多选题Which three statements about Label-Switched Paths （LSPs） are true？ （）ALSPs are bidirectional.BLSPs are unidirectional.CLSPs can be signaled by CAC.DLSPs can be configured explicitly.ELSPs can be configured dynamically.
多选题
Which three statements about Label-Switched Paths （LSPs） are true？ （）
A
LSPs are bidirectional.
B
LSPs are unidirectional.
C
LSPs can be signaled by CAC.
D
LSPs can be configured explicitly.
E
LSPs can be configured dynamically.
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