350-401 Certification Exam Questions with AI Explanations

QUESTION: 171

What mechanism does PIM use to forward multicast traffic?

PIM sparse mode uses a pull model to deliver multicast traffic.
PIM dense mode uses a pull model to deliver multicast traffic.
PIM sparse mode uses receivers to register with the RP.
PIM sparse mode uses a flood and prune model to deliver multicast traffic.

Answer(s): A

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QUESTION: 172

Refer to the exhibit.
The traceroute fails from R1 to R3.
What is the cause of the failure?

An ACL applied inbound on loopback0 of R2 is dropping the traffic.
The loopback on R3 is in a shutdown state.
Redistribution of connected routes into OSPF is not configured.
An ACL applied inbound on fa0/1 of R3 is dropping the traffic.

Answer(s): D

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Refer to the exhibit.
An engineer must establish eBGP peering between router R3 and router R4. Both routers should use their loopback interfaces as the BGP router ID.
Which configuration set accomplishes this task?

R3(config)#router bgp 200 R3(config-router)#neighbor 10.4.4.4 remote-as 100 R3(config-router)# neighbor 10.4.4.4 update-source Loopback0 R4(config)#router bgp 100 R4(config-router)#neighbor 10.3.3.3 remote-as 200 R4(config-router)#network 10.3.3.3 update-source Loopback0
R3(config)#router bgp 200 R3(config-router)#neighbor 10.24.24.4 remote-as 100 R3(config-router)#neighbor 10.24.24.4 update-source Loopback0 R4(config)#router bgp 100 R4(config-router)#neighbor 10.24.24.3 remote-as 200 R4(config-router)#neighbor 10.24.24.3 update-source Loopback0
R3(config)#router bgp 200 R3(config-router)#neighbor 10.4.4.4 remote-as 100 R3(config-router)#bgp router-id 10.3.3.3 R4(config)#router bgp 100 R4(config-router)#neighbor 10.3.3.3 remote-as 200 R4(config-router)#bgp router-id 10.4.4.4
R3(config)#router bgp 200 R3(config-router)#neighbor 10.24.24.4 remote-as 100 R3(config-router)#bgp router-id 10.3.3.3 R4(config)#router bgp 100 R4(config-router)#neighbor 10.24.24.3 remote-as 200 R4(config-router)#bgp router-id 10.4.4.4

Answer(s): D

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QUESTION: 174

An engineer is configuring GigabitEthernet1/0/0 for VRRP.
When the router has the highest priority in group 5, it must assume the master role.
Which command set should the engineer add to the configuration to accomplish this task? interface GigabitEthernet1/0/0 description To IDF A 38-70-774-10 ip address 172.16.13.2 255.255.255.0

standby 5 ip 172.16.13.254 standby 5 priority 100 standby 5 track 1 decrement 10
standby 5 ip 172.16.13.254 standby 5 priority 100 standby 5 preempt
vrrp 5 ip 172.16.13.254 vrrp 5 priority 100
vrrp 5 ip 172.16.13.254 255.255.255.0 vrrp 5 track 1 decrement 10 vrrp 5 preempt

Answer(s): C

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