Sophia Scoggins

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Demand For VoIP Security Customer Premises Equipment (CPE)-IP phones and media gateways with VoIP capability-is vulnerable to many Internet attacks, such as malformed frames or packet floods, both of which lead to Denial of Service attacks (DoS). Since DoS consumes significant equipment CPU processing cycles, this results in impaired voice quality in a(More)
  • Debbie Greenstreet, Glenn Yancey, +5 authors Demetri Jobson
  • 2005
While voice-over-IP (VoIP) products have been deployed in the market for over seven years, recent announcements by service providers such as Vonage, AT&T, Sprint and others have created a flurry of activity by consumer equipment manufacturers racing to roll out residential VoIP gateway products. These low-cost devices are usually standalone boxes that(More)
CCI1'T Signaling System Number 7 (SS7) and Intelligent Networks have just been fully or partially implemented by many telecommunications companies in the past few years. Their impact on the performance of the entire network has been incredible, however room for improvement still remains through thorough study and careful planning. A CSIM-based teletraffic(More)
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