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巨龙公司开发中心自行研制开发了符合国际及国内标准的接入网接口——V5接口和接入网设备,并在公用网中投入使用。已使用的接入网设备HJD04——RSU远端用户单元也已具备了V5话口。该设备具有远端集中监控和维护、用户内线、外线测试功能,可实现无人值守;可通过标准E1接口、HDSL/APM接口、OTI单环光纤接口、
Dragon company development center developed its own in line with international and domestic standards for access network interface - V5 interface and access network equipment, and put into use in the public network. The used access network equipment HJD04 - RSU remote subscriber unit also has the V5 talk port. The device with remote monitoring and maintenance center, the user inside and outside the test function, enabling unattended; through standard E1 interface, HDSL / APM interface, OTI single-ring optical interface,