多项选择题
Which two of the following are designated fields for MAC tunneling protocol（802.1 ah）？（）
A.Service Ethertype
B.ISL
C.PseudoLAN TAG
D.802.1q VLAN TAG
E.Control Word
F.Tunnel Label
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相关考题
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单项选择题
ASuccessoris（）.
A.A neighbor that has met the feasibility condition
B.A neighbor that has met the feasibility condition and has the lowest cost path towards the destination
C.Any neighbor that is in the path towards the destination.
D.Any neighbor that is in the path towards the destination and whose reported distance equals thefeasible distance -
单项选择题
RoutesredistributedintoanOSPFASBRarewhichLSAtype？（）
A.LSA type 1
B.LSA type 2
C.LSA type 3
D.LSA type 4
E.LSA type 5
F.LSA type 6 -
单项选择题
Whatisusedaslabelincell-basedMPLS？（）
A.VPI
B.VCI
C.VPI and VCI
D.Specific 4 bytes label
E.None of above
