A、物理層 B、數(shù)據(jù)鏈路層 C、網(wǎng)絡(luò)層 D、業(yè)務(wù)控制層
A、BQOFFSETDL、SSOFFSETDL B、QLIMDL、SSLIMDL C、QOFFSETDL、SSOFFSETDL D、LOLDL、TAOLDL
A、ACTIVE B、PASSIVE C、NOALLOC D、YES