JN0-348 Exam Questions

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...

Which two requirements must be satisfied before graceful restart will work? (Choose two.)

You configured a GRE tunnel that traverses a path using default MTU settings. You want to ensure that packets are not dropped of fragmented. In this scenario, what is the maximum p...

You have configured the router with an IS-IS interface metric of 2048. However, the IS-IS interface metric of 63 is being applied for the interface of this router. What must you do...

When configuring firewall filters, which function does the interface-specific parameter enable on an EX Series switch?

Which two statements describe BGP attributes? (Choose two.)

Which two OSPF header fields must match to form an adjacency over a broadcast connection? (Choose two.)

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?

You want to configure your Junos device so that routing information from certain prefixes on a neighboring router are ignored. What should you configure on your device?

Which three mechanisms are associated with the bridging process? (Choose three.)

Your network connections to the Internet through two different ISPs using EBGP. You must ensure that ISP1 is the primary path used for all traffic entering your network while using...

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

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

You are enabling dynamic ARP inspection on an EX4300 switch. Which service is enabled by default in this scenario?

Which two sequences correctly describe the processing order of firewall filters on an EX Series switch? (Choose two.)

Which statement is true when using LAGs with an EX4300?

How many bytes of overhead are added to a packet traversing a GRE tunnel?

You added a new ESXi host connected to port ge-0/0/1. One of the VMs configured with VLAN 10 is not reachable from any other device on the switch. To troubleshoot, you decide to ve...

You are adding a new EX4300 member switch to your existing EX4300 Virtual Chassis. However, the new member is not running the same Junos version as the other members. By default, w...

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

What are two characteristics of IS-IS CSNPs? (Choose two.)

What are two methods for reducing the size of an OSPF link-state database? (Choose two.)

Referring to the exhibit, which router becomes the OSPF DR when all routers are powered on at the same time?

Based on the output shown in the exhibit, which statement is correct?

Referring to the exhibit, Router-1 is attempting to form an EBGP session with Router-2. However, BGP routes are never exchanged between Router-1 and Router-2. What is causing the p...

Given the route shown in the exhibit, which two prefixes contribute to the aggregate route? (Choose two.)

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 sho...

Referring to the exhibit, what is the problem?

Referring to the exhibit, which two statements are correct? (Choose two.)

Which statement is correct about the ISO NET address shown in the exhibit?

Which statement is true about the configuration shown in the exhibit?

Referring to the exhibit, what do the asterisks (*) indicate?

In the exhibit, each IP subnet in the campus environment is associated with a unique VLAN ID. Which action will ensure that Host C will communicate with Host A and Host B?

A recent security audit indicates that peer-to-peer applications are allowed on the guest VLAN and employees may have been using the guest VLAN for this purpose. You deploy the con...

Referring to the output shown in the exhibit, which two statements are true?

Referring to the exhibit, which configuration change is needed for an IS-IS Level 1 adjacency between R1 and R2?

Based on the traceoptions output shown in the exhibit, what is the problem with the adjacency?

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

You manage the Layer 2 network shown in the exhibit. You experience a failure on the ge-0/0/0 link between Switch-1 and Switch-2. Which statement is correct about the expected beha...

You want to prevent rogue BPDUs from lab devices reaching the internal through the Lab_Switch device. Referring to the exhibit, what should be done to accomplish this task?

Referring to the exhibit, which two statements about BGP prefixes advertised by R1 to AS 65501 are true? (Choose two.)

Which two statements about DHCP snooping are correct? (Choose two.)

Which statement is true about Layer 2 firewall filters on EX Series switches?

Which OSPF packet type is sent when an OSPF router detects its database is stale?

Referring to the exhibit, all users connected to the same VLAN can communicate with each other, but not with users on other VLANs in this network. What must be configured to enable...

Referring to the exhibit, Router-1 and Router-2 are failing to form an IS-IS adjacency. What should you do to solve the problem?

What are two interarea OSPF LSA types? (Choose two.)

You want to use filter-based forwarding (FBF) to forward traffic sourced from subnet 10.0.0.0/24 to a specific destination. Which two routing instance types would enable you to acc...

Which statement is true about IP-IP tunnels?

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