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Question 1:

What are two benefits of 802.3ad link aggregation? (Choose two.)

A. It increases bandwidth.

B. It ensures symmetrical paths.

C. It simplifies interface configuration.

D. It creates physical layer redundancy.

Correct Answer: AD


Question 2:

Which statement is true about IP-IP tunnels?

A. Intermediate devices must have a route to the destination address of the traffic being tunneled.

B. Intermediate devices must have a route to both the tunnel source address and the tunnel destination address.

C. Intermediate devices must have a route to the tunnel destination address but do not require a route to the tunnel source address.

D. Intermediate devices must have a route to the tunnel source address but do not require a route to the tunnel destination address.

Correct Answer: C


Question 3:

You have a conference room with an open network port that is used by employees to connect to the network. You are concerned about rogue switches being connected to this port.

Which two features should you enable on your switch to limit access to this port? (Choose two.)

A. DHCP snooping

B. dynamic ARP inspection

C. MAC limiting

D. 802.1X

Correct Answer: AB


Question 4:

Which statement is correct about IS-IS link-state PDUs?

A. They are used to maintain link-state database synchronization.

B. They are used to establish adjacencies.

C. They are used to build the link-state database.

D. They are used to determine whether the neighbors are Level 1 or Level 2.

Correct Answer: C


Question 5:

Which two port security features use the DHCP snooping database for additional port security? (Choose two.)

A. dynamic ARP inspection

B. MACsec

C. IP Source Guard

D. MAC learning

Correct Answer: AC


Question 6:

You want to configure Layer 2 services over an IP-based tunneling mechanism between two sites.

Which configuration statement is required to accomplish this task?

A. set interfaces gr-0/0/0.0 family bridge

B. set interfaces ip-0/0/0.0 encapsulation vlan-bridge

C. set interfaces gr-0/0/0.0 encapsulation vlan-bridge

D. set interfaces ip-0/0/0.0 family bridge

Correct Answer: A


Question 7:

Which two routes belong to the 172.16.0.0/22 aggregate route? (Choose two.)

A. 172.16.4.0/24

B. 172.16.0.0/24

C. 172.16.5.0/24

D. 172.16.3.0/24

Correct Answer: BD


Question 8:

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

A. B. C. D.

Correct Answer: C


Question 9:

What are two characteristics of OSPF ABRs? (Choose two.)

A. ABRs transmit routing information between the backbone and other areas.

B. ABRs cannot be part of the backbone and another area at the same time.

C. ABRs inject routing information from outside the OSPF domain.

D. ABRs link two OSPF areas.

Correct Answer: AD


Question 10:

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

A. a stable network topology

B. a neighbor configured with BFD

C. a neighbor configured with a graceful restart

D. a neighbor with an uptime greater than an hour

Correct Answer: AC


Question 11:

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 to enable the larger metric value?

A. Enable wide metrics.

B. Disable narrow metrics.

C. Restart the IS-IS protocol.

D. Enable level 1 IS-IS routing.

Correct Answer: A


Question 12:

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

A. The interface-specific parameter is required to configure port-specific counters.

B. The interface-specific parameter is required to configure VLAN-specific counters.

C. The interface-specific parameter is required to configure VLAN-based filters.

D. The interface-specific parameter is required to configure port-based firewall filters.

Correct Answer: A


Question 13:

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

A. router priority

B. options

C. hello-interval

D. neighbor

Correct Answer: BC


Question 14:

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. [email protected]# set protocols ospf area 0.0.0.7 nssa default-lsa default-metric 10

B. [email protected]# set protocols ospf area 0.0.0.7 stub no-summaries

C. [email protected]# set protocols ospf area 0.0.0.7 stub default-metric 10

D. [email protected]# set protocols ospf area 0.0.0.7 stub

Correct Answer: A


Question 15:

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

Correct Answer: A

……

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