Standards Flashcards

(100 cards)

1
Q

What is the standard for LLC - Logical Link Control?

A

IEEE 802.2

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2
Q

What is IEEE 802.2 concerned with?

A

Logical Link Control

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3
Q

What is the standard for Token Ring?

A

IEEE 802.5

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4
Q

What is IEEE 802.5 concerned with?

A

Token Ring

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5
Q

What is the standard for Ethernet?

A

IEEE 802.3

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6
Q

What is IEEE 802.3 concerned with?

A

Ethernet

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7
Q

What are the two standards for thinnet? (ethernet cabling and radio grade)

A
  1. 10Base2
  2. RG-58
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8
Q

What are the two standards for thicknet? (ethernet cabling and radio grade)

A
  1. 10Base5
  2. RG-8
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9
Q

What is the cable standard for cable television? (short distances)

A

RG-59

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10
Q

What is the cable standard for cable television? (longer distances(

A

RG-6

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11
Q

UTP Cat 1

A

2 twisted pairs
Voice grade only (POTS)
1 MHz

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12
Q

UTP Cat 2

A

4 twisted pairs
Up to 4Mbps
10 MHz
obsolete

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13
Q

UTP Cat 3

A

4 twisted pairs
3 twists per foot
Up to 10 Mbps ethernet
16 MHz
now obsolete for networks

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14
Q

UTP Cat 4

A

4 twisted pairs
20 MHz
obsolete

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15
Q

UTP Cat 5

A

4 twisted pairs
100BaseTX (2 pair wiring)
100MHz

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16
Q

UTP Cat 5e (enhanced)

A

4 twisted pairs
1000BaseT (4 pair wiring)
100MHz

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17
Q

UTP Cat 6

A

4 twisted pairs
1000BaseTX (2 pair wiring)
limited to 55m for 10GBaseT
250MHz

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18
Q

UTP Cat 6a (augmented)

A

4 twisted pairs
10GBaseT
500MHz

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19
Q

STP Cat 7

A

4 twisted pairs
10GBaseT
600MHz

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20
Q

STP Cat 8

A

4 twisted pairs
25GBaseT
40GBaseT
limited to 30m
2000MHz

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21
Q

RS-232

A

Recommended Standard 232.
Serial connections between DTE and DCE (ie computer serial port to modem)

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22
Q

DB-9

A

9 pin serial connector (used for RS-232)

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23
Q

802.3u

A

Fast ethernet

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24
Q

802.3ab

A

Gigabit ethernet on cat 5+

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25
802.3ae
10Gbps over fibre and coax
26
EIA/TIA
Electronic Industries Association/Telecommunications Industry Alliance
27
What is the IEEE standard for 100BaseTX?
IEEE 802.3u
28
What is the IEEE standard for 100BaseFX?
IEEE 802.3u
29
What is the IEEE standard for 1000BaseCX
IEEE 802.3z (this is twin axial)
30
What is the IEEE standard for 1000BaseT
IEEE 802.3ab (four pair wiring)
31
What is the wiring standard 1000TX
Cat 5, two pairs, not used anymore
32
What is the IEEE standard for 1000BaseSX
IEEE 802.3z - uses MMF
33
What is the IEEE standard for 1000BaseLX
IEEE 802.3z - uses SMF
34
What is the IEEE standard for 10GBaseT
created by IEEE 802.3an
35
10Base5 - medium?
Coax
36
10Base5 - Max speed
10 Mbps
37
10Base5 - Maximum distance
500m
38
10Base2 - medium?
Coax
39
10Base2 - Max speed
10Mbps
40
10Base2 - Max distance?
185m
41
10BaseT - Medium?
UTP
42
10BaseT - Max speed?
10Mbps
43
10BaseT Max distance?
100m
44
100BaseTX - medium?
UTP, STP
45
100BaseTX - max speed?
100 Mbps
46
100BaseTX - Max distance?
100m
47
100BaseTX - no of pairs?
2
48
10BaseFL - medium?
Fibre
49
10BaseFL - max speed?
10Mbps
50
10BaseFL - max distance?
500m to 2000m
51
10BaseFL - purpose?
Ethernet over fibre to desktop
52
100BaseFX - medium?
MMF
53
100BaseFX - max speed?
100Mbps
54
100BaseFX - max distance?
2000m
55
1000BaseT - medium?
UTP, Cat 5 +, 4 pairs
56
1000BaseT - max speed?
1000 Mbps (1Gbps)
57
1000BaseT - max distance?
100m
58
1000BaseTX - medium?
UTP, Cat 6 plus, 2 pairs
59
1000BaseTX - max speed?
1000 Mbps (1Gbps)
60
1000BaseTX - max distance?
100m
61
1000BaseSX - medium?
MMF - SC connectors.
62
1000BaseSX - max speed?
1000Mbps (1Gbps)
63
1000BaseSX - max distance?
550m (max length depends on fibre size)
64
1000BaseCX - medium?
Balanced Shielded Copper - uses a special connector, the HSSDC
65
1000BaseCX - max speed?
1000Mbps
66
1000BaseCX - max distance?
25m
67
1000BaseLX - medium?
MMF and SMF, Uses SC and LC connectors
68
1000BaseLX - max speed?
1000Mbps (1 Gbps)
69
1000BaseLX - max distance?
550m MMF 2,000m SMF
70
10GBaseT - medium?
UTP
71
10GBaseT - max speed?
10 Gbps
72
10GBaseT - max distance?
100m
73
10GBaseSR - medium?
MMF - 850nm laser
74
10GBaseSR - max distance?
300m
75
10GBaseSR - max speed?
10 Gbps
76
10BaseLR - medium?
SMF - 1,310nm laser
77
10GBaseLR - max speed?
10 Gbps
78
10GBaseLR- max distance?
10km
79
10GBaseER - medium?
SMF - 1,550nm laser
80
10GBaseER - max speed?
10 Gbps
81
10GBaseER - max distance?
40 km
82
10GBaseSW - medium?
MMF - 850nm laser transceiver
83
10GBaseSW - max speed?
10Gbps
84
10GBaseSW - max distance?
400m
85
10GBaseLW - medium?
SMF - typically used with SONET
86
10GBaseLW - max speed?
10 Gbps
87
10GBaseLW - max distance?
10km
88
10GBaseEW - medium?
SMF - 1,550nm optical wavelength
89
10GBaseEW - max speed?
10 Gbps
90
10GBaseEW - max distance?
40km
91
40GBaseT - medium?
UTP Cat 8
92
40GBaseT - max speed?
40Gbps
93
40GBaseT - max distance?
30m
94
What is the standard for "convergent digital home network for both wireless and wireline technologies"?
IEEE 1905.1-2013
95
What standards are included in IEEE 1905.1-2013
1. IEEE 802.11 (WiFi) 2. IEEE 1901 (Homeplug, HD-PLC) powerline networking 3. IEEE 802.3 Ethernet and multimedia over Coax (MoCA)
96
What is the powerline communtication standard?
IEEE 1901
97
What are two alternate names for Powerline Communications?
1. BPL - Broadband over powerline 2. PDSL - Powerline digital subscriber line.
98
What is the expected speed and max distance of BPL
500 Mbps, 1500m
99
What are the two technical challenges for BPL?
1. Power lines are noisy 2. The frequency is prone to interfering with shortwave communications.
100
WDM
Bidirectional Wave Division Multiplexing