EMT Practice Test

1. Question Content...

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Question1: You want to view the VLANs that have been created dynamically using MVRP. Which operational mode command will display this information?

Question2: You notice a mass withdrawal of routes for some of the network hosts. You determine that the link on the ESI interface is down.
Which route type is used in this scenario?

Question3: Which two statements are true about PIM source-specific multicast (SSM)? (Choose two.)

Question4: Your IS-IS adjacency is not established as shown in the exhibit. What is the problem?

Question5: Juniper devices use the token bucket algorithm for policing. Which two statements are true regarding the token bucket algorithm? (Choose two.)

Question6: Referring to the exhibit, which statement is correct?

Question7: What are two similarities between OSPFv2 and OSPFv3? (Choose two.)

Question8: Referring to the exhibit, which TTL value will be sent to the LLDP neighbors?

Question9: Your network has Junos Fusion configured with MX960 routers as aggregation devices (AD) and QFX5100 switches as satellite devices (SO) Which two statements are coned in this scenario?
(Choose two )

Question10: A router is attempting to form an OSPF neighborship with another router However, the OSPF neighborship tails to establish completely Referring to the exhibit, what is the problem?

Question11: You have PIM SM multicast configure and running in a network environment comprised of EX4300 devices. Your customer report increased delay when switching channels using IPTV. To help decrease the delay, you implement PIM join balancing. You add the set protocol pim join- load-balance command to the configuration. After committing, you notice that the flows are still using one path.
In this scenario, which statement is correct?

Question12: Remote branches connect to the corporate WAN through access switches. The access switches connect to access ports on the WAN distribution switch, as shown in the exhibit. L2PT has previously been configured on the tunnel Layer 2 traffic across the WAN. You decide to move the L2PT tunnel endpoints to the access switches. When you apply the L2PT configuration to the access switches, the ports that connect the access switches to the distribution switch shut down.
Which action would solve this problem?

Question13: You are configuring, the PVLAN feature on your switches. The PVLAN will span the two EX Series switches shown in the exhibit.
Which three configuration parameters must be enabled on the ports connecting the two switches?
(Choose three. )

Question14: Which two statements are correct about the deployment of EVPN-VXLAN on QFX Series devices? (Choose two.)

Question15: Referring to the exhibit, how will router E quickly learn that the remote MAC addresses are no longer reachable through the router attached to the failed link?

Question16: You have an MX960 configured as a Fusion aggregation device (AD) and two QFX5100 switches as satellite devices (SD). You have configured local-switching for each SD. A packet with an unknown MAC address is received on one of the SD extended ports.
Which statement is correct in this scenario?

Question17: When configuring class of services, what would be you use to allocate bandwidth to a forwarding class?

Question18: Referring to the exhibit, how is R1 learning the route from R2?

Question19: You created a firewall rule to protect the Routing Engine. After applying the rule, your OSPF adjacencies dropped.
How would you solve this problem?

Question20: You are investigating reports of increased latency and discover that some routes cause customer traffic to traverse a route reflector instead of the optimal path.
Referring to the exhibit, which configuration statement would solve the problem?

Question21: Click the Exhibit button.

Referring to the exhibit, you must advertise the 100.0.0.0/16 routes from AS1 to AS2, but R2 is not advertising any BGP routes to R5.
Why is this happening in this scenario?

Question22: Which statement is correct about MSTP?

Question23: You have configured class mode power management on an EX4300 to provide PoE power to telephone and security camera equipment. You want to ensure that security camera power takes priority over telephone power.
Which two actions would solve this problem? (Choose two.)

Question24: Click the Exhibit button.

You receive the same 75.100.0.0/16 route from all four ISPs to which you are connected.
Referring to the exhibit, which ISP's route will be selected as active?

Question25: Which statement is true regarding LLDP advertisements?

Question26: Referring to the exhibit, which two statements are correct? (Choose two.)

Question27: Your enterprise network uses routing instances to support multitenancy. Your Junos devices use BGP to peer to multiple BGP devices. You must ensure that load balancing is achieved within the routing instance.
Which two statements would accomplish this task? (Choose two.)

Question28: Referring to the exhibit, anycast RP is implemented to ensure multicast service availability. The source is currently sending multicast traffic using group 239.1.1.1 and R3 is receiving PIM register messages, but R2 does not have active source information. In this scenario, what are two methods to receive the active source information on R2? (Choose two.)

Question29: You are using 802.1X authentication in your network to secure all ports. You have a printer that does not support 802.1X and you must ensure that traffic is allowed to and from this printer without authentication.
In this scenario, what will satisfy the requirement?

