There's just something magical about a tea party—delicate teacups, pretty pastries, and good company make for the most amazing afternoon. Whether you're hosting a fancy garden tea, a beautiful bridal ...

Abstract: The development of communication technology is now very dependent on the internet, not only for information delivery but also for telecommunications (Voice and Data). VoIP (Voice over ...

Abstract: There is a trend towards voice-over-IP systems based on the session initiation protocol (SIP), which is a protocol for session management in general. However, as signalling data is ...