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Exactprep 350-501 Questions

Page: 14 / 33
Question 56

Why do packet loops occur during the configuration of BlDlR-PIM?

Options:

A.

The network does not support BIDIR-PIM

B.

The network is partially upgraded to support BIDlR-PIM

C.

No interface for carrying traffic for multicast groups has been configured

D.

The router has not been configured to advertise itself

Question 57

Refer to the exhibit.

A network engineer must configure an LDP neighborship between two newly installed routers that are located in two different offices. Router 1 is the core router in the network and it has already established OSPF adjacency with router 2. On router 1 and router 2. interface fa0/0 is configured for BFD. Which additional configuration must the engineer apply to the two devices to meet the requirement?

Options:

A.

Router1(config)#int fa0/0 -

Router1(config-if)#mpls ldp autoconfig

Router2(config)#router ospf 1 -

Router2(config-router)#mpls ip

B.

Router1(config)#int fa0/0 -

Router1(config-if)#mpls ip -

Router1(config-if)#mpls ldp discovery transport-address interface

Router2(config)#int fa0/0 -

Router2(config-if)#mpls ip -

Router2(config-if)#mpls ldp discovery transport-address interface

C.

Route1(config)#int fa0/0 -

Router1(config-if)#mpls ldp autoconfig

Router1(config-if)#mpls ldp discovery interface

Router2(config)#router ospf 1 -

Router2(config-router)#mpls ldp autoconfig

Router2(config-if)#mpls ldp discovery interface

D.

Router1(config)#int fa0/0 -

Router1(config-if)#mpls ip -

Router2(config)#router ospf 1 -

Router2(config-router)#mpls ldp autoconfig

Question 58

Refer to the exhibit:

P3 and PE4 are at the edge of the service provider core and serve as ABR routers Aggregation areas are on either side of the core.

Which statement about the architecture is true?

Options:

A.

If each area is running its own IGP. the ABR routers must redistribute the IGP routing table into BGP

B.

To support seamless MPLS. TDP must be used as the label protocol

C.

If each area is running its own IGP. BGP must provide an end-to-end MPLS LSP

D.

To support seamless MPLS, the BGP route reflector feature must be disabled

Question 59

Refer to the exhibit:

Which command is used to complete this configuration for QoS class-based marking?

Options:

A.

PE-A(config-pmap-c)#set dscp ef

B.

PE-A(config-pmap-c)#fair-queue

C.

PE-A(config-pmap-c)#random-detect

D.

PE-A(config -pmap-c)#priority

Page: 14 / 33
Exam Code: 350-501
Exam Name: Implementing and Operating Cisco Service Provider Network Core Technologies (SPCOR)
Last Update: May 6, 2024
Questions: 452
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