Ethernet Standards Fiber 1.3

Question 1

100BASE-FX

Answer 1

MMF

same fiber type as older FDDI

LASERS

MAX DISTANCE 400 meters half duplex

2 km full duplex

100 MBPS

Question 2

100BASE-SX

Answer 2

Cheaper than 100BASE-FX

Uses LED

300 meters

Question 3

1000BASE-SX

Answer 3

GIGABIT

Short wavelength Laser

220-550 meters depending on fiber type

MMF

Question 4

1000BASE-LX

Answer 4

Gigabit

Long Wavelength Laser

MMF - 550 meters

SMF - 5km

Question 5

10GBASE-SR

Answer 5

10 gig

MMF - short range - 26-400 meters depending on fiber type

Question 6

10GBASE-LR

Answer 6

10 GIG

SMF -Long Range Laser - 10KM

Question 7

Coarse Wavelength-Division Multiplexing (CWDM)

Answer 7

10BASE-LX4

Using 4 separate 3.125 gbps carriers at 4 different wavelengths

Question 8

Dense Wavelength-Division Multiplexing (DWDM)

Answer 8

Multiple carriers on a single fiber

160 signals

throughput 1.5 Terabits per second

Question 9

Multiplexing

Answer 9

Sent through a multiplexer

on receive side Demultiplexing into their separate streams

Question 10

WDM

Answer 10

Bidirectional wavelength division multiplexing

Uses different wavelengths over a single strand of fiber

Sending different colors of a signal over the same strand of fiber

Question 11

1000BASE-SX

Answer 11

Short wavelength laser

MMF

220 meters -550 meters depending on fiber type