1.1 Flashcards

1
Q

The network that touches the client

A

last mile

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2
Q

MEF services where QoS must be preserved

A

EPL, EPLAN, EPTREE

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3
Q

BGP PIC Edge applicable to PE routers

A

False

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4
Q

The specification of IPV4 came with two routing modes

A

Loose Source and Record Route (LSRR)
Strict Source and Record Route (SSRR)

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5
Q

SR Segment Classes

A

Global Segment
Local Segment

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6
Q

SRGB

A

Segment Routing Global Block

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7
Q

Range SRGB

A

16000 to 23999

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8
Q

Globally significant, distributed by an IGP
Manually defined and must be unique, usually defined on the loopback

A

IGP Prefix Segment

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9
Q

SR:
Locally significant
Describes a link
Automatically defined

A

IGP Adjacency Segment

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10
Q

SR:
Globally significant
Similar to IGP prefix Segment, but signaled by BGP
ECMP Aware

A

BGP Prefix Segment

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11
Q

Base voice channel

A

64k

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12
Q

T1 Circuit Band

A

1.544M

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13
Q

E1 Circuit Band

A

2048M

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14
Q

Fixed size of ATM cells

A

52 bytes

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15
Q

Typical xDSL operating distance

A

2 km

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16
Q

Cisco proprietary technology equivalent to DSL

A

Long Reach Ethernet Technology

17
Q

GSM Multiplexing
GSM Band

18
Q

GPRS Band

A

64 to 128K

19
Q

GPRS = 3G?
3G Bandwidth?

A

False
2 Mbps

20
Q

Sonet Hierarchy:
OC12
OC24
OC48
OC192
OC255

A

Optical Carrier
OC 12 – 622.08 Mbps
OC 24 - 1.244 Gbps
OC 48 - 2488 Gbps
OC 192 – 9.952 Gbps
OC 255 - 13.21 Gbps

21
Q

MPLS operation modes

A

Cell Mode - ATM
Frame mode - Ethernet

22
Q

OSPF natively supports IPv6 SR

A

False, ISIS does

23
Q

OC4 signal is equivalent to an STM1

A

False, an OC3

24
Q

Sonet is more used in the USA, SDH in Europe

25
CES is typically used to transmit voice and video over MPLS
False, CES is transported over ATM networks
26
TDMoIP is a transport technology optimized for carrying E1/T1, E3/T3 trunks and multi-line serial data over packet-switched networks (PSNs)
True
27
IPoDWDM is a technology that integrates Routers into DWDM
False, the opposite. In practice, it transfers the transponder function to a router card, so there is no need for optical to electrical to optical conversion in a DWDM system transponder. In summary: The Router operates as a transponder
28
Used to indicate failure and monitor performance in different network segments
OAM Protocols
29
Ospfv2 for SRv4 Ospfv3 does not support SR
True