Abstract The IEEE 802.11-based Wireless Local Area Network (WLAN) has become a
ubiquitous networking technology deployed around the world. IEEE 802.11 WLAN are now …

Since the apparition of Voice over IP (VoIP), many standards (mainly signaling protocols and
codecs) have arisen with the aim of enabling voice calls through data networks. This paper …

The Voice over Internet Protocol (VoIP) and Wireless Local Area Networks (WLANs) has
observed the fastest growth in the world of communication. The WLAN is the most assuring …

Transmission of VoIP over packet switching networks is one of the rapidly emerging real-
time Internet Protocol. The real-time application of the Voice over Internet Protocol (VoIP) is …

Voice over IP “VoIP” is a form of voice speech that uses data networks, for transmission of
voice traffic over IP-based networks to transmit voice signals. The signal is correctly encoded …

Voice over IP (VoIP), a modern form of telecommunications, requires real-time transmission.
However, there are limitations (eg, packet loss and delay) which result in degradation in …

Telecommunication is one of the fastest growing industries. Yemen Telecom (YT) always
tries to follow the modern technologies taking into consideration the technical issues …

The Collective study will critically evaluate the voice over internet protocol (VOIP) Security
threats, issues & challenges in the communication over the network, the solution provided by …

Since the emergence of the Session Initiation Proto-col (SIP) enabled Voice over IP (VoIP)
communication, security has been considered in multiple aspects in the standards …

The main theme of this paper is to define the relationship between the number of calls made
in an Asterisk server and use of the processor in this server as the processor is one of the …