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            您所在的位置：首頁 > 行業資訊 > 評論
            
    
            
        
            
            
            
                
                
            SDH光通信中保護方式1+1和1+0的區別，復用段1+1保護，一般是用在鏈狀系統，兩塊群路板走不通的光纜路由，發端雙發，收端選收。屬熱備份，不用執行倒換協議，倒換速度非?？?，只有幾個毫秒。1+0就是木有保護，只有一塊工作板，工作板或線路斷掉了，業務也就斷掉了。簡單來…
            
                
                
                
            
                    
            
                    
            
                        
            
                            
            
                            
            2024-4-27 5:01:50[未知IP0801]網友
            
                            
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            2024-4-27 4:51:57[未知IP0801]網友
            
                            
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            2024-4-27 4:31:29[未知IP0801]網友
            
                            
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            2024-4-27 4:20:54[未知IP0801]網友
            
                            
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            2024-4-27 4:10:19[未知IP0801]網友
            
                            
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            2024-4-27 4:00:26[未知IP0801]網友
            
                            
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            2024-4-27 3:29:02[未知IP0801]網友
            
                            
            歷史歐洲杯入球記錄分析['http://aolanes.com/dqzb/5700.html', 'http://aolanes.com/dqzb/5701.html', 'http://aolanes.com/dqzb/5702.html', 'http://aolanes.com/dqzb/5703.html', 'http://aolanes.com/dqzb/5704.html']
            
                            
                        
            
                    
            
                
            
                
                
            
                    
            
                    
            
                        
            
                            
            
                            
            2024-4-27 3:19:09[未知IP0801]網友
            
                            
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            2024-4-27 3:09:37[未知IP0801]網友
            
                            
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