Refer to the exhibit diagram and configuration. RTB is

单项选择题

Refer to the exhibit diagram and configuration. RTB is summarizing its networks from AS 64100with the aggregate-address command. However， the show ip route command on RTA reveals theRTB individual networks as well as its summary route. Which option would ensure that only thesummary route would appear in the routing table of RTA？（）

A.Add a static route with a prefix of 192.168.24.0 255.255.252.0 pointing to the null0 interface
B.Create a route map permitting only the summary address
C.Delete the four network statements and leave only the aggregate-address statement in theBGP configuration
D.Add the keyword summary-only to the aggregate-address command

CCNP(642-832)