JN0-343 Exam Questions

Click the Exhibit button. Referring to the exhibit, note that R5 is exporting the 172.168.1.0/24 route into OSPF. Which LSA type does R2 send to R4?

Click the Exhibit button. Referring to the exhibit, R1, R2, and R3 boot at the same time. Several minutes later, R4 boots. After R4 has been online for 40 seconds, which router wil...

Click the Exhibit button. routing-options { router-id 10.10.1.2; } policy-options { policy-statement loadbalance { term 1 { from { route-filter 100.100.0.0/16 exact; } then { load-...

Click the Exhibit button. All OSPF routers shown in the exhibit booted at the same time, and the network has stabilized. How many adjacencies does R1 have?

Click the Exhibit button. You have two routers, R1 and R2, running OSPF in area 0. Router R1 is having problems with forming and adjacency with Router R2. Referring to the exhibit,...

Click the Exhibit button. user@Switch-1# run show dhcp snooping binding DHCP Snooping Information: MAC address IP address Lease (seconds) Type VLAN Interface 00:26:88:02:74:89 172....

Click the Exhibit button. policy-statement load-balance { from { route-filter 172.24.0.0/24 exact; route-filter 172.24.1.0/24 exact; } then { load-balance per-packet; } } Referring...

Click the Exhibit button. [edit] user@router# show routing-options graceful-restart { disable; } [edit] user@router# show protocols bgp graceful-restart; group my-group { type inte...

Click the Exhibit button. Referring to the exhibit, you want to avoid using STP and the LAG is configured on ae0. Which function would you use to prevent a Layer 2 loop?

Click the Exhibit button. Referring to the exhibit, which interfaces will receive a packet sent to MAC address 00:05:85:7F:EB. 80 from the user with IP address 10.10.10.10?

You are using redundant trunk groups (RTG) on your network. Which two statements accurately describe RTG? (Choose two.)

Which two packet types are handled solely by the RE within an EX4200? (Choose two.)

Which statement is correct regarding the VLAN factory-default configuration on an EX Series switch?

Under which hierarchy do you configure OSPF?

You add a GRE tunnel to transport packets between two routers. After implementing this, you notice an increase in the number of dropped packets. While looking at packet captures, y...

Which three statements are correct about a Junos firewall filter? (Choose three.)

You need to prevent people outside the 192.168.1.0/24 network from accessing your Junos device using FTP. Which configuration, when applied to interface lo0.0, will provide the des...

Which two prefixes contribute to the aggregate route 10.1.0.0/20? (Choose two.)

What is the purpose of the forwarding routing instance type?

Which command statically routes to a next hop that is not directly connected?

The area border router (ABR) between the OSPF backbone area and a not-so-stubby area (NSSA) will suppress which two LSA types for route updates into the NSSA? (Choose two.)

Which two statements describe the scenario when a router will send out a Type 4 link-state update packet to its neighbors? (Choose two.)

Routers R1, R2, R3, and R4 are all connected on the same OSPF network segment. While viewing the output of the show ospf neighbor command on R1, you notice that the interface towar...

What does an ABR between a backbone area and a totally stubby area inject into the totally stubby area?

What are three common characteristics of OSPF and IS-IS? (Choose three.)

A network administrator is configuring IS-IS on a router using interface ge-0/0/3. The router being configured should only be able to form IS-IS adjacencies with Level 1 routers in...

In which two situations will the BGP next-hop attribute point to Router A? (Choose two.)

A company has four routers connected as follows: PEER ----- (A -- B -- C -- D) Router A has an external BGP peer. IBGP peering sessions exist between A-B, B-C, C-D, and A-

Your router has the following configuration: [edit] user@router# show routing-options router-id 192.168.100.1; autonomous-system 65505; Given this information, what is the correct...

Which command is used to confirm the status of a tunnel interface?

You have an EX4200 in a Virtual Chassis configuration. You need to establish a console connection to the switch to troubleshoot an issue. Which statement is correct?

Which two statements accurately describe VRRP? (Choose two.)

A packet with a source MAC address of 00:26:88:02:74:23 enters your EX Series switch on port ge-0/0/2. Assuming the filter in the exhibit has been applied to interface ge-0/0/2, wh...

Which statement describes what is happening in the exhibit?

Referring to the exhibit, if all four switches in the Virtual Chassis boot at the same time, which of the members will assume the master and the backup Routing Engine roles?

You have just connected and powered on four EX Series switches as shown in the exhibit. All of the switches have booted at the same time and have the default STP configuration. Whi...

What is the purpose of the storm control feature on EX Series switches?

Which statement describes the Spanning Tree Protocol (STP)?

Which statement is true regarding a unified in-service software upgrade (ISSU)?

Which protocol is a link-state routing protocol?

Which statement correctly describes the Border Gateway Protocol (BGP)?

Which statement is correct regarding access ports on EX Series switches?

User B is sending traffic to the destination MAC address of 00:26:88:02:74:89. Referring to the exhibit, which statement is true?

Which bridging mechanism is used to obtain the MAC addresses of nodes on the network?

What are two characteristics of a shared LAN? (Choose two.)

What are two characteristics of a switched LAN? (Choose two.)

Which three mechanisms build or maintain bridge tables in a switched LAN? (Choose three.)

Which statement describes the flooding bridging mechanism when it receives traffic destined to an unknown MAC address?

Referring to the exhibit, which three elements must be configured to allow communication between Host A and Host B, and between Host C and Host D? (Choose three.)

You must ensure that the user connected to ge-0/0/0 can send traffic from their computer as well as their IP phone using the same physical port. The traffic coming from the compute...