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關(guān)于2M/E1電路故障該怎么處理？

對于2M/E1的應(yīng)用很廣泛，因為它的傳輸性能穩(wěn)定，保密性強等優(yōu)點使其PCM設(shè)備和光端機(jī)設(shè)備的被廣泛應(yīng)用，特別是30路PCM設(shè)備和30路電話光端機(jī)應(yīng)用最多，主要是用于承載客戶語音、數(shù)據(jù)、圖像等窄帶業(yè)務(wù)。隨著被廣泛應(yīng)用，相對而來的問題也就出現(xiàn)了，2M障礙是通信傳輸最常遇見…

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