QUESTION
(a) How VoIP Works and how VoIP helps today's business?
(b) What is a signaling protocol? Explain about SIP components and their key benefits
(c) What is IPTV? List the network requirement for IPTV and their benefits in today's business
(d) What is DNS Security (DNSSEC)? What are some of the concerns regarding DNSSEC?
(e) Brief any three out the following-
(i) VoD and Smart TV
(ii) DNS Resolver
(iii) Wireless Internet
(iv) Mobile Cloud Computing
(v) Mobile Application Development