1、當(dāng)網(wǎng)絡(luò)發(fā)生變化時(shí),觸發(fā)更新,全網(wǎng)泛洪L(zhǎng)SA; 2、當(dāng)網(wǎng)絡(luò)沒(méi)有發(fā)生變化時(shí),周期性發(fā)送報(bào)文;
A.明文傳送;明文傳送 B.明文傳送;密文傳送 C.密文傳送;明文傳送 D.密文傳送;密文傳送
A.DatA.segments-packets-frames-bits B.DatA.packets-segments-frames-bits C.DatA.frames-segments-packets-bits D.DatA.segments-frames-packets-bits