七号信令

• Telephone user part tup
  电话用户部分七号信令
• Networking and application of no . 7 signaling monitoring system of chongqing mobile
  重庆移动七号信令监测系统的组网及应用
• Ccs7 common channel signaling
  七号信令
• Signaling system no . 7 ss
  七号信令系统
• Isdn user part isup
  用户部分七号信令
• Implementation of message filtrating in no . 7 signaling concentrating monitor system
  移动七号信令集中监测系统中消息过滤的实现
• No . 7 signaling network
  七号信令网
• Application of gps time receiving system in signaling no . 7 concentrative monitor system
  授时系统在七号信令集中监测系统中的应用
• System access and data integrity process in signaling no . 7 concentrative monitor system
  七号信令集中监测系统的接入和数据整合处理
• Application of centralized ss7 monitoring system in telecom operation amp; amp; maintenance
  七号信令集中监测系统在电信运维中的应用