Latest 4A0-106 Pass Guaranteed Exam Dumps with Accurate & Updated Questions
4A0-106 Exam Brain Dumps - Study Notes and Theory
NEW QUESTION 101
Which of the following about the configuration of VPRN Outbound Route Filtering (ORB on an Alcatel- Lucent 7750 SR is TRUE?
- A. When Outbound Route Filtering is configured, both the sending and acceptance of ORF are enabled by default.
- B. When sending is enabled, the ORF function takes the route target list configured in all outbound policies and pushes this list to the peer by default.
- C. When configuring ORF, the session with the peer must be cleared/reset for the new capability negotiation to take place.
- D. The ORF configuration must be done under the BGP neighbor context only.
Answer: C
NEW QUESTION 102
Which of the following about VPRN Outbound Route Filtering (ORF) is FALSE?
- A. A PE indicates its ORF capabilities to its neighbor PE in a BGP Open message.
- B. Resources consumed at the sender and receiver PEs can be reduced by using BGP ORF.
- C. BGP ORF is most effective when a large number of routes is being exchanged between two peers, and most routes are filtered out on arrival.
- D. BGP ORF allows a receiving PE to filter out unnecessary inbound routes.
Answer: D
Explanation:
Section: Volume B
NEW QUESTION 103
What command is required to configure the PE devices for a VPRN service on an Alcatel-Lucent 7750 SR?
- A. Address-family vprn
- B. Address-family vpn-ipv4
- C. Family vpn-ipv4
- D. Family vprn-ipv4
- E. Address-family vprn-ipv4
- F. Family vprn
Answer: C
NEW QUESTION 104
For the data packets in a VPRN, how is the inner label in an MPLS packet signaled?
- A. Signaled via MP-BGP and used to identify the customer VPRN.
- B. Signaled via MP-BGP and used to identify the egress PE.
- C. Signaled via RSVP and LDP and used to identify the customer VPRN.
- D. Signaled via RSVP and LDP and used to identify the egress PE.
- E. Signaled via T-LDP and used to identify the customer VPRN.
Answer: A
NEW QUESTION 105
Click the exhibit.
Which of the following best describes the output?
- A. The AS-Path is not present because VPN-IPv4 routes do not propagate the IPv4 AS-Path BGP attribute.
- B. The AS-Path is not present because a policy is configured on PE1 to set it to null.
- C. The AS-Path is not present because a policy is configured on CE1 to set it to null.
- D. The AS-Path is not present because a policy is configured on PE2 to set it to null.
Answer: B
NEW QUESTION 106
Click the exhibit.
Which VPRN type produces the output shown on router R1?
- A. APE hub and spoke VPRN
- B. ACE hub and spoke VPRN
- C. An extranet VPRN
- D. A full mesh VPRN
Answer: C
NEW QUESTION 107
Which of the following about inter-AS model B VPRN is TRUE?
- A. Model B supports the exchange of labeled IPv4 routes between ASBRs.
- B. Model B is highly scalable because the VPN-IPv4 routes are neither maintained, nor distributed by, the ASBRs.
- C. There is a dependency between the route target used in different autonomous systems.
- D. Model B requires the configuration of back-to-back VRFs between the ASBRs in different autonomous systems.
Answer: A
NEW QUESTION 108
In a Carrier Supporting Carrier (CSC) VPRN, which of the following is a benefit to the network provider?
- A. The solution scales as the number of VPNs offered by the customer carriers increases.
- B. The solution scales as the number of serviced customer carriers increases.
- C. No need to build and maintain its own backbone.
- D. The ability to manage end-customer services.
Answer: A
NEW QUESTION 109
Which of the following statements best describes the output from an Alcatel-Lucent 7750 SR shown below?
- A. The As-Path is not present as VPN-IPv4 routes do not propagate the IPv4 As-Path BGP attribute
- B. The As-Path is not present as it was removed with the s-override configuration command
- C. The As-Path is not present as it was removed with the o-as-path configuration command
- D. The As-Path is not present as a policy was configured to set it to the null value
Answer: D
NEW QUESTION 110
Click the exhibit.
For the extranet VPRN and community lists shown, which of the following communities will be included in the export policy applied to VPRN 20 on router R2?
- A. "Blue-Green"
- B. "Green-Only"
- C. "Extranet-VPN-Green"
- D. "Blue-Only" and "Blue-Green"
- E. "Blue-Only"
Answer: B
NEW QUESTION 111
Which of the following VPRN topologies must a customer implement to allow a given VRF to include routes from different VPRNs?
- A. A hub and spoke VPRN
- B. Either a hub and spoke or an extranet VPRN
- C. An extranet VPRN
- D. Either a full mesh or a hub and spoke VPRN
Answer: C
NEW QUESTION 112
Which of the following about the configuration of an inter-AS model C VPRN is FALSE?
- A. The ASBRs must be configured with "enable-inter-as-vpn".
- B. LDP must be configured in each AS.
- C. MP-iBGP sessions must be configured between the PE routers in each AS.
