However, owing to some limitations on optical buffer, light splitter, and wavelength converter, optical multicast at optical layer offers different characteristics from those at IP layer.

然而，光层组播由于光缓存、光分束和光波长变换等光器件的限制，呈现出和IP层组播不同的特点。

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However, owing to some limitations on optical buffer, light splitter, and wavelength converter, optical multicast at optical layer offers different characteristics from those at IP layer.

然而，光层组播由于光缓存、光分束和光波长变换等光器件的限制，呈现出和IP层组播不同的特点。

youdao