Question30: A customer requires that the switch responds to an ARP request only if the source and target IP address are on different subnets.

Referring to the Exhibit, how would you accomplish this task?

Question31: You are configuring MVRP for automatic VLAN registration. Which two statements are true?
(Choose two.)

Question32: A user is attempting to watch a high-definition video being streamed from the media server over the network. However, the user complains that the experienced video quality is poor. While logged on to router B, a Juniper Networks device, you notice that video packets are being dropped.
In this scenario, what would solve this problem?

Question33: Which address range is used for source-specific multicast?

Question34: What are three well-known mandatory BGP attributes? (Choose three.)

Question35: You are enabling MSTP in your Layer 2 network to prevent loops. In this scenario, which three parameters must match on all switches in the network? (Choose three. )

Question36: Referring to the exhibit, a RMSM network is set up to enable communication between multicast devices.
Which statement is true in this scenario?

Question37: Your enterprise network is running BGP VPNs to support multitenancy. Some of the devices with which you peer BGP do not support the VPN NLRI. You must ensure that you do not send BGP VPN routes to the remote peer.
Which two configuration steps will satisfy this requirement? (Choose two.)

Question38: You must provide network connectivity to hosts that fail authentication. In this scenario, what would be used in a network secured with 802.1X to satisfy this requirement?

Question39: Click the Exhibit button. Referring to the exhibit, how is R5 able to learn the networks that exist within the NSSA?

Question40: You have deployed sparce-mode multicast in your network using the IGP metrics shown in the exhibit.

Which path will (*, G) traffic follow form the source to the receiver before the (S, G) state is registered?

Question41: You are deploying IP phones in your Layer 2 network and are asked to ensure that the switch sends VLAN and CoS information to the IP phones automatically.
In this scenario, which protocol should be used?

Question42: You enable the Multiple VLAN Registration Protocol (MVRP) to automate the creation and management of virtual LANs.
Which statement is correct in this scenario?

Question43: You are troubleshooting an EVPN-VXLAN IP fabric and observe the loop shown in the exhibit.
Which two steps would you take to further troubleshoot this problem? (Choose two.)

Question44: You are using 802.1X in your access network consisting of EX Series switches. You recently had a failure with your RADIUS server which resulted in authenticating client devices being denied access to the network. You want to change this behavior so that authenticating clients are directed to a remediation VLAN. Which RADIUS server failback setting satisfies this requirement?

Question45: Which statement is correct about IS-IS?

Question46: In IS-IS advertising POUs with the overload bit has which effect?

Question47: A Layer 2 connection does not expend across data centers. The IP subnet in a Layer 2 domain is confined within a single data center.
Which EVPN route type is used to communicate prefixes between the data centers?

Question48: Referring to the exhibit, which two statements are correct? (Choose two.)

Question49: You are configuring BGP policies for a site with a dual-homed connection as shown In the exhibit.
You need all outbound traffic to egress the network through the link to ISP B by default. The ISPs should not be able to override this behavior through BGP attributes.
Which BGP attribute would you modify on the ISP-received routes to accomplish this objective?

Question50: There are two BGP routes to 10.200.200.0/24 received from two external peers. Route 1 comes from a neighbor with a router ID of 10.10.100.1 and a peer IP address of 10.10.30.1, and route 2 comes from a neighbor with a router ID of 10.10.200.1 and a peer IP address of 10.10.50.1. Both routes have the same MED value, origin value, AS path length, and local preference number. In this scenario, which statement is correct about the active route?

Question51: Which two statements are correct regarding the behavior shown in the exhibit? (Choose two.)

Question52: You are asked to troubleshoot voice quality issues on your newly implement VoIP network. You notice that the voice packets are being dropped. You have verified that the packets are correctly marked for expedited forwarding queue.
Referring to the exhibit, what must you configure to solve the problem?

Question53: Router R1, in peer AS 65001, advertises routes to R2 using EBGP. R2 advertises the routes learned from R1 to R3 using IBGP.

Referring to the exhibit, to which routers will R3 advertise the BGP routes received from R2?

Question54: A customer on MSTI-2 was isolated due to a physical link outage on Switch 5's ge-0/0/32 interface.

Referring to the exhibit, which corrective action would solve this problem?

Question55: In a Layer 2 environment where 802.1X is deployed, which two statements are correct? (Choose two.)

Question56: You have an IPv4 multicast network configured as PIM-SM. What must be done before replacing your static RP with auto-RP?

