5下列何者用來確保tftp的可靠性?
(A) sequence number
(B) flow control
(C) checksums
(D) echo reply
答案:登入後查看
統計: A(17), B(15), C(49), D(19), E(0) #1406082
統計: A(17), B(15), C(49), D(19), E(0) #1406082