광인터넷망의 구현을 위한 최종 솔루션으로 기대되고 있으나 먼 미래의 일이라고 생각되어온 광패킷 라우팅 기술이 최근들어 잇달아 실험시제품들이 발표되면서 실현 가능성이 높아지고 있다. 본 고에서는 광패킷 라우팅 기술의 연구 현황과 발표된 실험시제품들을 정리하였고, 한국전자통신연구원에서의 연구방향을 중심으로 실현 가능성이 높은 광 라우팅망의 구조와 라우팅 방식을 제시하였다.
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