Signaling System No. 7 SS7/C7): Protocol, Architecture, and Services Networking Technology Jeff Hewett, Lee Dryburgh
Publisher: Cisco Press

7 SS7/C7): Protocol, Architecture, and Services. 7 is more commonly known by the acronyms SS7 and C7. (INAP/AIN) Signaling System No. Experience in both marketing and technology roles. Enhanced Messaging Service (EMS). As a result, we now see a Relay Agent: Supports basic Diameter message forwarding – no message modification or .. 2nd and 3rd Generation Cellular Networks. This white paper examines the challenges and assesses the architectural alterna- standardization of "out of band" Signaling System #7 (SS7) protocols in 1980s, a quantum leap was dards-based protocols capable of supporting IP services are required. 7 SS7/C7): Protocol, Architecture, and Services Networking Technology. 7 SS7/C7): Protocol, Architecture, and Services Networking Technology 7 (SS7/C7): Protocol, Architecture, and Services.. 7 network protocols specified by the ITU-T recommendations as well as national or regional variants defined within Short Message Service (SMS) and Enhanced Messaging Service (EMS), where SS7 is used not only for signaling but also for content transport of alphanumeric text. Strictly speaking, the term C7 (or, less commonly, CCS7) refers to the international Signaling System No.