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科普下SDH光傳輸設(shè)備的作用,首先我們值得什么是SHD光傳輸設(shè)備。SDH設(shè)備，即光同步數(shù)字傳輸網(wǎng)設(shè)備。SDH光傳輸設(shè)備主要特點(diǎn)：統(tǒng)一的光接口、自愈環(huán)、SDH網(wǎng)同步。SDH設(shè)備是一種將復(fù)接、線路傳輸及交換功能融為一體、并由統(tǒng)一網(wǎng)管系統(tǒng)操作的綜合信息傳送網(wǎng)絡(luò)。SDH設(shè)備可實(shí)現(xiàn)網(wǎng)…
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