Cisco 300-115 Online Practice Questions and Exam Preparation

Cisco 300-115 Online Questions & Answers

• Question 511:

  Which security feature inspects ARP packets based on valid IP-to-MAC address bindings?

  A. BPDU guard
  B. port security
  C. DAI
  D. IP source guard
  C. DAI

• Question 512:

  Which two statements about err-disable is true? (Choose two.)

  A. When the port goes to err-disabled, the link of the switch light goes to solid orange.
  B. It is on auto when port-security is on.
  C. https://www.certbus.com/300-115.html
  D. https://www.certbus.com/300-115.html
  A. When the port goes to err-disabled, the link of the switch light goes to solid orange.
  B. It is on auto when port-security is on.

• Question 513:

  Which two commands sequences must you enter on a pair switches so that they negotiate....(Choose 2 )

  A. channel-protocol lacp channel-group 1 mode auto
  B. channel-protocol lacp channel-group 1 mode passive
  C. channel-protocol pagp channel-group 1 mode on
  D. channel-protocol pagp channel-group 1 mode auto
  E. channel-protocol lacp channel-group 1 mode active
  B. channel-protocol lacp channel-group 1 mode passive
  E. channel-protocol lacp channel-group 1 mode active

• Question 514:

  Which statement about VSPAN is true?

  A. It can monitor ingress and egress traffic on the source VLAN.
  B. It can monitor token ring VLANs.
  C. It sends all VLAN traffic to the destination port regardless of the VLAN's status.
  D. It can monitor destination port traffic that belongs to a source VLAN
  A. It can monitor ingress and egress traffic on the source VLAN.

• Question 515:

  Which two statements are true of root guard? (Choose two.)

  A. Configure root guard to automatically change a designated port to a root port.
  B. Configure uplinkfast on an enabled root guard interface to protect the root status of a switch.
  C. Configure root guard to ensure that root guard enabled ports become designated ports.
  D. Configure root guard to prevent an unauthorized switch from becoming the root switch.
  E. Issue a no shutdown command to recover a port from the root-inconsistent state.
  C. Configure root guard to ensure that root guard enabled ports become designated ports.
  D. Configure root guard to prevent an unauthorized switch from becoming the root switch.

• Question 516:

  What is the effect of VTP transparent?

  A. It will pass VTP information.
  B. It will not pass VTP information.
  C. http://certbus.com
  D. http://certbus.com
  A. It will pass VTP information.

• Question 517:

  Which statement is correct about 802.1Q trunking?

  A. Both switches must be in the same VTP domain.
  B. The encapsulation type of both ends of the trunk does not have to match.
  C. The native VLAN on both ends of the trunk must be VLAN 1.
  D. 802.1Q trunking can only be configured on a Layer 2 port.
  E. In 802.1Q trunking, all VLAN packets are tagged on the trunk link, except the native VLAN.
  E. In 802.1Q trunking, all VLAN packets are tagged on the trunk link, except the native VLAN.

• Question 518:

  Which command is used to configure DHCP snooping for Option 82?

  A. dhcp snooping trust
  B. dhcp snooping information option untrust
  C. ip dhcp snooping option replace
  D. ip dhcp snooping information option allow-untrusted
  D. ip dhcp snooping information option allow-untrusted

• Question 519:

  How does VTP pruning enhance network bandwidth?

  A. by restricting unicast traffic across VTP domains
  B. by reducing unnecessary flooding of traffic to inactive VLANs
  C. by limiting the spreading of VLAN information
  D. by disabling periodic VTP updates
  B. by reducing unnecessary flooding of traffic to inactive VLANs

• Question 520:

  Refer to the exhibit. What is the result of setting GLBP weighting at 105 with lower threshold 90 and upper threshold 100 on this router?

  

  A. Only if both tracked objects are up will this router will be available as an AVF for group 1.
  B. Only if the state of both tracked objects goes down will this router release its status as an AVF for group 1.
  C. If both tracked objects go down and then one comes up, but the other remains down, this router will be available as an AVF for group 1.
  D. This configuration is incorrect and will not have any effect on GLBP operation.
  E. If the state of one tracked object goes down then this router will release its status as an AVF for group 1.
  B. Only if the state of both tracked objects goes down will this router release its status as an AVF for group 1.