Your boss， Miss ，is interested in CEF.
What should you tell her？ （）
A.The FIB lookup is based on the Layer 3 destination address prefix （shortest match）.
B.The adjacent table is derived from the ARP table.
C.The FIB table is derived from the IP routing table.
D.When the adjacency table is full， a CEF TCAM table entry points to the Layer 3 engine to redirect the adjacency.
E.CEF IP destination prefixes are stored in the TCAM table， from the least specific to the most specific entry.
F.When the CEF TCAM table is full， packets are dropped.
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Refer to the exhibit. DHCP snooping is enabled for selected VLANs to provide security on the network.
How do the switch ports handle the DHCP messages？（）
A.Ports Fa2/1 and Fa2/2 source DHCP requests only. Port Fa3/1 is eligible to source all DHCP messages and respond to DHCP requests.
B.Ports Fa2/1 and Fa2/2 respond to DHCP requests only. Port Fa3/1 is eligible to source all DHCP messages.
C.Ports Fa2/1 and Fa2/2 are eligible to source all DHCP messages and respond to DHCP requests. Port Fa3/1 can source DHCP request only.
D.All three ports， Fa2/1， Fa2/2， and Fa3/1， are eligible to source all DHCP messages and respond to DHCP requests.
Exhibit：
You work as a network administrator at. You study the exhibit carefully.
Which configuration on the HSRP neighboring device ensures that it becomes the active HSRP device in the event that port fa1/1 on 1 goes down？ （）
A. 2（config-if）#ip address 10.10.10.2 255.255.255.0 2（config-if）#standby 1 priority 200 2（config-if）#standby 1 ip 10.10.10.10
B. 2（config-if）# ip address 10.10.10.2 255.255.255.0 2（config-if）#standby 1 priority 195 2（config-if）#standby 1 preempt 2（config-if）#standby 1 ip 10.10.10.10
C. 2（config-if）# ip address 10.10.10.2 255.255.255.0 2（config-if）#standby 1 priority 190 2（config-if）#standby 1 ip 10.10.10.10 2（config-if）#standby 1 track interface fa 1/1
D. 2（config-if）# ip address 10.10.10.2 255.255.255.0 2（config-if）#standby 1 priority 200 2（config-if）#standby 1 preempt 2（config-if）#standby 1 ip 10.10.10.10 2（config-if）#standby 1 track interface fa 1/1
You have configured the "config network webmode enable" command on a Cisco device.
What is the purpose of this command？ （）
A.To allow HTTP access to the WLAN controller
B.To allow SSH access to the CLI of the WLAN controller
C.To allow SSL access to the CLI of the WLAN controller
D.To allow HTTPS access to the WLAN controller
E.None of the other alternatives apply
A.When the voice VLAN feature is enabled， all untagged voice and data traffic is sent through the voice VLAN.
B.The voice VLAN feature is enabled by default.
C.The IP phone overrides the priority of all incoming data traffic （tagged and untagged） and sets the CoS value to 0.
D.The default CoS value is 1 for incoming voice and data traffic.
You work as a network engineer for. You study the exhibit carefully.
What type of attack would be mitigated by this configuration？（）
A.CDP manipulation
B.VLAN hopping
C.MAC spoofing
D.MAC flood attack
E.ARP spoofing
F.spanning tree compromises
最新試題
Which two statements about the various implementations of STP are true？（）
Which statement is correct about RSTP port roles？（）
Which router redundancy protocol cannot be configured for interface tracking？（）
How are STP timers and state transitions affected when a topology change occurs in an STP environment？（）
If G1/0/1 on DS1 is shutdown， what will be the current priority value of the Vlan105’s group on DS1 ？（）
During routine maintenance， G1/0/1 on DS1 was shutdown. All other interface were up. DS2 became the active HSRP device for Vlan101 as desired. However， after G1/0/1 on DS1 was reactivated. DS1 did not become the active HSRP device as desired. What need to be done to make the group for Vlan101 function properly ？ （）
Refer to the exhibit. Switch S2 contains the default configuration. Switches S1 and S3 both have had the command spanning-tree mode rapid-pvst issued on them. What will be the result？（）
What two things will occur when an edge port receives a BPDU？（）
Which three statements about STP timers are true？（）
Refer to the exhibit. Switch 15 is configured as the root switch for VLAN 10 but not for VLAN 20. If the STP configuration is correct， what will be true about Switch 15？（）