Braindumps of 4A0-107
Alcatel-Lucent Quality of Service
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QUESTION NO: 1
True of False: A proper end-to-end QoS solution is becoming
more of an issue even as more bandwidth is being made
available to today's bandwidth-intensive, interactive
QUESTION NO: 2
Which of the following are examples of metrics for QoS?
A. Delay, jitter, packet loss
B. Latency, FIFO, WRED
C. Signal degradation, attenuation, line loss
D. SNR, radial CODEC inversion, latency
E. Inverse Queue Depletion, delay, packet loss
QUESTION NO: 3
Which of the following are Ethernet SAP encapsulation
types? Choose all that apply.
G. Frame Relay
QUESTION NO: 4
Which of the following are not considered a differentiator/classifier
of customer traffic at layer 2 or 3 of the OSI model?
Choose all that apply.
C. IP Precedence
D. TCP/UDP Port numbers
E. HTML version
QUESTION NO: 5
Which of the following statements are true regarding
the DSCP bits? Choose 3 answers.
A. The precedence level bits define 4 Assured Forwarding
B. The three least significant bits of the DSCP bits
specify the drop probability
C. The 8 bits of the TOS field are used for DSCP
D. To convert DSCP to IP Precedence the three most significant
bits are matched
E. DSCP provides for 64 precedence levels with 3 drop
QUESTION NO: 6
Pick from the following list the 3 major components
of the QoS features on the Alcatel-Lucent 7750 SR.
A. Virtual inflow classification
B. Real-timeQoS shaping
C. Traffic classification
D. 802.1q p-bit rate-limiting
E. Buffer memory management
F. Traffic scheduling
QUESTION NO: 7
The IOM is responsible for which of the tasks listed
below? Choose 3 answers.
A. Local processing of critical control plane functions
B. IPSec VPN hardware accelerated encryption
C. Queuing, scheduling, and buffer management
D. IP/MPLS/MAC forwarding lookup
E. Layer 2 / Layer 3 encapsulation
QUESTION NO: 8
Which of the following statement is true with regards
to Q-in-Q on the Alcatel-Lucent 7750 SR?
A. Q-in-Q defines a mechanism for encapsulating queued
DSCP traffic at the provider edge
B. Q-in-Q is a new protocol thatsupercedes 802.1p priority-bit
mapping in a QoS-aware network
C. The use of either the inner or outer 802.1p bits
in the 802.1q frames forQoS classification can be configured
on the Alcatel-Lucent 7750 SR
D. Q-in-Q is a protocol which re-encapsulates trunked
p-bits in an outer label that is mapped into the EXP
bits in an MPLS backbone
E. none of the above
QUESTION NO: 9
Which of the following are not categories of forwarding
classes on the Alcatel-Lucent 7750 SR? Choose 3 answers.
D. High Priority
QUESTION NO: 10
Which of the following are Trusted boundaries by default?
Choose 2 answers.
A. An IES SAP
B. A VPLS SAP
C. A network port
D. A VPRN SAP
E. An access port
QUESTION NO: 11
True of False. There is a default network policy applied
to all router interfaces?
QUESTION NO: 12
Which of the following are characteristics of DSCP.
Choose 3 answers?
A. Part of the layer 3 header
B. A 6-bit field of which the first 3 bits indicate
the IP Precedence bits
C. Specifies 8 different priorities
D. Specifies 3 precedence levels
E. Part of the layer 2 header
F. Specifies 64 different per hop behaviors
QUESTION NO: 13
On the Alcatel-Lucent 7x50 SR, on what port is classification
A. Access ports
B. Network ports
C. Access ports with q-in-q encapsulation
D. Both access and network ports
E. Neither access or network ports