JN0-349 Exam Questions

What information is included in the DHCP snooping database? (Choose two.)

Which three statements are correct about the voice VLAN feature? (Choose three.)

Which two statements are correct about aggregate routes in the Junos OS? (Choose two.)

Which device is used to separate collision domains?

What are two types of IS-IS PDUs? (Choose two.)

What are three extended BGP communities? (Choose three.)

Which two statements are true about DIS elections in IS-IS? (Choose two.)

Host-1 was recently added in the network and is attached to ge-0/0/10 on Switch-A. Host-1 is powered on and has its interface configured with default Layer 2 settings and an IP add...

Router-1 and Router-2 need to connect through the Internet using a tunneling technology. Hosts that are connected to Router-1 and Router-2 will be sending traffic up to 1500 bytes....

Click the Exhibit button. Given the configuration shown in the exhibit, what will be the threshold for storm control?

Your BGP router receives routes from two upstream ISPs: ISP A and ISP B. In this scenario, which change would you make to prefer routes from ISP A?

Each PC and IP phone in your network is connected to a switch using the same port. All incoming data traffic is untagged and belongs to the v10 VLAN, while traffic coming from the...

What are three reasons a BGP route would be hidden? (Choose three.)

Click the Exhibit button. You have an ESXi host that is connected to ge-0/0/23 on a Juniper EX Series switch. You added a new VM that will also use the same ge-0/0/23 interface. Un...

Click the Exhibit button. A routing table contains multiple BGP routes to the same destination prefix. The route preference is the same for each route. Referring to the exhibit, wh...

Which two statements are true regarding RIB groups? (Choose two.)

By default, how long will a learned MAC address be retained in the bridge table on an EX Series switch?

Click the Exhibit button. Referring to the exhibit, which interface is assigned the active VIP?

Click the Exhibit button. Referring to the exhibit, which devices will receive the packet sent by User B?

If an EX Series switch receives a frame with a known destination MAC address, what is the expected behavior?

Your router is learning the 172.25.11.0/24 prefix from both the BGP and OSPF protocols. A routing policy is configured on your device to advertise the prefix to an established BGP...

What is a characteristic of OSPF ASBRs?

You have an OSPF NSSA area that is also receiving IS-IS routes on the ASBR. In this scenario, which LSA type is used to announce external IS-IS routes?

Which two statements about the default load-balancing behavior for the Junos OS are correct? (Choose two.)

Click the Exhibit button. Referring to the exhibit, what does the asterisk(*) following the ge-0/0/5.0 interface indicate?

What are three requirements to ensure proper GRE or IP-IP tunnel routing? (Choose three.)

You are configuring IBGP and you must ensure that reachability is maintained between participating routers, even if the physical topology changes. Which two actions should you perf...

What are three reasons a router would send out an IS-IS link-state PDU? (Choose three.)

Which two statements about Layer 2 firewall filters are correct? (Choose two.)

What is the default route preference for BGP?

Which two statements about Layer 2 loop prevention protocols are correct? (Choose two.)

You have two routers unable to form an IS-IS Level 1 adjacency. Which two statements describe a reason for this problem? (Choose two.)

Which statement is correct about the OSPF router ID (RID)?

Click the Exhibit button. Which statement is true about the configuration shown in the exhibit?

Which two statements are true about a unified in-service software upgrade (ISSU)? (Choose two.)

Which three statements describe what happens when processing a frame for a switched packet? (Choose three.)

The next hop for the route is not reachable. In this scenario, what are two ways that BGP handles this route? (Choose two.)

Click the Exhibit button. You are configuring IS-IS on the newly provisioned ae88 interface. After you commit the configuration, you notice that your adjacency is not showing up. R...

Click the Exhibit button. You are troubleshooting OSPF issues on your device. You run a trace log and receive the error shown in the exhibit. What would case this error?

Click the Exhibit button. Referring to the exhibit, which set of interfaces is enabled for Ethernet switching?

Which two statements about Layer 2 loop prevention protocols are correct? (Choose two.)

Which protocol supports tunneling of non-IP traffic?

Click the Exhibit button. You are attempting to set up IS-IS on a device that has two interfaces (ge-0/0/1.0 and ge-0/0/2.0) in Level 1 and one interface (ge-0/0/0.0) in Level 2; h...

Click the Exhibit button. Referring to the exhibit, which router will be selected as the DR?

Click the Exhibit button. Referring to the exhibit, which three statements are correct? (Choose three.)

You are asked to configure filter-based forwarding (FBF) to forward traffic sourced from a specific subnet to a webserver. In this scenario, which mechanism is used to add interfac...

Click the Exhibit button. Referring to the exhibit, which port will be selected as the RSTP root port on Switch-4?

Which two statements about a Virtual Chassis are correct? (Choose two.)

Click the Exhibit button. Referring to the exhibit, which type of route is displayed?

Which statement describes BFD?