It covers multiplexing, SONET technology and IP addressing.

涵盖了多路复用 、 SONET技术、IP寻址等主题.

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However, some experts say SONET's TDM structure is too rigid for flexible provisioning or bandwidth sharing.

但是, 有些专家认为,SONET的 时分多路复用结构(tdm)太死,不利于灵活地提供服务或实现带宽共享.

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Using GR - 2837 , equipment vendors can map ATM cells into SONET for maximum bandwidth utilization.

利用GR -2837, 设备供应商可以把ATM信元映射到SONET中,以最大限度地使用带宽.

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SONET has long been the medium of choice for delivering services over metropolitan - area networks ( MAN ).

同步光缆网(SONET)早已是在城域网 ( MAN ) 上提供服务的媒介选择.

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But the most well - placed competitor is Packet over SONET.

但是最强有力的竞争者是PacketoverSONET( 同步光缆网上传送包).

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