SS7 USSD Center - Service and Gateway

The Unrestricted Supplementary Service Data (USSD) is used by the mobile interaction business to send text between a mobile phone and an application program interacting promptly with end-user. USSD transactions only take place while mobile phones are turned on. USSD messages travel over SS7 signaling channels, providing a fast way for customer connections and data transfer. USSD transactions respond in less than a second.

The solution is suitable for

• Mobile initiated an network initiated USSD for mobile user interaction.
• News with use of RSS feeds
• Chat services
• Quiz, survey, Q&A service
• Polling service
• Banking

Specification

• Up to 8 SS7 TDM E1 lines, up to 16 signaling time slots per E1
• SIGTRAN M3UA
• Runs on industry standard x86-64 server hardware with digital interface cards (e.g. Digium, Sangoma, Openvox)
• Network initiated (Mobile Terminated) USSD
• User initiated (Mobile Originated) USSD
• Up to 60,000 simultaneous sessions
• Distributed architecture (USSD service and E1/SIGTRAN MTP3 service on different servers)

Product sheet