What information does a router running a link-state protocol use to build and maintain its topological database? ()
A. hello packets
B. SAP messages sent by other routers
C. LSAs from other routers
D. beacons received on point-to-point links
E. routing tables received from other link-state routers
F. TTL packets from designated router
查看答案
硫酸的分子式是H2SO4,分子量是98.08。
A. 正确
B. 错误
按照仓库管理体制分类,可以分为自有、公有和()仓库。
仓库按其在商品流转中的主要职能分为:中转、()、口岸、储存。