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Which switch feature determines validity based on IP-to-MAC address bindings that are stored in a trusted database?
Which switch feature determines validity based on IP-to-MAC address bindings that are stored in a trusted database?A . Dynamic ARP InspectionB . storm controlC . VTP pruningD . DHCP snoopingView AnswerAnswer: A Explanation: Dynamic ARP inspection determines the validity of an ARP packet based on valid IP-to-MAC address bindings stored...
Which statement about the configuration of a trunk port as the source of a SPAN session is true?
Which statement about the configuration of a trunk port as the source of a SPAN session is true?A . Only VLANs that are configured individually as SPAN sources are monitoredB . All VLANs in the trunk are monitored.C . The trunk is errdisabled automatically.D . All VLANs in the trunk...
What is the maximum number of VLANs that can be assigned to an access switchport without a voice VLAN?
What is the maximum number of VLANs that can be assigned to an access switchport without a voice VLAN?A . 0B . 1C . 2D . 1024View AnswerAnswer: B Explanation: A standard (non-voice VLAN port) access switch port can belong to only a single VLAN. If more than one VLAN...
Which statement describes the outcome of this scenario?
DHCP snooping and IP Source Guard have been configured on a switch that connects to several client workstations. The IP address of one of the workstations does not match any entries found in the DHCP binding database. Which statement describes the outcome of this scenario?A . Packets from the workstation...
Which option is the cause of the spanning-tree error?
Refer to the exhibit. A multilayer switch has been configured to send and receive encapsulated and tagged frames. VLAN 2013 on the multilayer switch is configured as the native VLAN. Which option is the cause of the spanning-tree error?A . VLAN spanning-tree in SW-2 is configured.B . spanning-tree bpdu-filter is...
What is the default mode for LACP EtherChannel when configured?
What is the default mode for LACP EtherChannel when configured?A . OnB . ActiveC . PassiveD . DesirableE . OffView AnswerAnswer: C
Which three commands are valid to configure DHCP snooping for Option 82? (Choose three.)
Which three commands are valid to configure DHCP snooping for Option 82? (Choose three.)A . On the interface configuration mode; (config-if)# ip dhcp snooping trustB . On the global configuration mode; (config)# ip dhcp snooping information option allow-untrustedC . On the interface configuration mode; (config-if)# ip dhcp snooping information option...
Why the network administration can want to to disable MAC address learning on the router?
Why the network administration can want to to disable MAC address learning on the router?A . To free up space in MAC address table.B . To use space in MAC address tableC . To wipe space in MAC address table.D . There was a security violation.View AnswerAnswer: A
What is likely to happen?
Refer to the exhibit. One pair of fibre that is connected to Gi0/1 has been damaged. What is likely to happen?A . The interface is shut down until the fiber pair is replacedB . The interface is prevented from causing spanning-tree loops.C . After the fiber pair is replaced, the...
Which two statements about HSRP are true? (Choose two.)
Which two statements about HSRP are true? (Choose two.)A . you must manually configure ICMP redirect messages on HSRP interfacesB . It is supported on switch virtual interfaces and routed portsC . Primary and secondary HSRP switches forward traffic in a round-robin styleD . The interfaces in a HSRP group...
