JN0-348 Online Practice Questions and Answers

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

A. VRRP

B. Virtual Chassis

C. LAG

D. NSB

Referring to the exhibit, which configuration will force traffic to always use ae0.0 as long as it is active?

A. B. C. D.

Your network is configured with dynamic ARP inspection (DAI) using the default parameters for all the DHCP and ARP related configurations. You just added a new device connected to a trunk port and configured it to obtain an IP address using DHCP.

Which two statements are correct in this scenario? (Choose two.)

A. The DHCP server assigns the IP addressing information to the new device.

B. DAI validates the ARP packets for the new device against the DHCP snooping database.

C. The ARP request and response packets for the new device will bypass DAI.

D. DHCP snooping adds the DHCP assigned IP address for the new device to its database.

You want to advertise only a default route into a new area, which will be called area 7. In this scenario, which configuration statement would solve this problem?

A. user@host# set protocols ospf area 0.0.0.7 nssa default-lsa default-metric 10

B. user@host# set protocols ospf area 0.0.0.7 stub no-summaries

C. user@host# set protocols ospf area 0.0.0.7 stub default-metric 10

D. user@host# set protocols ospf area 0.0.0.7 stub

Which area is reserved for the OSPF backbone?

A. Area 0.0.0.0

B. Area 1.1.1.1

C. Area 2.2.2.2

D. Area 3.3.3.3

In which two STP states is a port active and a MAC address learned? (Choose two.)

A. blocking

B. forwarding

C. disabled

D. learning

Click the Exhibit button.

Your router is configured to peer with your ISP's router using BGP. You can only control your BGP configuration.

Which address families are negotiated between the two BGP peers shown in the exhibit?

A. inet-unicast inet-vpn-unicast 12vpn-signaling

B. inet-unicast

C. inet-vpn-unicast

D. inet-unicast inet-vpn-unicast 12vpn

Click the Exhibit button.

Referring to the output shown in the exhibit, which statement is correct?

A. 11.0.0.108/32 is being per-flow load-balanced

B. 11.0.0.102/32 is being per-packet load-balanced

C. 11.0.0.102/32 is being per-flow load-balanced

D. 11.0.0.108/32 is being per-packet load-balanced

An EBGP session sources its TCP connection from which IP address?

A. The IP address assigned as the router ID.

B. The IP address of the preferred address assigned to the loopback interface.

C. The IP address of the primary address assigned to the loopback interface.

D. The IP address of the interface that connects the two BGP speakers.

Click the Exhibit button.

A number of reports from end users indicate that internal and external communications are intermittent and not reliable. You verified the status of the switch ports and have determined that they are up and operational. You also noticed a very high level of link bandwidth utilization on those same ports. The current topology of the affected environment is shown in the exhibit.

What would be the cause of the reported issues?

A. A misconfigured interior gateway protocol (IGP).

B. A lack of a loop-prevention mechanism or protocol.

C. A lack of port-based ACLs filtering the traffic flows.

D. A malformed route-based ACL improperly filtering traffic flows.