350-029 一道题请教

wangguilei1987

9 t. O, D+ A- P  k$ D, }  j, ?in any Transport over MPLS(Atom) control word is an optional 4-byte filed used in the pseudowire packet. The control word carries generic and Layer 2 payload-specfic infomation to emulate L2 packets correctly. In pseudowire packet, where is this Control Word inserted?
A.Inserted between the MPLS lable stack and the Layer 2 payload
6 j' S7 I8 N8 x/ D# TB.Inserted between the MPLS lable stack and the Layer 3 Header
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; u4 n1 ?& ]& F. Q% J* J这个题怎么有选A的，也有选B的，大家觉得应该选哪个？

shaoyung

kwkw5290

非常感谢，非常感谢。
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Rockyw

路過瞭解一下

maidoushen

应该选B啊