Ethernet Standards

Question 1

10BASE-T

Answer 1

Speed: 10 Mbps
Cable Type: Twisted pair (Category 3)
Max Distance: 100 meters

Question 2

100BASE-TX (Fast Ethernet)

Answer 2

Speed: 100 Mbps
Cable Type: Twisted pair (Category 5)
Max Distance: 100 meters

Question 3

1000BASE-T (Gigabit Ethernet):

Answer 3

Speed: 1 Gbps
Cable Type: Twisted pair (Category 5e or higher)
Max Distance: 100 meters

Question 4

10GBASE-T:

Answer 4

Speed: 10 Gbps
Cable Type: Twisted pair (Category 6a or higher)
Max Distance: 100 meters

Question 5

802.3af (PoE):

Answer 5

Power over Ethernet standard that allows electrical power to be carried by Ethernet cables.

Question 6

802.3at (PoE+):

Answer 6

An enhancement of PoE, providing more power to devices3.

Question 7

What is baseband

Answer 7

Baseband is the entire bandwidth of the medium for a single communication channel

Question 8

100BASE-FX:

Answer 8

Speed: 100 Mbps
Cable Type: Multi-mode fiber
Max Distance: 2 kilometers

Question 9

1000BASE-SX:

Answer 9

Speed: 1 Gbps
Cable Type: Multi-mode fiber
Max Distance: 550 meters

Question 10

1000BASE-LX:

Answer 10

Speed: 1 Gbps
Cable Type: Single-mode fiber
Max Distance: 5 kilometers

Question 11

10GBASE-SR:

Answer 11

Speed: 10 Gbps
Cable Type: Multi-mode fiber
Max Distance: 300 meters

Question 12

10GBASE-LR:

Answer 12

Speed: 10 Gbps
Cable Type: Single-mode fiber
Max Distance: 10 kilometers