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 module 7

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Registration date : 2007-02-22

PostSubject: module 7   Fri Nov 30, 2007 5:42 pm

CCNP 2
Chapter 7
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Which flag is set by a Frame Relay switch to inform the receiving station that congestion was experienced?

BECN
DE
FECN X
FCS
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which term defines the clock speed of the connection to the Frame Relay cloud?

committed information rate
local access rate X
committed burst
excess information rate
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which type of network can provide multiple levels of bandwidth and service?

circuit-switched
dial-up networking
packet-switched X
dail-on-demand
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
What is used to set the peak and average rates for individual VCs?

Frame Relay access list
Frame Relay priority list
Frame Relay map class X
Frame Relay queue list
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which parameter is used to provision network resources and regulate usage?

local access rate
committed information rate X
excess information rate
excess burst
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
What kind of Frame Relay traffic shaping does the following Map Class command define, when applied to an interface?

ROUTA(config) #map-class frame-relay BECN
ROUTA(config-map-class) #frame-relay adaptive-shaping becn
ROUTA(config-map-class) #exit


Defines the average rate, in bits per second, that are allowed on VCs associated with the map class.
Defines the peak rate, in bits per second, that are allowed on VCs associated with the map class.
Defines a dynamically fluctuating rate at which the router sends packets. X
Defines a static rate, in bits per second, that are allowed on VCs associated with the map class.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which frame relay traffic shaping feature is effectively creating a virtual time-division multiplexing network?

adaptive enforcement based on BECNs
adaptive enforcement based on FECNs
traffic shaping using queuing mechanisms
rate enforcement on a per-VC basis X
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which command enables Frame Relay traffic shaping on an interface?

frame-relay map-class
traffic-shaping frame-relay
traffic-shaping
frame-relay traffic-shaping X
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which three are considered frame relay traffic management tools? (Choose three.)

rate enforcement on a per-VC basis X
traffic shaping using queuing mechanisms X
adaptive shaping based on route filtering
rate enforcement on a per-BECN basis
adaptive shaping based on BECNs X
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
What does the term excess information rate define in Frame Relay traffic-management terminology?

the occurrence of congestion
the sum of all the CIRs on all the virtual circuits
the rate that the frame relay switch agrees to transfer data
the maximum bandwidth that is available to the customer X
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which Frame Relay traffic shaping type allows configuration of a peak rate to limit outbound traffic?

traffic shaping using queuing mechanisms
adaptive enforcement based on BECNs
adaptive enforcement based on FECNs
rate enforcement on a per-VC basis X
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
What is sent to the source router when a Frame Relay switch recognizes congestion?

an FECN
a BECN X
a Bc
nothing
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which Frame Relay traffic-shaping command defines rate enforcement parameters?

frame-relay traffic-rate 9600 18000 X
frame-relay traffic-rate 18000 9600
frame-relay adaptive-shaping 9600 18000
frame-relay adaptive-shaping 18000 9600
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
What is the maximum rate that data can be sent through a Frame Relay network if the local loop is a T1?

768 Kbps
2.048 Mbps
1.544 Mbps X
64 Kbps
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which command will associate a map-class with a subinterface?

frame-relay traffic shaping
map-class frame-relay
frame-relay class X
encapsulation frame-relay
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
In which portion of the Frame Relay header are the FECN and BECN bits located?

Q.921 header
ethernet header
Q.922 header X
Q.931 header
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
What does it mean when a service provider allows the customer to purchase a CIR of 0?

The provider will guarantee all throughput.
The provider will not guarantee any throughput. X
The CIR will be defined at a later time.
The service will be used to provide a bandwidth analysis.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which Frame Relay traffic management method allows for granularity in the prioritization of traffic?

adaptive enforcement based on BECNs
traffic shaping using queuing mechanisms X
rate enforcement on a per-VC basis
adaptive enforcement based on FECNs
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Which field in the output of the show frame-relay pvc command will provide the current committed burst size?

CIR
Bc X
Be
BECN
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Which Frame Relay term describes a network where the sum of the CIRs on all the VCs exceeds the access line speed?

excess burst
discard eligibility
excess-information rate
oversubscription X
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