Free Juniper Enterprise Routing and Switching Specialist Exam JN0-348 Exam Practice Test

Which two sequence correctly describes the processing order of firewall filters on an EX Series switch? (Choose tw0.)

• router filter > VLAN filter > port filter > transmit packet
• port filter > VLAN filter . router filter > transmit packet
• receive packet > port filter > VLAN filter > router filter
• receive packet > router filter > VLAN filter > port filter

What are two advantages of a point-to-point OSPF adjacency? (Choose two.)

• Only a DR is elected.
• No type 1 LSAs are generated.
• No Type 2 LSAs are generated.
• There are quicker neighbor establishment.

How many bytes of overhead does an IP-IP tunnel add to a packet?

• 24 bytes
• 14 bytes
• 20 bytes
• 28 bytes

When electing a DIS in an IS-IS network, what is used to break a priority tie?

• highest router ID
• highest MAC address
• lowest MAC address
• lowest router ID

What is the default BGP group type on a Junos device?

• Internal
• External
• Multihop
• null

Which statements is true when using LAGs with an EX4300?

• Speeds on member links can differ.
• Member links must be contiguous.
• Half duplex is supported on the LAG.
• You can have up to member links per LAG.

Which Junos feature allows you to combine multiple interface into a single bundle?

• VRRP
• Virtual Classis
• LAG
• NSB

What are the three possible port states when using RSTP? (Choose two.)

• Forwarding
• Learning
• Discarding
• Listening
• Tagging

You want to prevent rogue BPDUs from lab devices reaching the internal network through the lab_Switch device.

• Referring to the exhibit, what should be done to accomplish this task?
• Configure protocols rstp with the bpdu-block-on-edge parameter for interface xe-0/2/0.
• Configure the three lab ports as edge ports.
• Configure an input on interface xe-0/20 to discard the RSTP packets.

Which two situations would cause dynamic ARP inspection to drop traffic? (Choose two.)

• If no IP-to-MAC address entry exists in the DHCP snooping database
• If the IP address in the ARP packet is deemed invalid
• If the requested MAC address exceeds the configured limit on the port
• If the ARP packet comes from a port that has been configured as trusted