多选题Which two field-replaceable units FRUs are hot-swappable？（）ARouting Engine on M10iBPhysical Interface Card on M7iCfan tray on J-series routersDPhysical Interface Modules on J6300 router
题目
多选题
Which two field-replaceable units FRUs are hot-swappable？（）
A
Routing Engine on M10i
B
Physical Interface Card on M7i
C
fan tray on J-series routers
D
Physical Interface Modules on J6300 router