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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??欤挥袔讉€(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(lái)…
2024-5-2 7:13:00[未知IP0801]網(wǎng)友
要看歐洲杯直播的http://www.sztspi.com/user/15398 http://www.sztspi.com/user/534411 http://www.sztspi.com/user/860610 http://www.sztspi.com/user/663211 http://www.sztspi.com/user/62078
2024-5-2 7:02:24[未知IP0801]網(wǎng)友
歐洲杯球隊(duì)巡禮新科冠軍http://www.sztspi.com/user/82976 http://www.sztspi.com/user/915211 http://www.sztspi.com/user/328010 http://www.sztspi.com/user/489311 http://www.sztspi.com/user/80209
2024-5-2 6:52:32[未知IP0801]網(wǎng)友
歐洲杯長(zhǎng)發(fā)發(fā)型是誰(shuí)http://www.sztspi.com/user/73938 http://www.sztspi.com/user/59784 http://www.sztspi.com/user/59784 http://www.sztspi.com/user/959710 http://www.sztspi.com/user/116012
2024-5-2 6:42:18[未知IP0801]網(wǎng)友
歐洲杯是否有直播http://www.sztspi.com/user/98108 http://www.sztspi.com/user/90024 http://www.sztspi.com/user/101211 http://www.sztspi.com/user/536215 http://www.sztspi.com/user/726710
2024-5-2 6:32:04[未知IP0801]網(wǎng)友
廬陽(yáng)哪里看歐洲杯最好http://www.sztspi.com/user/10887 http://www.sztspi.com/user/21986 http://www.sztspi.com/user/185819 http://www.sztspi.com/user/21806 http://www.sztspi.com/user/661212
2024-5-2 6:21:28[未知IP0801]網(wǎng)友
2020歐洲杯冠軍黑馬http://www.sztspi.com/user/22706 http://www.sztspi.com/user/551212 http://www.sztspi.com/user/84776 http://www.sztspi.com/user/86279 http://www.sztspi.com/user/474510
2024-5-2 6:10:53[未知IP0801]網(wǎng)友
96年歐洲杯各隊(duì)名單最新http://www.sztspi.com/user/41509 http://www.sztspi.com/user/26529 http://www.sztspi.com/user/57569 http://www.sztspi.com/user/78697 http://www.sztspi.com/user/233811
2024-5-2 6:01:01[未知IP0801]網(wǎng)友
歐洲杯韌帶http://www.sztspi.com/user/799711 http://www.sztspi.com/user/77375 http://www.sztspi.com/user/985514 http://www.sztspi.com/user/146313 http://www.sztspi.com/user/419112
2024-5-2 5:50:47[未知IP0801]網(wǎng)友
歐洲杯進(jìn)場(chǎng)妹子名單圖片http://www.sztspi.com/user/10036 http://www.sztspi.com/user/39136 http://www.sztspi.com/user/35918 http://www.sztspi.com/user/37017 http://www.sztspi.com/user/45227
2024-5-2 5:40:11[未知IP0801]網(wǎng)友
歐洲杯分組是什么規(guī)則的http://www.sztspi.com/user/91059 http://www.sztspi.com/user/90118 http://www.sztspi.com/user/590610 http://www.sztspi.com/user/989910 http://www.sztspi.com/user/33618
2024-5-2 5:29:19[未知IP0801]網(wǎng)友
水爺未上歐洲杯名單http://www.sztspi.com/user/68959 http://www.sztspi.com/user/944410 http://www.sztspi.com/user/21278 http://www.sztspi.com/user/131516 http://www.sztspi.com/user/336411
2024-5-2 5:19:26[未知IP0801]網(wǎng)友
21年歐洲杯桑切斯http://www.sztspi.com/user/957510 http://www.sztspi.com/user/219111 http://www.sztspi.com/user/898313 http://www.sztspi.com/user/355514 http://www.sztspi.com/user/90684
2024-5-2 5:09:55[未知IP0801]網(wǎng)友
挪威沒(méi)進(jìn)歐洲杯嗎現(xiàn)在http://www.sztspi.com/user/292610 http://www.sztspi.com/user/803210 http://www.sztspi.com/user/57439 http://www.sztspi.com/user/214310 http://www.sztspi.com/user/549110
2024-5-2 4:59:19[未知IP0801]網(wǎng)友
歐洲杯預(yù)測(cè)比分愛(ài)爾蘭法國(guó)http://www.sztspi.com/user/59928 http://www.sztspi.com/user/885811 http://www.sztspi.com/user/27768 http://www.sztspi.com/user/289710 http://www.sztspi.com/user/85878
2024-5-2 4:48:44[未知IP0801]網(wǎng)友
詹俊歐洲杯決賽http://www.sztspi.com/user/570710 http://www.sztspi.com/user/41706 http://www.sztspi.com/user/95759 http://www.sztspi.com/user/61579 http://www.sztspi.com/user/415214
2024-5-2 4:38:09[未知IP0801]網(wǎng)友
歐洲杯決賽票在哪買(mǎi)http://www.sztspi.com/user/541815 http://www.sztspi.com/user/488111 http://www.sztspi.com/user/34906 http://www.sztspi.com/user/93775 http://www.sztspi.com/user/87068
2024-5-2 4:28:16[未知IP0801]網(wǎng)友
歐洲杯意大利動(dòng)畫(huà)視頻http://www.sztspi.com/user/83594 http://www.sztspi.com/user/255811 http://www.sztspi.com/user/86707 http://www.sztspi.com/user/69778 http://www.sztspi.com/user/659810
2024-5-2 4:18:02[未知IP0801]網(wǎng)友
法國(guó)歐洲杯慶祝http://www.sztspi.com/user/71509 http://www.sztspi.com/user/62716 http://www.sztspi.com/user/350410 http://www.sztspi.com/user/18908 http://www.sztspi.com/user/82975
2024-5-2 4:07:27[未知IP0801]網(wǎng)友
歐洲杯丁偉杰解說(shuō)http://www.sztspi.com/user/44039 http://www.sztspi.com/user/75716 http://www.sztspi.com/user/230910 http://www.sztspi.com/user/67377 http://www.sztspi.com/user/21327
2024-5-2 3:56:52[未知IP0801]網(wǎng)友
舞蹈花式助威歐洲杯h(huán)ttp://www.sztspi.com/user/52235 http://www.sztspi.com/user/38648 http://www.sztspi.com/user/78147 http://www.sztspi.com/user/50399 http://www.sztspi.com/user/159114
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