Which three statements are true about the BGP community attribute? (Choose three.)
A.
There are three well-known communities.
B.
Communities can be used to signal local preference in other AS networks.
C.
Only well-known communities can be passed between AS networks.
D.
Routing policies can be simplified using BGP communities.
E.
Communities are used in the route selection process.
Sure the correct answer is A, D, E.
I cannot find any information to prove that Communities are used to signal Local Preference.
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