Does cat5 use all 4 pairs?

Related questions

1. Does Power over Ethernet require special cable?
2. Can I use cat5 cable for Gigabit Ethernet?
3. Which pairs are used for Poe?
4. Do I need cat5 or cat6 Ethernet cable?
5. Is PoE AC or DC?
6. How far can PoE camera go?
7. Can Cat 5 Do gigabit?
8. Can PoE damage non PoE devices?
9. Are there different PoE voltages?
10. How do I use power over Ethernet?

Tags

1. #specification
2. #supports
3. #communications
4. #networking
5. #backward
6. #utilize
7. #contains
8. #ethernet
9. #usually
10. #cable
11. #cat5e
12. #ordinary
13. #enhanced
14. #copper
15. #gigabit
16. #although
17. #utilizing
18. #short
19. #compatible
20. #pairs