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SDH光通信中保護(hù)方式1+1和1+0的區(qū)別，復(fù)用段1+1保護(hù)，一般是用在鏈狀系統(tǒng)，兩塊群路板走不通的光纜路由，發(fā)端雙發(fā)，收端選收。屬熱備份，不用執(zhí)行倒換協(xié)議，倒換速度非?？?，只有幾個(gè)毫秒。1+0就是木有保護(hù)，只有一塊工作板，工作板或線路斷掉了，業(yè)務(wù)也就斷掉了。簡(jiǎn)單來…
2024-4-27 8:19:47[未知IP0801]網(wǎng)友
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2024-4-27 8:09:11[未知IP0801]網(wǎng)友
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2024-4-27 7:58:36[未知IP0801]網(wǎng)友
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2024-4-27 7:18:02[未知IP0801]網(wǎng)友
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