CCIE系列認證CCIE SP單項選擇題每日一練(2019.01.20)

A.ATT（Attached）bit
B.IS-Type bits
C.P（Partition）bit
D.Down bit
E.PN（Pseudonode）biy
F.ABR（Area Border Rorter）bit

A.VPI
B.VCI
C.VPI and VCI
D.Specific 4 bytes label
E.None of above

A.CSNP
B.LSP
C.ISH
D.Hello
E.IIH
F.PSNP

A.The Outer.1Q tag represents customer VLAN ID and inner.1Q tag represents Provider VLAN （PVLAN ）
B.It is an effective way to achieve VLAN transparency between Provider and enterprise customer bytunneling one ser of VLAN tags inside a second VLAN tag
C.The Outer.1Q tag represents Service VLAN （PVLAN） and inner.1Q tag represents customer VLAN
D.QinQ is a way to hide native VLAN which can conflict with Provider native VLAN

A.IP source address is forged
B.IP destination address is forged
C.IP TCP source port is forged
D.IP TCP destination port is forged
E.None of above