UGC NET CSE | December 2012 | Part 2 | Question: 8

Question

The Mobile Application Protocol (MAP) typically runs on top of which protocol?

• A. SNMP (Simple Network Management Protocol)
• B. SMTP (Simple Mail Transfer Protocol)
• C. SS7 (Signalling System 7)
• D. HTTP (Hyper Text Transfer Protocol)

Answer 1

Ans C

Main SS7 functions are .

• Setting up and tearing down circuit-switched connections, such as telephone calls .
• Advanced network features such as those offered by supplementary services (calling name/number presentation, Automatic Callback, and so on).
• Mobility management in cellular networks, which permits subscribers to move geographically while remaining attached to the network, even while an active call is in place.
• Short Message Service (SMS) and Enhanced Messaging Service (EMS)
• Support for Intelligent Network (IN) services such as toll-free (800) calling.
• Support for ISDN.
• Local Number Portability (LNP) to allow subscribers to change their service, service provider, and location without needing to change their telephone number.