DXC64数字交叉连接设备

DXC64数字交叉连接设备用户使用手册广州邮科网络设备有限公司地址：广州市天河区高新技术工业园电话：020-8557262785533520传真：[phone]邮编：510665网址：设备介绍···········································································2一、应用·················································································································2二、技术参数···········································································································2（一）、E1接口特性·································································································2（二）、系统时钟·····································································································2（三）、其它··········································································································2三、软件功能及网络管理····························································································2（一）、DXC64软件功能····························································································2（二）、DXC64的网络管理··························································································21．本地网管···································································································22．单点式远程网管···························································································33．远程组网管理······························································································3四、结构及各部件功能·······························································································3（一）、DXC64设备前面板介绍····················································································3（二）、DXC64设备后背板介绍····················································································4第二部分DXC64网管软件介绍···································································5一、软件安装及系统输入····························································································51．PC机系统配置建议······························································································52．软件安装·········································································································53．系统进入·········································································································5二、DXC64网管界面介绍···························································································5（一）、主界面各功能键介绍························································································6（二）、E1板控制界面·······························································································7（三）、时隙交叉配置界面··························································································8三、其它功能介绍·····································································································91．安全管理功能·································································································92．窗口功能·······································································································92DXC64数字交叉连接设备DXC64是一台提供多达64个E1接口的64kb/s交叉连接设备。它能提供任意两个64kb/s时隙之间可编程的无阻塞交叉连接，利用软件对它可以进行本端或远程网络管理。第一部分DXC64设备介绍一、应用1．作为DDN节点机、ATM节点机等设备的E1接口扩展：ATM、DDN节点机的E1接口都非常昂贵，为了使它们的E1接口得到充分利用，利用DXC64可扩展其E1接口。2．作为多业务接入节点：在用E1作为接入线路时，E1链路中通常有些时隙运载语言信息，有些时隙运载数据信息或控制信息，这些信息经过接入后通常是被传输到不同的处理中心，通过DXC64可将这些信息分类传输。二、技术参数（一）、E1接口特性1．符合G.703、G.704、G.732N的各项规程。2．CRC4复帧结构自适应。3．CCS和CAS信道兼容。对CAS信道，E1接口对TS16透明传输。4．75Ω和120Ω阻抗可选。当选用75Ω阻抗时，E1接口为小型CC4BNC座，直接从设备的后背板上引出。当选用120Ω阻抗时，本公司提供1U高19英寸标准75Ω至120Ω转换箱。5．线路码型为HDB3码。6．高灵敏度的E1输入信号放大功能。该设备在7号信令监测系统运用中，它的E1信号输入放大器能够将经过2×1KΩ高阻衰耗的E1信号进行放大，正确采集。（二）、系统时钟DXC64的系统时钟有内时钟、线路时钟和外时钟三种，时钟方式可供选择。当选择内时钟时，内时钟精度为±32PPM。选择线路时钟时，DXC64可设置同步于第一块E1接口板中的8个E1中的任一个E1时钟。当DXC64需要更高精度的时钟时，它可由外部输入TTL电平或HDB3编码的外部时钟。（三）、其它1．使用环境：温度0～40℃，湿度≤85%。2．可提供－48VDC、－24VDC、AC220V三种供电方式，直流供电或交流供电的保护地需接地状态良好。3．整机尺寸：460（宽）×178（高）×280（深）mm。三、软件功能及网络管理DXC64软件分为单机软件和网络管理软件两种。它们均为全中文图文界面，操作简单、易学。操作系统为win95、win98等视窗操作系统。单机软件能对DXC64进行本地或远端管理。网络管理软件除含有单机软件的所有功能外，还能对DXC64设备进行组网管理。（一）、DXC64软件功能DXC64的单机软件可实现下列主要功能：①系统时钟的设置和更改。②各E1接口的本地环路、远端环路的设置和删除。③各E1接口的告警显示，并显示告警类型。④记录所有告警信息和相关操作并存档。⑤任意两个时隙之间的交叉连接的建立和删除。⑥交叉连接文件的记录存档与上载。⑦安全管理功能。3（二）、DXC64的网络管理1．本地网管当PC机与DXC64在同一机房时（它们之间距离小于30米），将PC机的串口通过电缆直接连接至DXC64的后背板上的com1串口。com1串口可带电拔插。该串口为标准9孔DCERS232串口，它的接口信号定义为：P2：TD（发）P3：RD（收）P5：GND（地）这样PC机运行单机网管软件（DXC64）就能对DXC64实现管理。2．单点式远程管理当DXC64配有远程管理RCC板时，就可以对DXC64进行远程管理。图一是一个对DXC64进行远程管理的示例：远程网管RCC板将DXC64的管理信息放置在其主E1（ME1）的第31时隙上，通过该E1将DXC64的管理信息传送至远端，在远端通过一种设备（如DDN节点机）将该TS31提取出来，再送至DDN节点机的一个V.24串口，将该串口连接至PC机，运行单点网管软件DXC64，就可实现对DXC64的远程管理。3．远程组网管理在利用多台DXC64设备组成一个网络时，为了对该网络实现管理，每台DXC64都必须配备远程网管RCC板，担任网管任务的PC机必须运行DXC64网络管理软件。担任网管任务的PC机轮流访问每台DXC64，记录各设备的运行状态。需要时，它专门访问某台DXC64，对其进行操作、管理。四、结构及各部件功能（一）、DXC64设备前面板介绍4DXC64设备为19英寸4U高的标准机箱，采用插板式结构，整个机箱共有12个槽位，如上图所示。第一槽位为电源板槽位。电源板（POW板）分为三种，提供三种不同的供电电源：POW－A：－48V直流供电功率50W。POW－B：－24V直流供电功率50W。POW－C：AC220V交流供电功率50W。第二槽位为DXC板槽位。DXC板就是时隙交叉控制板，它用软件进行64kb/s时隙交叉连接，并完成对DXC64设备的各项管理功能。第三至第十槽位为E1接口板槽位。每块E1接口板提供8个独立的E1接口，DXC64最多可提供64个E1接口，每个E1接口板上有一个电源灯和8个E1接口状态灯。8个E1接口状态灯分别表示8个E1接口状态，该灯为绿灯，它有三种状态：①常亮：表示该E1接口状态正常。②闪亮：表示该E1接口有告警。③不亮：表