Which version of BGP would an enterprise use to peer with an ISP?

Which version of BGP would an enterprise use to peer with an ISP?

Which version of BGP would an enterprise use to peer with an ISP?

A.
Confederation BGP

B.
External BGP

C.
Internal BGP

D.
Labeled-Unicast

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Mike

Mike

Wrong. Answer is EBGP

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N

N

Correct is IBGP, EBGP is only between different AS

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mike

mike

How do you know how big is the enterprise and whether they don’t use BGP with private AS number?
I assume once it is between two networks not just logically but also politically divided I would use EBGP.

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