Network+ basics5 Flashcards by Brian Selman

Q

T1

A

24 channels

64 kbit per channel

1.544 mbit line rate

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Q

E1

A

32 channels

64 kbit per channel

2.048 mbit line rate

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Q

T3

A

Delivered on coax

28 T1 circuits

44.736 mbit

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Q

E2

A

16 E1 circuits

34.368 mbits

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Q

Circuit switching

A

Circuit is established between endpoints before data passes

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Q

POTS

PSTN

A

plain old telephone service

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Q

Packet switching

A

Data is grouped into packets

Media is usually shared

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Q

RS-323

A

Serial communication standard

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Q

Couplers

A

Conect cables together

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Q

BNC connector

A

Coaxial cable connector

RG-58 used in 10BASE2

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Q

66 block

A

Patch panel for analog voice

Left side is patched to the right

wire and punch down tool

replaced by 110 blocks

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Q

110 block

A

wire to wire patch panel

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