Inspired by unidirectional error detecting codes that are used in situations where only one kind of bit error is possible (e.g., it is possible to change a bit "0" into a...
Srdjan Capkun, Mario Cagalj, Ram Kumar Rengaswamy,...
Orthogonal Frequency Division Multiplexing (OFDM) has been adopted in many broadband wireless communication standards. In OFDM systems, channel estimation is a crucial module in co...
As Internet telephony systems continue to replace existing Public Switched Telephone Network systems, proxy servers running the Session Initiation Protocol (SIP) will continue to ...
This paper presents the design and analysis of a multilayer protection scheme against denial-of-service (DoS) attacks in IP telephony enabled enterprise networks. While there are ...
—The use of the Internet for VoIP communications has seen an important increase over the last few years, with the Session Initiation Protocol (SIP) as the most popular protocol u...