Chapter 6 - Cabling Solutions Flashcards

1
Q

Twisted pair cabling

A

Cat 1 - Voice only phone cable, 1mbps

Cat 2 - 4mbps Token Ring, 4mbps

Cat 3 - 10BaseT Ethernet, 16mbps

Cat 4 - 16mbps Token Ring, 20mbps

Cat 5 - Ethernet, 2pair = 100mbps, 4pair = 1gbps

Cat 5e - Gigabit Ethernet, 2pair = 1gbps

Cat 6 - 10 Gigabit Ethernet, 2pair = 1gbps

Cat 6a - 10 Gigabit Ethernet, 10gbps

Cat 7 - 10gbps experimental

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2
Q

Bidirectional Converter

A

Connects networks using both SMF and MMF

Also connects copper to fiber based parts of a network

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3
Q

RJ-11

A

Telephone jack
Connects phone line to modem
4 wires
Used for dialup

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4
Q

RJ-45

A

Ethernet Jack
Used to connect LANS
8 wires

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5
Q

BNC

A

Bayonet Neil Concelman (British Naval connector)

Male adapter uses with 10BaseT Ethernet
Used with RG-58A/U cabling scenarios

And a lock you twist cable to seat in.

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6
Q

DB-9 Connector

A

9 pin D type
Serial interfaces
Common for keyboards, mice and joysticks
1 bit per cycle

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7
Q

DB-25

A
Analog 25 pin D sub connector
Parallel connections
Originally used to connect printers
8bits per cycle 
Data always arrives at the same time
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8
Q

F-Type connector

A

Coax threaded connector
Common in TVs and Cable modems
It’s screws on and is a stable connection

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9
Q

LC Fiber connection

A

A push/pull connector
Used in data comms and high density patch panels

Has a high density and is const effective

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10
Q

UPC fiber connector

A

Ultra Physical Contact

Done shaped
optimises connections between 2 jacketed fiber cables
Reflex’s light back to the source called return loss that causes interference

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11
Q

APC fiber connector

A

End is angled at 8 degree to reduce light reflection between two connected fibers

Reflected light hits cladding to reduced interface and return loss

Is more expensive than UPC

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12
Q

MT-RJ fiber connector

A

Mechanical Transfer Jack

Used in small form factor devices
Fiber to desktop or fiber modems

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13
Q

Fiber transceiver

A

Adaptor allowing interconnection of different network devices the use different physical media for data transferring

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14
Q

SFP Transceiver

A

Small form factor pluggable

Plugs into a SFP port on a switch to provide a modular interface
Enables different networking standards

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15
Q

SFP+

A

Small form factor pluggable +

Enchanted version
Handles 10gbps
Requires addition circuitry
Found in plug in cards for servers or switches

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16
Q

GBIC

A

Gigabit Interface Converter

Converts electrical current to optical signals and back
1gbps or more transfer speed
Was replace by SFP

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17
Q

QSFP

A

Quad small form factor pluggable

Used for data communication applications
Handles four different channel configurations

18
Q

Bidirectional

A

BiDi
Uses wavelength division multiplexing (WDM)
Simultaneous transmission on a single fiber in birth directions

Used only for fiber
Different frequencies used

19
Q

BiDi SFP and SFP+

A

Rescued infrastructure costs

Less cabling, tray space and fewer latch panel ports needed

20
Q

Duplex Tranceiver

A

Inter connects devices using different Dulles configurations

2 fibers, 1 sends and 1 to root

Half Duplex = send and receives both directions one at a time

Full Duplex = send and receive both at the same time

21
Q

Termination points

A

Centralised device connection

22
Q

66 Block (Punchdown block)

A

Commonly used as telephone systems cross connect
50 wire pairs
Wires connect to terminals using punchdown tool
Connects phones to offices by using extension numbers

23
Q

110 Block

A

Punchdown media type used in data networks
25 to 500 wire pairs
Metal jumpers used to bridge connections

24
Q

Patch panel

A

Ethernet connectors
Connects switches ect using Ethernet (RJ-45)

Can use a patch panel for fiber and as a fiber distribution panel where a multi fiber backs can split into multiple individual cables

Easy to re configure and improves cosmetic appearance in cabling rooms.

25
Q

Cat 3

A

Copper cabling
UTP
telephone wire
Up to 10mbps

26
Q

Cat 5

A

High performance multiple pair
8 wires
Twisted pair
10 to 100mbps

27
Q

Cat 5e

A

Supports full duplex fast and Gigabit Ethernet
Used in networks
100mbps to 1 gbps

28
Q

Cat 6

A
Higher performance 
Reduced cross talk and system noise 
Backward compatible with 5e, 5, 3 cabling devices
Carey high speeds for longer distance 
1 to 10gbps
29
Q

Cat 6a

A

10gb Ethernet
Twisted pair
Bandwidth 500MHz
Requires matching components to be 6a compatible
Has shielding as default where 6 didn’t
Reduced cross talk and increased distance

30
Q

Cat 7

A

Frequency of 1 to 600MHz
Over 100mbps reliable 10gbps distance
Used in 10gb Ethernet

31
Q

RG-6

A

Common for TV, Satellite, TV antenna and broadband Internet large conductor core provides better signal quality
Harder to implement

32
Q

RG-59

A

Common TV cable
Smaller than RG-6 which affects signal quality
Good for low signals under 50MHz

33
Q

10BaseT

A

Fast Ethernet IEEE 802.3
Up to 100mbps

10= Speed
Base= uses 100% or 0% of available bandwidth 
T= Twisted Pair
34
Q

Broadband

A

Uses variation in frequency where you have to tune correct channel.

It’s shared bandwidth

35
Q

100BaseTX

A

Uses 2 pairs

36
Q

10BaseT4

A

Uses 4pairs (all 8 wires)

37
Q

100BaseFX

A

Is Fiber

38
Q

1000BaseT

A

Gigabit Ethernet over copper wire
IEEE 802.3 Specs
Supports 1gbps up to 100mbps before signal needs boosting

Easy to implement
Backward compatibility

You can use 10BaseT and 1000BaseT at the same time but will only get 1gbps over network sections that support 1000BaseT

39
Q

1000BaseLX

A

Gigabit Ethernet
LX = long distance fiber cabling
Used to cable between companies or building

40
Q

1000BaseSX

A

Short
Gigabit Ethernet
Uses short wave length transmission over fiber

41
Q

10GBaseT

A

IEEE 802.3ac
10gbps
Supports transmission over STP and UTP
Up to 100m