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2021 Oct switch 300-115 dumps:

Q11. What does the command vlan dot1q tag native accomplish when configured under global

configuration?

A. All frames within the native VLAN are tagged, except when the native VLAN is set to 1.

B. It allows control traffic to pass using the non-default VLAN.

C. It removes the 4-byte dot1q tag from every frame that traverses the trunk interface(s).

D. Control traffic is tagged.

Answer: D


Q12. Refer to the exhibit.


The network switches for two companies have been connected and manually configured for the required VLANs, but users in company A are not able to access network resources in company B when DTP is enabled. Which action resolves this problem?

A. Delete vlan.dat and ensure that the switch with lowest MAC address is the VTP server.

B. Disable DTP and document the VTP domain mismatch.

C. Manually force trunking with switchport mode trunk on both switches.

D. Enable the company B switch with the vtp mode server command.

Answer: C


Q13. which statement about the use of PAgP link aggregation on a Cisco switch that is running Cisco IOS Software is true?

A. PAgP modes are off, auto, desirable, and on. Only the combinations auto-desirable, desirable-desirable, and on-on allow the formation of a channel.

B. PAgP modes are active, desirable, and on. Only the combinations active-desirable, desirable-desirable, and on-on allow the formation of a channel.

C. PAgP modes are active, desirable, and on. Only the combinations active-active, desirable-desirable, and on-on allow the formation of a channel.

D. PAgP modes are off, active, desirable, and on. Only the combinations auto-auto, desirable-desirable, and on-on allow the formation of a channel.

Answer: A


Q14. To follow the Layer 2 switching guidelines, a network engineer decides to create a separate spanning tree for every group of 10 VLANs. Which version of spanning tree is appropriate to meet the company policy?

A. MST

B. PVST+

C. RSTP

D. RPVST+

E. STP

Answer: A


Q15. Which private VLAN access port belongs to the primary VLAN and can communicate with all interfaces, including the community and isolated host ports?

A. promiscuous port

B. isolated port

C. community port

D. trunk port

Answer: A


300-115  practice

Improved ccnp 300-115 exam dumps:

Q16. A DHCP configured router is connected directly to a switch that has been provisioned with DHCP snooping. IP Source Guard with the ip verify source port-security command is configured under the interfaces that connect to all DHCP clients on the switch. However, clients are not receiving an IP address via the DHCP server. Which option is the cause of this issue?

A. The DHCP server does not support information option 82.

B. The DHCP client interfaces have storm control configured.

C. Static DHCP bindings are not configured on the switch.

D. DHCP snooping must be enabled on all VLANs, even if they are not utilized for dynamic address allocation.

Answer: A


Q17. A network engineer must implement Ethernet links that are capable of transporting frames and IP traffic for different broadcast domains that are mutually isolated. Consider that this is a multivendor environment. Which Cisco IOS switching feature can be used to achieve the task?

A. PPP encapsulation with a virtual template

B. Link Aggregation Protocol at the access layer

C. dot1q VLAN trunking

D. Inter-Switch Link

Answer: C


Q18. Which command does a network engineer use to verify the spanning-tree status for VLAN 10?

A. switch# show spanning-tree vlan 10

B. switch# show spanning-tree bridge

C. switch# show spanning-tree brief

D. switch# show spanning-tree summary

E. switch# show spanning-tree vlan 10 brief

Answer: A


Q19. Refer to the exhibit.


A network engineer wants to analyze all incoming and outgoing packets for an interface that is connected to an access switch. Which three items must be configured to mirror traffic to a packet sniffer that is connected to the distribution switch? (Choose three.)

A. A monitor session on the distribution switch with a physical interface as the source and the remote SPAN VLAN as the destination

B. A remote SPAN VLAN on the distribution and access layer switch

C. A monitor session on the access switch with a physical interface source and the remote SPAN VLAN as the destination

D. A monitor session on the distribution switch with a remote SPAN VLAN as the source and physical interface as the destination

E. A monitor session on the access switch with a remote SPAN VLAN source and the physical interface as the destination

F. A monitor session on the distribution switch with a physical interface as the source and a physical interface as the destination

Answer: BCD


Q20. The network monitoring application alerts a network engineer of a client PC that is acting as a rogue DHCP server. Which two commands help trace this PC when the MAC address is known? (Choose two.)

A. switch# show mac address-table

B. switch# show port-security

C. switch# show ip verify source

D. switch# show ip arp inspection

E. switch# show mac address-table address <mac address>

Answer: AE