单项选择题
A.In-sequence Delivery B.non In-sequence Delivery C.通过高层信令配置为In-sequence Delivery D.通过高层信令配置为In-sequence Delivery或non In-sequence Delivery
A.8 B.4 C.2 D.1
A.5KHZ B.15KHZ C.100KHZ D.200KHZ
A.4 B.3 C.2 D.1
A.20 B.10 C.5 D.3
A.2 B.4 C.6 D.8
A.1 B.2 C.3 D.4
A.多机箱APS B.多机箱LAG C.MPLSFRR D.BFD
A.cPipe B.VPLS C.ePipe D.VPRN
A.GPS B.SyncE C.IEEE 1588v2 D.BITS