packet switching造句31. The optical packet switching network is the necessary tendency in the development of all optical network.
32. Datakit is proprietary packet switching system similar to X. 25 widely deployed by the RBOCs.
33. Because the internal links between the switches are shared between many users, the costs of packet switching are lower than those of circuit switching.
34. Actually control network is a packet switching network. So the self-similar traffics also bring negative effect to OBS network performance.
35. OBS ( Optical Burst Switching ) combines advantages of Optical CircuIt'switching ( OCS ) and Optical Packet Switching ( OPS ).
36. OBS( Optical Burst Switching) combines advantages of Optical Circuit Switching( OCS) and Optical Packet Switching( OPS).
37. Therefore, there needs to be a compression taking place to compact the voice data into a considerable size before it gets transmitted over a packet switching network.
38. Packet switching does not require a dedicated line between the sender and recipient.