单项选择题
Refer to the exhibit. Routers A and B are directly connected and running EIGRP， but they are unable to form a neighbor relationship. What is the most likely cause？ （）
A. The network statements are misconfigured. B. The IP address statements are misconfigured. C. The autonomous system is misconfigured. D. There is a physical issue with the cable.
单项选择题 Refer to the exhibit. Routers A and B are directly connected. Given the configuration， how many EIGRP routes will router B see in its routing table？（）
单项选择题 WhichOSPFLSAtypedoesanASBRusetooriginateadefaultrouteintoanarea？（）
单项选择题 WhichoneofthesestatementsistrueofOSPFtype5LSAs？（）
