100% PASS RATE Nokia SRC Certification 4A0-C02 Certified Exam DUMP with 638 Questions [Q283-Q303]

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100% PASS RATE Nokia SRC Certification 4A0-C02 Certified Exam DUMP with 638 Questions

Updates For the Latest 4A0-C02 Free Exam Study Guide!

Nokia 4A0-C02 Exam Syllabus Topics:

Topic	Details
Topic 1	Describe the operation of the basic VPRN architecture Explain the interaction between BGP and interior gatewayprotocol (IGP)
Topic 2	Implement loop prevention in VPRN using multiple techniques Describe the use of active and standby pseudowires to achieve redundancy instead of STP
Topic 3	Configure and verify BGP advertise-external, add-paths, and FRR on Nokia SR Describe the operation of BGP fast reroute
Topic 4	Describe the basic Internet Architecture and related elements Scale iBGP by deploying confederations or route reflections
Topic 5	Successfully configure, monitor and troubleshoot a network of multiple BGP peers Implement BGP policies in an Nokia environment
Topic 6	Describe the operation of providing Internet access using various techniques Demonstrate a sound understanding of BGP mechanics and the role of BGP attributes
Topic 7	Explain the key scalability concerns in large VPLS deployments Manage a VPLS infrastructure, and troubleshoot and repair a misconfigured VPLS
Topic 8	Understand full, hub and spoke, and extranet VPRN topologies Plan and implement a basic BGP network using Nokia SR OS

QUESTION 283
What is the maximum number of forwarding subclasses a forwarding class can have?

QUESTION 284
For the inter-AS model B VPRN, which of the following is TRUE when CE2 sends an IP packet to 192.168.1.1?

PE2 pushes one label on the IP packet and forwards it to ASBR2.

ASBR2 sends the IP packet with one label to ASBR1.

ASBR1 sends the IP packet with one label to PEL

PE1 pops one label off the IP packet and forwards it to CE1.

QUESTION 285
Which of the following statements is true regarding the Route Distinguisher? (Choose three)

It is an 8 byte value containing 3 fields

The Route Distinguisher must have the same value as the Route Target.

The Administrator field contains either an AS number or an IP number

To ensure uniqueness, Route Distinguishers are assigned by the IANA.

The Route Distinguisher is not used if the customer addresses do not overlap

The Assigned Number field must contain a public IP address

QUESTION 286
An extranet VPRN is configured on Alcatel-Lucent 7750 SRs. On which router(s) should the displayed configuration be applied?

Router R1

Router R2

Routers R1 and R2

Router R3

Router R4

QUESTION 287
Which command is used to generate the output from an Alcatel-Lucent 7750 SR shown below?

Show service 3

Show service id 3

Show service 3 base

Show service id 3 base

Show service 3 detail

Show service id 3 detail

QUESTION 288
Which of the following statements best describes the output from an Alcatel-Lucent 7750 SR shown below?

The BGP session from PE to P is not operational

The BGP session between PEs is operational

The BGP session between PE and CE is not operational

The BGP session from PE to CE is operational

The BGP session between PEs is not operational

QUESTION 289
Click the exhibit.

For the inter-AS model B VPRN, which of the following protocols is used to advertise routes between PE1 and ASBRI?

iBGP

eBGP

MP-iBGP

MP-eBGP

QUESTION 290
The headquarter sites of VPRN 10 and VPRN 20 are part of an extranet VPRN. Which route targets should be exported under the VPRN 20 service on router R1?

Target:65100:2 and target:65100:3

Target:65100:1 and target:65100:2

Target:65100:1 and target:65100:3

Target:65100:1, target:65100:2 and target:65100:3

QUESTION 291
When ports configured with IEEE 802.3ah EFM are operationally down, what must the device do before declaring the ports are up?

The device will try to force the other side up using the evaluating flag in the PDU.

The device will wait for the trasmit-interval of 5 before trying to rediscover the neighbor.

The device will detect the port change and will wait for normal operation mode.

The device will detect the port change and revert to discovery mode.

QUESTION 292
Click the exhibit.

When router A receives the BGP update for the 192.168.0.1/27 prefix, it propagates it to routers B and C.
What action is taken by router B when it receives the update?

Router B propagates the BGP update to routers D and C.

Router B propagates the BGP update to router D.

Router B detects duplicates in its BGP database and discards the update.

Router B propagates the update to routers A, C and D.

QUESTION 293
Which of the following statements about an autonomous system is FALSE?

An AS is a set of routers under a single technical administration.

An AS efficiently advertises all IGP known routes to other ASs.

An AS presents a consistent routing policy to other autonomous systems.

An AS has a 2-byte or 4-byte AS number assigned.

QUESTION 294
Which of the following statements about a management VPLS are true? (Choose 2)

A management VPLS carries customer traffic over the non-blocking spoke-SDP

A VPLS service must be defined as a management VPLS upon creation to take on the role of a management VPLS

The state of a spoke-SDP within a user VPLS will take on the state of the spoke-sdp within the management VPLS.

The management VPLS must be created before the user VPLS.

QUESTION 295
In the image shown above, the SAP-ingress policy is applied properly to a Nokia 7750 SR. A traffic stream is received from an IP address of 192.168.1.1 with DSCP set to EF. Which forwarding class and priority level is used for this traffic stream?

FC H1, high

FC EF, high

FC H2, low

FC EF, low

QUESTION 296
Which of the following functions must a PE router support when participating in a VPLS service? (Choose 3)

MAC learning

Frame replication

Frame fragmentation

Frame forwarding

Must discard frames with an unknown destination MAC

MSTP

QUESTION 297
Which command should be used on an Alcatel-Lucent 7750 SR acting as the PE, to view the table containing the BGP routes received from the remote sites?

Show router bgp routes

Show router bgp routes address-family vpn-ipv4

Show router bgp routes <service-id>

Show router <service-id> bgp routes

QUESTION 298
Which of the following is not an available option for Route Distinguisher assignment?

One Route Distinguisher per VRF route

One Route Distinguisher per VRF

One Route Distinguisher per VRF per site

One Route Distinguisher per VPN

QUESTION 299
Click the exhibit.

The headquarter sites of VPRN 10 and VPRN 20 are part of an extranet VPRN. Which route targets should be exported under the VPRN 20 service on router R1?

Target:65100:2 and target:65100:3

Target:65100:1 and target:65100:2

Target:65100:1 and target:65100:3

Target:65100:1, target:65100:2 and target:65100:3

QUESTION 300
All sites in the displayed network require Internet access. Route reflector 1(RR1) is used for Internet routes only and route reflector 2(RR2) is used for VPN routes only. Which of the following is FALSE?

BGP sessions between RR1 and PE routers support only the IPv4 address family.

BGP sessions between RR2 and PE routers support only the VPN-IPv4 address family.

RR2 establishes BGP sessions with PEL PE2 and PE3.

RR1 establishes BGP sessions only with PE1 and PE2.

QUESTION 301
Click on the exhibit below.

The VPLS service MTU on R2 is 1514 bytes. What must the service MTU be on all other routers participating in the VPLS?

The service MTU must be equal to or smaller than 1514 bytes.

The service MTU must be 1514 bytes.

The service MTU must be equal to or greater than 1514 bytes.

The service MTU can be any value.

QUESTION 302
Click the exhibit.

Which of the following is a valid BGP configuration for router R2?

Option A

Option B

Option C

Option D

QUESTION 303
Click the exhibit.

For the inter-AS model C VPRN, which of the following is FALSE when an IP packet is sent from 192.1.1.1 to 192.2.1.1?