EIGRP routers keep route and topology information readily available in RAM so they can react quickly to changes. Like OSPF, EIGRP saves this information in several tables and databases.

• EIGRP路由器储存路径和拓扑资讯在立即可用的RAM中，使其能迅速回应改变。如同OSPF一样，EIGRP储存这些资讯在好几个表格和资料库内。