单选题A company is about to install a second network connect on with a new ISP. Which of the followingrouting protocols is the BEST choice?（）A IS-ISB BGPC OSPFD RIP
题目
单选题
A company is about to install a second network connect on with a new ISP. Which of the followingrouting protocols is the BEST choice?（）
A
IS-IS
B
BGP
C
OSPF
D
RIP