1、ROUTER-ID of the originating router(除此项之外,其它都为接口参数)
2、Area ID
3、ADDRESS MASK
4、Authentication Type and Authentication information
5、HELLO INTERVAL
6、ROUTER DEAD INTERVAL
7、ROUTER PRIORITY
8、DR and BDR
9、FIVE FLAG BITS signifying optional capabilities
10、 ROUTER ID of the originating router"s neighbors.This list contains only routers from which hellos were heard on the originating interface withii the last Router Dead Interval.
注意:这里包含的邻居ROUTERID是本接口上发现的,而非路由器其它接口上的。OSPF的其它接口上的邻居也没必要通过HELLO包来了解你这个接口上的邻居,它们是靠LSA来收集整个OSPF拓扑的。