- D. MP-eBGP sessions must be configured between the ASBRs.
Answer: A
Explanation:
Section: Volume B
NEW QUESTION 113
Click the exhibit.
For the Inter-AS model B VPRN, which of the following about the inter-as-label output on ASBR1 is TRUE?
- A. ASBR1 includes labels 131068 and 131069 in the route update sent to ASBR2.
- B. ASBR1 includes label 131069 in the route update sent to ASBR2.
- C. ASBR1 includes label 131068 in the route update sent to ASBR2.
- D. ASBR1 includes label 131068 in the route update sent to PE1.
Answer: C
Explanation:
Section: Volume B
NEW QUESTION 114
Based on the VPRN BGP decision process, which of the following routes is selected first?
- A. The route received from the lowest peer IP address.
- B. The route with the lowest MED.
- C. The route with the lowest Origin.
- D. The route with the shortest AS Path.
Answer: D
Explanation:
Section: Volume A
NEW QUESTION 115
Which of the following about inter-AS model AVPRN is TRUE?
- A. VRF configuration is not required on the ASBRs.
- B. It is the most scalable of the Inter-AS models.
- C. Most routers that support VPRN functionality do not support model A by default.
- D. It is not necessary to run MPLS at the boundary between autonomous systems.
Answer: D
NEW QUESTION 116
Click the exhibit.
For the inter-AS model A VPRN, which of the following is FALSE when CE2 sends an IP packet to
192.168.1.1?
- A. ASBR1 pushes two labels on the IP packet and label-switches the packet to PEL.
- B. PE2 pushes two labels on the IP packet and label-switches the packet to ASBR2.
- C. ASBR2 pops one label from the IP packet and label-switches it to ASBR1.
- D. CE2 forwards an unlabeled IP packet to PE2 via the VPRN interface.
Answer: C
NEW QUESTION 117
Click the exhibit.
The CLI command "remove-private" is configured on PE1 to eliminate BGP loops in the VPRN. For the displayed route, what is the value of the AS-Path field?
- A. 64512 64496
- B. 0
- C. 1
- D. 64496 64512
Answer: C
NEW QUESTION 118
When would it be appropriate to use the as-override command?
- A. When sites of the same VPRN customer use the same BGP AS number
- B. When sites of different VPRN customers use different BGP AS numbers
- C. When sites of the same VPRN customer use different BGP AS numbers
- D. When sites of different VPRN customers use the same BGP AS number
- E. When the customer site AS number is the same as the provider AS number
Answer: A
Explanation:
Section: Volume A
NEW QUESTION 119
Which of the following about inter-AS model B VPRN is FALSE?
- A. The ASBRs exchange data packets that are encapsulated with a transport label and a service label.
- B. The CLI command "configure router bgp enable-inter-as-vpn" is required on the ASBRs.
- C. Model B does not require the configuration of VPRN instances on the ASBRs.
- D. The route target advertised in one AS is maintained and used in the remote AS.
Answer: A
NEW QUESTION 120
Which method does the Alcatel-Lucent 7750 SR use for the allocation of VPRN labels?
- A. One label per next-hop
- B. One label per tunnel
- C. One label per VRF
- D. One label per prefix
- E. One label per route
Answer: C
Explanation:
Section: Volume A
NEW QUESTION 121
Which of the following about the control plane in Carrier Supporting Carrier (CSC) VPRN is FALSE?
- A. The customer carrier does not learn any network provider internal routes.
- B. The network provider learns customer carrier PE system addresses.
- C. Routes exchanged between the customer carrier and the network provider are labeled.
- D. End-customer routes are populated in the network provider CSC VRF.
Answer: D
Explanation:
Section: Volume A
Explanation
NEW QUESTION 122
On a PE router, the VRF table for VPRN 10 contains: one local route, two BGP routes learned from a local CE. and three tunneled routes learned from a remote site. If we execute the command "configure service vprn 10 maximum-routes 2 log-only" on this PE router, how many routes are expected to be in the VRF?
- A. Two routes: the local route and one tunneled route.
- B. Six routes: the local route, the two BGP routes learned from the local CE, and three tunneled routes.
- C. Three routes: the local route and two tunneled routes.
- D. Five routes: the local route, the two BGP routes learned from the local CE, and two tunneled routes.
- E. Two routes: the local route and one BGP route learned from the local CE.
Answer: B
NEW QUESTION 123
Click the exhibit.
The CLI command "remove-private" is configured on PE1 to eliminate BGP loops in the VPRN. For the displayed route, what is the value of the AS-Path field?
- A. 64512 64496
- B. 0
- C. 1
- D. 64496 64512
Answer: C
NEW QUESTION 124
......
What is the duration of the 4A0-106 Exam
- Format: Multiple choices, multiple answers
- Number of Questions: 60
- Length of Examination: 90 minutes
Pass Nokia 4A0-106 Test Practice Test Questions Exam Dumps: https://www.examdumpsvce.com/4A0-106-valid-exam-dumps.html
