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Viewing questions 21-30 out of questions
Questions # 21:

Which of the following statements best describes the output from an Nokia 7750 SR shown below?

Options:
A.

The As-Path is not present as it was removed with the s-override configuration command

B.

The As-Path is not present as it was removed with the o-as-path configuration command

C.

The As-Path is not present as a policy was configured to set it to the null value

D.

The As-Path is not present as VPN-IPv4 routes do not propagate the IPv4 As-Path BGP attribute

Expert Solution
Questions # 22:

Click the exhibit.

Question # 22

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?

Options:
A.

PE1 pushes three labels on the IP packet: a VPN label, a BGP label, and an LDP transport label.

B.

ASBR1 pops the LDP and BGP labels and swaps the VPN label.

C.

ASBR2 pops the BGP label and pushes an LDP transport label.

D.

PE2 pops two labels and forwards the unlabeled packet to its destination.

Expert Solution
Questions # 23:

You are configuring a VPLS spoke termination to a VPRN on an Nokia 7750 SR. If LDP is used for all transport tunnels, what type of sessions are established by the VPRN PE router that is configured with the spoke termination?

Options:
A.

T-LDP and LDP sessions with the other VPRN PE routers and the VPLS PE router

B.

T-LDP sessions with the other VPRN PE routers and the VPLS PE router

C.

LDP sessions with the other VPRN PE routers and the VPLS PE router

D.

LDP sessions with the other VPRN PE routers, and both T-LDP and LDP sessions with the VPLS PE router

E.

T-LDP and LDP sessions with the other VPRN PE routers and LDP sessions with the VPLS PE router

Expert Solution
Questions # 24:

In a VPRN that uses MPLS transport tunnels, which of the following statements about P devices is TRUE?

Options:
A.

P devices participate in service provider core routing.

B.

P devices are not required to be MPLS-enabled.

C.

P devices must be aware of the VPRNs.

D.

P devices must support MP-BGP.

Expert Solution
Questions # 25:

Click the exhibit.

Question # 25

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is a BGP/MPLS service provider. Which of the following describes the routes present in PE1's global routing table?

Options:
A.

The system address of PE2 is present. The system addresses of CSC-PE1 and CSC-PE2 are not present.

B.

The system addresses of PE2, CSC-PE1 and CSC-PE2 are all present.

C.

The system address of CSC-CE1, the route 192.168.10.1, and the route 192.168.20.1 are all present.

D.

The system address of PE2 and the route 192.168.20.1 are present.

Expert Solution
Questions # 26:

Which of the following commands produces the output for the inter-AS model B VPRN?

Question # 26

Options:
A.

show router 10 bgp routes vpn-ipv4

B.

show router bgp routes

C.

show router bgp routes vpn-ipv4

D.

show router route-table

Expert Solution
Questions # 27:

Click the exhibit.

Question # 27

AS-override is configured on PE1 to eliminate the BGP loops. What is the expected AS-Path in the VPN-IPv4 route 64496:10:192.168.2.0/27 received by PE1?

Options:
A.

64496 64497

B.

64496

C.

64497

D.

64497 64497

Expert Solution
Questions # 28:

Click the exhibit.

Question # 28

For the Inter-AS model B VPRN, which of the following about the inter-as-label output on ASBR1 is TRUE?

Options:
A.

ASBR1 includes label 131069 in the route update sent to ASBR2.

B.

ASBR1 includes label 131068 in the route update sent to ASBR2.

C.

ASBR1 includes label 131068 in the route update sent to PEL

D.

ASBR1 includes labels 131068 and 131069 in the route update sent to ASBR2.

Expert Solution
Questions # 29:

Community lists are configured for the PE hub and spoke VPRN.

Question # 29

Which communities should be imported by the VPRN service on PE1?

Options:
A.

“Spoke_Sites”

B.

“Hub_Site”

C.

“Spoke_Sites” and “Hub_Site”

D.

No communities should be imported.

Expert Solution
Questions # 30:

Click the exhibit.

Question # 30

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is an Internet Service Provider (ISP). If CE1 sends an IP packet to 192.60.100.1, which of the following is FALSE?

Options:
A.

PE1 pushes an LDP transport label.

B.

CSC-PE1 pops the BGP label and pushes two labels: a VPN label and an MPLS transport label.

C.

CSC-PE2 pops the MPLS transport label and pushes a BGP label.

D.

CSC-CE2 pops the BGP label and pushes an LDP transport label.

Expert Solution
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Viewing questions 21-30 out of questions