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Automatically switched optical network

computer network protocol

Pronunciation
/ˌɔːtəˈmatɪkli swɪʧt ˈɒptɪkəl ˈnɛtwəːk/
/ˌɔdəˈmædɪkli swɪʧt ˈɑptəkəl ˈnɛtˌwərk/