Question57: You are asked to merge a RIP network with your OSPF network. As a first step, you establish connectivity between the RIP network and the OSPF network. The RIP network connects to an NSSA area. Which two statements are true in this scenario? (Choose two.)

Question58: You must ensure that all management traffic sourced from your Junos devices is set with a specific DSCP code-point value.
Which action will accomplish this task?

Question59: Refer to Exhibit:

You have a workstation and a VoIP phone connected to port ge-0/0/1 on an access switch.
Referring to the exhibit, which two statements are true? (Choose two.)

Question60: You are asked to implement fault tolerant RPs in your multicast network. Which two solutions would accomplish this behavior? (Choose two.)

Question61: You have multiple BGP routes to the same prefix with equal local-preference values and AS-path lengths.
In this scenario, which route will be preferred in the route selection process?

Question62: You are asked to configure 802.1X on your access ports to allow only a single device to authenticate. In this scenario, which configuration would you use?

Question63: Which three statements are correct about EVPN route types? (Choose three.)

Question64: You are implementing CoS for a custom application that is labeling its packets with DSCP code- point 101111. You have applied the configuration shown in the exhibit, but not that while some custom application traffic ingressin on ge-0/0/1 transits the SRX Series device successfully, packets ingressing all other ge-* interfaces are being dropped.
Which action should you take to solve this problem?

Question65: You have configured CoS on a Junos device. A packet is classified as best effort by a behavior aggregate (BA) classifier, and as expedited forwarding by a multifield (MF) classifier.
Which statement is true in this scenario?

Question66: Your IPv4 multicast network uses different MX Series routers for the source DR and the PIM sparse-mode RP.
What is required before PIM register messages are exchanged between the DR and RP routers?

Question67: Your network is configured for EVPN load balancing on three different access switches During an outage, you notice that not all interfaces are receiving traffic as expected Which two requirements would you validate to identify this problem? (Choose two )

Question68: Your campus EX9200 core devices are highly oversubscribed on bandwidth ans reporting massive dropped packets.
To immediately address the issue, you decide to implement shaping on all interfaces.
Which action will accomplish?

Question69: You are adding VNI 101 to your EVPN-VXLAN network, but traffic is not being sent to received.
Referring to the exhibit, which configuration statement will solve the problem?

Question70: You are deploying new Juniper EX Series switches in a network that currently is using Cisco's Per- VLAN spanning tree plus (PVST+) and you must provide compatibility with this environment.
Which spanning tree protocol do you deploy in this scenario?

Question71: Your network has an unmanaged switch between the hosts and your EX Series switch. After the traffic enters the EX Series switch, each host must be on a separate VLAN.
How would you accomplish this task?

Question72: You are implementing 802.1x authentication in your Layer 2 network. Each user will have a computer and a phone and you must ensure that both device are authenticated individually. In this scenario, which supplicant mode should be used?

Question73: When using wide metrics, which two statements about route advertisement between IS-IS levels are correct? (Choose two.)

Question74: A BGP network has been designed to provide resiliency and redundancy to a multihomed customer network.
Which two statements are correct in this scenario? (Choose two.)

Question75: Packets enter a Juniper device and are classified as best effort. During the processing of the packet, the classification of the packets is changed to expedited forwarding by a multi-field classifier. The device is using the default CoS policies Which statement is true in this scenario?

Question76: Click the Exhibit.

You have a workstation and VoIP phone connected to port ge-0/0/1 on an access switch.
Referring to the configuration shown in the exhibit, which statement is true?

Question77: Referring to the exhibit, ServerA sends a single IP packet destined to 10.0.0.127. Which two statements correctly describe the behavior of the resulting outbound VXLAN packets that contain the original packet destined to 10.0.0.127? (Choose two.)

Question78: Click the exhibit.

Where is the policy shown in the exhibit enforced?

Question79: You are asked to configure an 802.1X solution that supports dynamic VLAN assignment. In this scenario, which two modes support using vendor-specific attributes (VSAs)? (Choose two.)

Question80: Which two statements are true about IS-IS levels? (Choose two.)

Question81: What information is contained in an OSPF LSA header? (Choose two.)

Question82: Referring to the exhibit, you configured a new multicast classifier for the ge-1/2/0 interface ICMP traffic to the best-effort queue and traffic from 190.168.20.0/24 to the expedited forwarding queue.
You received noticed that some application are not working after the change.
Which configuration change will remedy the problem?

Question83: Which protocol is used for port-level access control and authentication?