A.Serial connectionB.Secure ShellC.RADIUSD.Simple Netwo……

多项选择题WhichofthefollowingcharacteristicsdescribetheBPDUGuardfeature？（Chooseallthatapply.）（）

A.A BPDU Guard port should only be configured on ports with PortFast enabled
B.BPDU Guard and PortFast should not be enabled on the same port.
C.BPDU Guard is used to ensure that superior BPDUs are not received on a switch port
D.A BPDU Guard port receiving a BPDU will go into err-disable state
E.A BPDU Guard port receiving a BPDU will be disabled
F.BPDU Guard can be enabled on any switch port

单项选择题AMACaddressfloodattackisoccurringontheLAN.Duringthisattack，numerousframesareforwardedtoaswitchwhichcausestheCAMtabletofilltocapacity.Howdoesthisactionbenefittheattacker？（）

A.All traffic is tagged with a specific VLAN ID from the VLAN of the attacker and is now viewable
B.Clients will forward packets to the attacking device， which will in turn send them to the desireddestination but not before recording the traffic patterns
C.All traffic is redirected to the VLAN that the attacker used to flood the CAM table
D.All traffic is flooded out all ports and an attacker is able to capture all data
E.None of the other alternatives apply

单项选择题ThenetworkisbeingfloodedwithinvalidLayer2addresses，causingswitchCAMtablestobefilledandforcingunicasttraffictobetransmittedoutallswitchports.WhichtypeofLayer2attackisbeingusedhere？（）

A.MAC spoofing
B.VLAN hopping
C.MAC address flooding
D.DHCP flooding
E.Session hijacking

多项选择题YouwanttoenhancethesecuritywithintheLANandpreventVLANhopping.Whattwostepscanbetakentohelppreventthis？（）

A.Enable BPD guard
B.Disable CDP on ports where it is not necessary
C.Place unused ports in a common unrouted VLAN
D.Prevent automatic trunk configuration
E.Implement port security

单项选择题Refer to the exhibit. Based upon the configuration， you need to understand why the policy routingmatch counts are not increasing. Which would be the first logical step to take？Select the bestresponse.（）

A.Confirm if there are other problematic route-map statements thatprecede divert
B.Check the access list for log hits
C.Check the routing table for 212.50.185.126
D.Remove any two of the set clauses（Multiple set clause entries will cause PBR to use therouting table.）