300-115 Exam - Implementing Cisco IP Switched Networks

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Q1. When you configure a private VLAN, which type of port must you configure the gateway router port as?

A. promiscuous port

B. isolated port

C. community port

D. access port

Answer: A

Q2. What is the function of NSF?

A. forward traffic simultaneously using both supervisors

B. forward traffic based on Cisco Express Forwarding

C. provide automatic failover to back up supervisor in VSS mode

D. provide nonstop forwarding in the event of failure of one of the member supervisors

Answer: D

Q3. On which interface can port security be configured?

A. static trunk ports

B. destination port for SPAN

C. EtherChannel port group

D. dynamic access point

Answer: A

Q4. What is the default interval at which Cisco devices send Cisco Discovery Protocol advertisements?

A. 30 seconds

B. 60 seconds

C. 120 seconds

D. 300 seconds

Answer: B

Q5. Which gateway role is responsible for answering ARP requests for the virtual IP address in GLBP?

A. active virtual forwarder

B. active virtual router

C. active virtual gateway

D. designated router

Answer: C

Q6. Refer to the exhibit.

Which set of configurations will result in all ports on both switches successfully bundling into an EtherChannel?

A. switch1

channel-group 1 mode active switch2

channel-group 1 mode auto

B. switch1

channel-group 1 mode desirable switch2

channel-group 1 mode passive

C. switch1

channel-group 1 mode on switch2

channel-group 1 mode auto

D. switch1

channel-group 1 mode desirable switch2

channel-group 1 mode auto

Answer: D

Q7. What is the size of the VLAN field inside an 802.1q frame?

A. 8-bit

B. 12-bit

C. 16-bit

D. 32-bit

Answer: B

Q8. Which statement describes what happens if all VSL connections between the virtual switch

members are lost?

A. Both virtual switch members cease to forward traffic.

B. The VSS transitions to the dual active recovery mode, and both virtual switch members continue to forward traffic independently.

C. The virtual switch members reload.

D. The VSS transitions to the dual active recovery mode, and only the new active virtual switch continues to forward traffic.

Answer: D

Q9. Which option is a possible cause for an errdisabled interface?

A. routing loop

B. cable unplugged

C. STP loop guard

D. security violation

Answer: D

Q10. While working in the core network building, a technician accidently bumps the fiber connection between two core switches and damages one of the pairs of fiber. As designed, the link was placed into a non-forwarding state due to a fault with UDLD. After the damaged cable was replaced, the link did not recover. What solution allows the network switch to automatically recover from such an issue?

A. macros

B. errdisable autorecovery

C. IP Event Dampening

D. command aliases

E. Bidirectional Forwarding Detection

Answer: B