ETHERNET CABLE

ethernet cable configuration
for RJ-45 connector used in local area network (LAN)

► connections

straight-through
- both ends of the cable should have the same configuration
- used for computer to switch or switch to switch connection
- pins 1, 2, 3, 6 crossed to pins 3, 6, 1, 2
- 568A and 568A
- use only pins 1, 2, 3 and 6 for 10-100Mbps connection

crossover
- both ends have different configuration
- used for peer to peer connection
- 568A and 568B

roll-over
- used to configure a router
- router: console port; pc: DB-9 port
- 1-8; 8-1 (interchange)

► color codes

pin configuration - 568A
1: white-green
2: green
3: white-orange
4: blue
5: white-blue
6: orange
7: white-brown
8: brown

pin configuration - 568B
1: white-orange
2: orange
3: white-green
4: blue
5: white-blue
6: green
7: white-brown
8: brown


► additional info

CAT5e - 10, 100, 1000Mbps / 100M
CAT6 - 10, 100, 1000Mbps / 100M
CAT6A - 10, 100, 10000Mbps, 10Gps / 100M
CAT7 - 10Gbps