[Free] 2018(Jan) EnsurePass Pass4sure Cisco 300-115 Dumps with VCE and PDF 121-130

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Implementing Cisco IP Switched Networks

Question No: 121

Which switch feature determines validity based on IP-to-MAC address bindings that are stored in a trusted database?

  1. Dynamic ARP Inspection

  2. storm control

  3. VTP pruning

  4. DHCP snooping

Answer: A

Question No: 122

Which will identify the master switch in stackwise?

  1. lower priority

  2. higher priority

  3. lower id

  4. higher id

Answer: B

Question No: 123

A Cisco Catalyst switch that is prone to reboots continues to rebuild the DHCP snooping database. What is the solution to avoid the snooping database from being rebuilt after everydevice reboot?

  1. A DHCP snooping database agent should be configured.

  2. Enable DHCP snooping for all VLANs that are associated with the switch.

  3. Disable Option 82 for DHCP data insertion.

  4. Use IP Source Guard to protect the DHCP binding table entries from being lost upon rebooting.

  5. Apply ip dhcp snooping trust on all interfaces with dynamic addresses.

Answer: A

Question No: 124

Which command do you enter so that the default authentication group on a device falls back to the case-sensitive local user database when the initial authentication fails?

  1. aaa authentication login default group tacacs radius local

  2. aaa authentication exec default group tacacs local if-authenticated

  3. aaa authentication login default group tacacs local-case if-authenticated

  4. aaa authentication exec default group tacacs if-authenticated local

Answer: C

Question No: 125

You want to configure a switched internetwork with multiple VLANs as shown above. Which of the following commands should you issue on SwitchA for the port connected to SwitchB? (Select the best answer.)

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  1. switchport mode trunk

  2. switchport access vlan 5

  3. switchport mode access vlan 5

  4. switchport trunk native vlan 5

Answer: A

Question No: 126

How does VTP pruning enhance network bandwidth?

  1. by restricting unicast traffic across VTP domains

  2. by reducing unnecessary flooding of traffic to inactive VLANs

  3. by limitingthe spreading of VLAN information

  4. by disabling periodic VTP updates

Answer: B

Question No: 127

When SDM templates are configured, which action must be performed for the configuration to take effect?

  1. reload

  2. shutdown

  3. write memory

  4. backup config

Answer: A

Question No: 128

After reviewing UDLD status on switch ports, an engineer notices that the.quot; Which statement describes what this indicates about the status of the port?

  1. The port is fully operational and no known issues are detected.

  2. The bidirectional status of quot;unknownquot; indicates that the port will go into the disabled state because it stopped receiving UDLD packets from its neighbor.

  3. UDLD moved into aggressive mode after inconsistent acknowledgements were detected.

  4. The UDLD port is placed in the quot;unknownquot; state for 5 seconds until the next UDLD packet is received on the interface.

Answer: A

Question No: 129

Whichfour LACP components are used to determine which hot-standby links become active after an interface failure within an EtherChannel bundle? (Choose four.)

  1. LACP system priority

  2. LACP port priority

  3. interface MAC address

  4. system ID

  5. port number

  6. hot-standby link identification number

  7. interface bandwidth

Answer: A,B,D,E

Question No: 130

A server with a statically assigned IP address is attached to a switch that is provisionedfor DHCP snooping. For more protection against malicious attacks, the network team is considering enabling dynamic ARP inspection alongside DHCP snooping. Which solution ensures that the server maintains network reachability in the future?

  1. Disable DHCPsnooping information option.

  2. Configure a static DHCP snooping binding entry on the switch.

  3. Trust the interface that is connected to the server with the ip dhcp snooping trust command.

  4. Verify the source MAC address of all untrusted interfaces withip dhcp snooping verify mac-address command.

Answer: B

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