RAND is directly responsible for packet switching, the technology that made the Internet possible.

兰德直接负责了对因特网至关重要的数据包交换技术的研究。

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The optical burst switching technology has the advantage of higher efficiency of channel usage and more suitable for packet transfer comparing with the optical wavelength switching.

光突发交换技术相对于光波长交换技术而言，具有信道资源利用率高、更适于传输分组业务等优点。

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Packet Transport Network (PTN) technology includes the Transport Multi-Protocol Label Switching (T-MPLS) and Provider Backbone Transmission (PBT).

分组传送网(PTN)技术包括传送多协议标签交换(T - MPLS)和运营商骨干传送(PBT)。

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Rather, the collective ingenuity of people such as Andy Bechtolsheim (co-founder of Sun Microsystems and subsequently Granite Systems) and Judy Estrin (a serial entrepreneur in the packet-switching business) was crucial to drive the technology through the standards bodies.

ECONOMIST: CASE HISTORY: Out of the ether | The