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Jeopardy 2016 Garza > FTTP 16 > Flashcards

FTTP 16 Flashcards

1
Q

EPON

A

Ethernet Passive Optical Network

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2
Q

FTTP

A

Fiber to the Premises

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3
Q

GFI

A

Ground Fault Interrupt

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4
Q

NAP

A

Network Access Point

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5
Q

Soft material fitted over the end of the fiber drop to facilitate pulling

A

Pull Sock

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6
Q

RFOG

A

RF over glass

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7
Q

WDM

A

Wave division Multiplexing

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8
Q

PON

A

Passive Optical Network

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9
Q

LASER

A

Light Amplification Stimulated by Emissions of Radiation

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10
Q

What Class LASER is used in FTTP

A

Class 1

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11
Q

Coiling fiber in this pattern prevents winding up as this pattern reverses direction every 180 degrees

A

Figure 8

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12
Q

The loss of optical or electrical energy due to an electrical or mechanical obstruction.

A

Attenuation

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13
Q

RFoG Downstream

A

1550nm

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14
Q

RFoG Upstream

A

1610nm

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15
Q

EPON Downstream

A

1490nm

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16
Q

EPON Upstream

A

1310nm

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17
Q

required bond conductor gauge wire

A

12 gauge

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18
Q

AWG

A

American Wire gauge

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19
Q

The maximum total coax distance between the R-ONU and Power Supply

A

50ft

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20
Q

Always keep your eyes at a ___ degree angle or perpendicular to any optical connection

A

90

21
Q

A smaller vault located between the pedestal and the home.

A

Hand Hole

22
Q

Refers to cable that can be burried directly underground without the aid of conduit.

A

Direct Bury

23
Q

Always pull fiber from the ___ to the ____

A

Vault to the enclosure

24
Q

placed between the headend and the served neighborhood. A handful of primary fiber are routed from the headend to the

A

splitter cabinet

25
Q

Locating the ONU or associated power supplies in an ____ is prohibited.

A

attic space

26
Q

Greenfield or Brownfield

A

Greenfield - Represents new neighborhoods with new homes. Brownfield - Is older established neighborhoods

27
Q

Pre cut drops come individually packaged according to length and connector type ranging from

A

50 to 400 feet

28
Q

There’s typically less than ____ of loss through a fiber drop 5000 feet long

A

1dB

29
Q

R-ONU

A

RFoG Optical Network Unit

30
Q

Over 80% of FTTP installation failures are related

A

to dirty connector interfaces

31
Q

NAPs are available from several vendors, they come in

A

2, 4, 6, 8, and 12 port varieties.

32
Q

R-ONU output signal power

A

19 dBmV

33
Q

At minimum a _______ must also be installed inside the premises for MDU

A

four way splitter

34
Q

The R-ONU requires a _____ power source delivered over coax

A

12 volt DC

35
Q

Never put a _____ on the center port, internally it will short the 12 volt power

A

terminator

36
Q

As of February 16, 2016 all RFoG installations that include back up R-ONU power must also include a

A

back-up battery for the eMTA.

37
Q

Back up for R-ONU has a double chirp 15 minutes apart means

A

replace battery

38
Q

When activating a fiber drop, make the connection at the______first followed by the connection at the NAP

A

R-ONU

39
Q

Most optical power loss occurs at the ____, one at the NAP and the other at the R-ONU.

A

connector

40
Q

The NAP or Network Access Point is simply a

A

a fiber break out box.

41
Q

A four port NAP has four fibers

A

blue, orange, green, brown

42
Q

The NAP has how much attenuation value?

A

none

43
Q

a splitter cabinet typically has how many spits?

A

32

44
Q

If the light power reading is above ___, the level is acceptable and the fiber can be reconnected to the ONU.

A

-5 dbm

45
Q

Aurora ONU…Green = optical input power is equal to or greater than

A

-10 dBm

46
Q

Aurora ONU…Red = optical input power is less than

A

-10 dBm

47
Q

Aurora ONU…RF output CNR

A

> 48 dB

48
Q

Commscope MicroNode (EPON) requires Downstream power nominal

A

-3 to -26 dBm

Jeopardy 2016 Garza (21 decks)

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