Juniper Networks Certified Professional Enterprise Routing and Switching (JNCIP-ENT)

Here you have the best Juniper JN0-643 practice exam questions

Question 1 of 221

Which connection method do OSPF routers use to communicate with each other?

IP protocol number 89

TCP port 179

UDP port 179

IP protocol number 6

Correct Answer: A

Question 2 of 221

Which statement is true about default BGP route redistribution behavior?

IBGP-learned routes are advertised only to other IBGP peers.

EBGP-learned routes are redistributed into any IGPs.

EBGP-learned routes are advertised only to other EBGP peers.

EBGP-learned routes are advertised to other IBGP and EBGP peers.

Correct Answer: D

Question 3 of 221

In a PIM-SM network, which type of node helps to build a tree towards an unknown multicast source?

DIS

BSR

Correct Answer: B

Question 4 of 221

Which statement is true about MVRP?

It allows you to split a broadcast domain into multiple isolated broadcast subdomains.

It dynamically manages VLAN registration in a LAN.

It maps multiple independent spanning-tree instances onto one physical topology.

It is a Layer 2 protocol that facilitates network and neighbor discovery.

Correct Answer: B

Question 5 of 221

Which statement is true about LLDP?

It allows you to split a broadcast domain into multiple isolated broadcast subdomains.

It dynamically manages VLAN registration in a LAN.

It maintains a separate spanning-tree instance for each VLAN.

It is a Layer 2 protocol that facilitates network and neighbor discovery.

Correct Answer: D