多选题You are moddifying the default route preference under the [edit protocols] hierarchy. In which two routing information sources can you change the default preference value?（）AlocalBOSPFCdirectDBGP
题目
多选题
You are moddifying the default route preference under the [edit protocols] hierarchy. In which two routing information sources can you change the default preference value?（）
A
local
B
OSPF
C
direct
D
BGP