【单选题】Refer to the e xhibit. It is desired to set up a BGP neighbor relationship between routers R1 and R4. BGP packets between them could travel through R2 or R3. What is the st configuration that wi...
A.
Configure BGP n eighbor relationships between all inteces on R1 and R4.
B.
Install a direct connection between R1 and R4.
C.
Configure loopback inteces on R1 and R4 to provide the update source address for BGP packets.
D.
Configure only one neighbor relationship between R1's 192.168.1.2 intece and R4's 172.16.10.2 intece.