A.傳播時(shí)延 B.排隊(duì)時(shí)延 C.等待時(shí)延 D.發(fā)送時(shí)延
A.172.25.15.201 B.172.25.16.15 C.172.16.25.16 D.172.25.201.15
A.7200bps B.4800bps C.2400bps D.800bps