Pass Your Exam On First Try Real Cisco 642-889 Exam Braindumps (61-70)

QUESTION 61
What is required on a Cisco IOS XR router to assign an interface to a VRF?

A.    Assign the VRF to the interface, and then re-enable Cisco Express Forwarding on the interface.
B.    Assign the VRF to the interface, and then reset the CE-to-PE routing protocol process.
C.    Shut the interface, assign the VRF to the interface, and then no shut the interface.
D.    Remove the IP address configuration on the interface, assign the VRF to the interface, and then
reconfigure the IP address on the interface.

Answer: D

QUESTION 62
When implementing VPLS on Cisco IOS XR routers, the VPLS PW neighbors can be statically defined under which configuration mode?

A.    bridge group
B.    bridge-domain
C.    vfi
D.    mpls ldp
E.    l2transport

Answer: C

QUESTION 63
On Cisco IOS XR platforms using the EVC infrastructure, which command is used to enable a Layer 2 VPN subinterface?

A.    interface gi0/0/0/0.10
switchport access vlan 10
B.    interface gi0/0/0/0.10
switchport mode tunnel dot1q-tunnel
C.    interface gi0/0/0/0.10
switchport mode trunk
D.    interface gi0/0/0/0.10
bridge-group 10
E.    interface gi0/0/0/0.10 l2transport

Answer: E

QUESTION 64
In Layer 3 MPLS VPN implementations, which protocol is used to carry the VPNv4 routes from PE to PE?

A.    RSVP
B.    IGP
C.    MP-BGP
D.    LDP

Answer: C

QUESTION 65
What happens if the destination MAC address is not present in the table for the packets that are received on one of the ACs in VPLS?

A.    Packets are switched only to the PW.
B.    Packets are flooded only to the other local ACs.
C.    Packets are flooded on all other ACs and on all PWs that are associated with the bridge domain.
D.    Packets are dropped.

Answer: C

QUESTION 66
Drag and Drop Question
Drag each item on the left to match the correct standard organization on the right.
661

Answer:
662

QUESTION 67
Drag and Drop Question
671

Answer:
672

QUESTION 68
Drag and Drop Question
681

Answer:
682

Hotspot Questions
QUESTION 69 – QUESTION 76
01
02
On PE7, which interface connects to the CE7 and what is the name of the VRF that interface is assoicated to? (Choose two.)

A.    Gi0/0/0/0
B.    Gi0/0/0/1
C.    Gi0/0/0/2
D.    Customer_1
E.    Customer_A
F.    Customer_CE7

Answer: BC

QUESTION 70
What type of routing is used between CE7 and PE7?

A.    OSPF
B.    BGP
C.    is-is
D.    RIPv2
E.    Static routing

Answer: E

Pass Your Exam On First Try Real Cisco 642-889 Exam Braindumps

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