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Enterprise Routing and Switchings: 65 (JN0-648) - Juniper Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
90 Total Questions
1
Question
You have an IPv4 multicast network configured as PIM-SM.

What must be done before replacing your static RP with auto-RP?
Options
A Configure auto-RP domains on each router in the network.
B Enable each router in the network to forward multicast packets.
C Enable sparse-dense mode on each of the routers in the network.
D Configure each router in the network as a candidate BSR.
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2
Question
Refer to Exhibit:

Exhibit

You have a workstation and a VoIP phone connected to port ge-0/0/1 on an access switch. Referring to the exhibit, which two statements are true? (Choose two.)
Select 2
Options
A The phone will automatically be assigned a VLAN ID.
B All frames that exit interface ge-0/0/1 will belong to the data VLAN.
C Frames that exit interface ge-0/0/1 on the data VLAN will be tagged.
D Voice frames that enter interface ge-0/0/1 will be forwarded as expedited forwarding traffic.
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3
Question
Exhibit.

Exhibit

A router is attempting to form an OSPF neighborship with another router However, the OSPF neighborship fails to establish completely Referring to the exhibit, what is the problem?
Options
A There is an interface MTU mismatch
B There is an interface type mismatch
C There is an OSPF area mismatch
D There is an interface subnet mask mismatch
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4
Question
Which two statements are true regarding bidirectional PIM? (Choose two )
Select 2
Options
A Devices only store group specific entries.
B Forwarding paths can be suboptimal
C It eliminates the need for an RP.
D It uses multicast tunneling to forward traffic
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5
Question
You have PIM SM multicast configure and running in a network environment comprised of EX4300 devices. Your customer report increased delay when switching channels using IPTV. To help decrease the delay, you implement PIM join balancing. You add the set protocol pim join-load-balance command to the configuration. After committing, you notice that the flows are still using one path. In this scenario, which statement is correct?
Options
A PIM join load-balancing also be configured.
B The clear pim join-distribution command must be issued.
C The interface must be specified to use for load balancing
D IGMP snooping must be configured.
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