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Q81. A network engineer wants to ensure Layer 2 isolation of customer traffic using a private VLAN. Which configuration must be made before the private VLAN is configured?

A. Disable VTP and manually assign VLANs.

B. Ensure all switches are configured as VTP server mode.

C. Configure VTP Transparent Mode.

D. Enable VTP version 3.

Answer: C

Q82. What is the maximum number of switches that can be stacked using Cisco StackWise?

A. 4

B. 5

C. 8

D. 9

E. 10

F. 13

Answer: D

Q83. Refer to the exhibit.

A network engineer investigates a recent network failure and notices that one of the interfaces on the switch is still down. What is causing the line protocol on this interface to be shown as down?

A. There is a layer 1 physical issue.

B. There is a speed mismatch on the interface.

C. The interface is configured as the target of the SPAN session.

D. The interface is configured as the source of the SPAN session.

E. There is a duplex mismatch on the interface.

Answer: C

Q84. Which private VLAN can have only one VLAN and be a secondary VLAN that carries unidirectional traffic upstream from the hosts toward the promiscuous ports and the gateway?

A. isolated VLAN

B. primary VLAN

C. community VLAN

D. promiscuous VLAN

Answer: A

Q85. A network engineer must set the load balance method on an existing port channel. Which action must be done to apply a new load balancing method?

A. Configure the new load balancing method using port-channel load-balance.

B. Adjust the switch SDM back to "default".

C. Ensure that IP CEF is enabled globally to support all load balancing methods.

D. Upgrade the PFC to support the latest load balancing methods.

Answer: A

Q86. After the recent upgrade of the switching infrastructure, the network engineer notices that the port roles that were once "blocking" are now defined as "alternate" and "backup." What is the reason for this change?

A. The new switches are using RSTP instead of legacy IEEE 802.1D STP.

B. IEEE 802.1D STP and PortFast have been configured by default on all newly implemented Cisco Catalyst switches.

C. The administrator has defined the switch as the root in the STP domain.

D. The port roles have been adjusted based on the interface bandwidth and timers of the new Cisco Catalyst switches.

Answer: A

Q87. RSPAN has been configured on a Cisco Catalyst switch; however, traffic is not being replicated to the remote switch. Which type of misconfiguration is a cause?

A. The RSPAN designated VLAN is missing the remote span command.

B. The local and remote RSPAN switches are configured using different session IDs.

C. The local RSPAN switch is replicating only Rx traffic to the remote switch.

D. The local switch is overloaded with the amount of sourced traffic that must be replicated to the remote switch.

Answer: A

Q88. Which statement about Cisco devices learning about each other through Cisco Discovery Protocol is true?

A. Each device sends periodic advertisements to multicast address 01:00:0C:CC:CC:CC.

B. Each device broadcasts periodic advertisements to all of its neighbors.

C. Each device sends periodic advertisements to a central device that builds the network topology.

D. Each device sends periodic advertisements to all IP addresses in its ARP table.

Answer: A

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