-Through cable
| PIN |
Wire color |
Wire color |
| 1 |
orange/white |
orange/white |
| 2 |
orange |
orange |
| 3 |
green/white |
green/white |
| 4 |
blue |
blue |
| 5 |
blue/white |
blue/white |
| 6 |
green |
green |
| 7 |
brown/white |
brown/white |
| 8 |
brown |
brown |
Crossed-Over cable (10BASE-T or 100BASE-TX)
| PIN |
Wire color |
Wire color |
| 1 |
orange/white |
green/white |
| 2 |
orange |
green |
| 3 |
green/white |
orange/white |
| 4 |
blue |
blue |
| 5 |
blue/white |
blue/white |
| 6 |
green |
orange |
| 7 |
brown/white |
brown/white |
| 8 |
brown |
brown |
Crossed-Over cable (1000BASE-TX)
| PIN |
Wire color |
Wire color |
| 1 |
orange/white |
green/white |
| 2 |
orange |
green |
| 3 |
green/white |
orange/white |
| 4 |
blue |
brown/white |
| 5 |
blue/white |
brown |
| 6 |
green |
orange |
| 7 |
brown/white |
blue |
| 8 |
brown |
blue/white |
100BaseTX Distance limits
| From | To | Max distance |
| switch | hub | 100m ~ 328' |
| hub | hub | 5m ~ 16.4' |
| swith or hub | workstation | 100m ~ 328' |
No more than two hubs should be uplinked in a row in a 100BaseTX network