A. upstream EBGP neighbors
B. downstream EBGP neighbors
C. upstream IBGP neighbors learned by IBGP peers
D. downstream IBGP neighbors learned by IBGP peers
参考答案:A
A. upstream EBGP neighbors
B. downstream EBGP neighbors
C. upstream IBGP neighbors learned by IBGP peers
D. downstream IBGP neighbors learned by IBGP peers
参考答案:A