【单项选择题】
Which extension to the OSPFv2 protocol supports traffic engineering?()
A、A.LSA Type 8
B、B.LSA Type 9
C、C.LSA Type 10
D、D.Transparent LSA
A、A.LSA Type 8
B、B.LSA Type 9
C、C.LSA Type 10
D、D.Transparent LSA