多项选择题
Which of the following is not a valid reason for a packet to be punted？（）
A.The TCAM has reached capacity
B.An unknown destination MAC address
C.A packet being discarded due to a security violation
D.A Telnet packet from a session being initiated with the switch
E.Routing protocols sending broadcast traffic
F.A packet belonging to a GRE tunnel
相关考题
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单项选择题
AnewrouterisaddedtoanexistingHSRPstandbygroup.Oneoftheexistingroutersisinanactivestate，theotherisinastandbystate.Underwhatcircumstancewillthenewrouterbecometheactiverouter？（）
A.The new router will become active immediately because it’s the newest router introduced intothe group
B.The new router can become active only when the existing active router and the existing standbyrouter become unavailable
C.The new router has a lower priority value
D.The new router will never become active unless the existing active router becomes unavailable
E.The new router has preempt configured and a higher priority
F.The new router has a higher priority value -
单项选择题
Howlongwillaportremaininthelisteningstatebydefault？（）
A.Depends on the number of switches in the spanning tree domain
B.50 seconds
C.15 seconds
D.Until the root directs it to start forwarding
E.20 seconds
F.Depends on the pott speed -
多项选择题
WhichofthefollowingcommandscanbeusedtogatherinformationabouttheAS-PATHofaBGProute？（Chooseallthatapply.）（）
A.show ip bgp neighbors
B.debug ip bgp updates
C.show ip route bgp
D.show ip bgp
E.show ip bgp summary
F.sh ip bgp database
