GiventhefollowingLSPconfiguration，whichstatementistrue？（）label-switched-pathlsp-xyz{to10.2000.1；primarypath1；secondarypath2；secondarypath3；no-cspf；}pathpath1{10.200.10.1strict；}pathpath2{10.200.20.1strict；}pathpath3{10.200.30.1loose}
A.Therouterwillusepath1whenitisavailableandstable.
B.Therouterwillusepath3whenitisavailableandstable.
C.Therouterwillattempttoestablishpath2onlywhenpath1andpath3aredown.
D.Therouterwillattempttoestablishpath1onlywhenpath2andpath3aredown.
参考答案：A
