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【单选题】
一个STM-4可直接提供( )个2M ___
A. 64
B. 252
C. 254
D. 128
E.
F.
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答案
B
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otnm.ini文件下控制远程写ip的选项是哪项( )___
A. EQUIP_TOPOY=
B. BIND_TO_IP
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【单选题】
OTNM2000界面中不能够清掉的数据包括___
A. 当前告警
B. 命令日志
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D. 性能历史
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otnm2000历史数据日积月累,数据量会很大,为了缓解数据库的存储压力,提高网管监控性能,网管开发了一个后台服务来完成转储功能,该功能服务是( )___
A. dtserver
B. dtdumper
C. manager2
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F.
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以下对于版本及补丁升级说法错误的是( )___
A. 版本升级需要验证业务
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C. 补丁升级不需要验证业务
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【单选题】
OTNM2000网管的port number(即环境变量中的网管端口号)工程要求配置为( )___
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【单选题】
otnm2000网管的后台服务dtserver使用的端口号是( )___
A. 6000
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【单选题】
OTNM2000网管的用户级别不包括( )___
A. 高级
B. 中级
C. 低级
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【单选题】
OTNM2000网管系统中紧急告警用哪个颜色的告警灯表示( )___
A. 红色
B. 黑色
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【单选题】
OTNM2000网管中客户端使用otnmping来ping通网元,此过程是借助服务器端哪个服务来实现的( )___
A. dtserver
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OTNM2000与IAMS数据集成维护系统之间通信的接口服务是哪个( )___
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一个路由器的路由表通常包含( )。___
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B. 所有的目的主机和到达该目的主机的完整路径
C. 目的网络和到达该目的网络路径上的下一个路由器的IP地址
D. 互联网中所有路由器的IP地址
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【单选题】
OTNM2100网管对象告警监视窗口中上报的告警,用户不能做的操作 ( )___
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【单选题】
OTNM2100网管日志内容不包括( )。___
A. 用户操作日志
B. 域子网事件日志
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【单选题】
OTNM2100系统可管理多达( )个域子网管理系统或网元管理系统___
A. 16
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【单选题】
OTNM2100系统能支持( )个本地或远程用户终端___
A. 8
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以下哪个ONU可以承载TDM业务.( )___
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【单选题】
PBX交换机的一条E1线路可以提供()个话路。___
A. A.28
B. B.24
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PBX用户拨打移动虚拟网短号,听到语音提示为您所拨的号码没有申请VPMN业务故障原因可能为()___
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PCM30/32的7位帧同步码为( )___
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65535,单位为毫秒,它的默认值为______毫秒。___
A. 1000
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PING 命令使用了哪种ICMP消息 ___
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PON接入层的覆盖半径最远大概是多少KM?___
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PON系统上行传输波长为( )nm___
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PPP 协议是用于拨号上网和路由器之间通信的点到点通信协议,是属于( )协议.___
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PPPOE流程中是否有心跳包( )___
A. 有
B. 没有
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PPPOE流程中一个或者多个BAS发送的给予分组的信令为( )___
A. PADS
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PPPOE在抓包后过滤时输入( )___
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PPP协议中,( )主要用于协商在该数据链路上所传输的数据包的格式与类型.___
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PPP验证失败后,将由Authenticate阶段转入什么阶段( )___
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PTN620设备分布了( )2千M口___
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PTN640设备分布了( )路MCC___
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PTN640设备在配置1:1保护时,LSP标签值正向与反向( )___
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PTN660设备的网元类型配置为( )___
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以下哪个不属于GPON的组成部分( )___
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