DID组网难题的分析及处理方法

*发表于 2022-8-13 12:06:52* · 发表于 2022-8-13 12:06:52

铁道部专网与公同的连接，采用等位拨号(DID)方法代替仿照环路中继方法广州通讯段、长沙电务段的c＆cO8交换机，选用No1信令终结DID组网；怀化电务段的c＆c08交换机(版本为R03B)，选用No．7信令以准同步方法与公同互联，构成8个2Mb／s通道，专网号长为5，公同号长为7
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(The connection between the private network of the Ministry of Railways and the public network adopts the dial-by-number (DID) method to replace the c&cO8 switches of the Guangzhou communication section and the Changsha electric service section, which are imitated by the loop relay method, and use No1 signaling to terminate the DID networking; Huaihua electric service section The c & c08 switch (version R03B), select No. 7 Signaling is interconnected with the public by quasi-synchronization, forming 8 2Mb/s channels, the length of the private network number is 5, and the length of the public number is 7
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[邮电通讯系统] DID组网难题的分析及处理方法

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