A.利用PWE3(Pseudo Wire Emulation Edge-to-Edge)技術(shù)實(shí)現(xiàn)面向連接的業(yè)務(wù)承載
B.采用針對電信承載網(wǎng)優(yōu)化的MPLS(Multiprotocol Label Switching)轉(zhuǎn)發(fā)技術(shù)
C.配以完善的OAM(Operation,Administration and Maintenance)和保護(hù)倒換機(jī)制
D.集成了分組傳送網(wǎng)和SDH傳送網(wǎng)的優(yōu)點(diǎn)