Avoiding disaster is very easy VoIP Hacking Exposed Way "This book illuminates how remote users can probe, sniff, and modify your phones, phone switches, and networks that offer VoIP services Inside,. You will learn how to defend against the latest DoS, man-in-the-middle, call flooding , eavesdropping, VoIP fuzzing, signaling and audio manipulation, Voice SPAM / Spit, and voice phishing attacks. Find out how hackers footprint, scan, enumerate, and stole a VoIP network and hardwareFortify Cisco, Avaya, and Asterisk systemsPrevent DNS poisoning, DHCP exhaustion, and ARP table manipulationThwart amount of harvesting, call pattern tracking, and conversation eavesdroppingMeasure and maintain VoIP network quality of service and VoIP conversation qualityStop DoS and flooding attacks from the packet-based SIP proxy and telephone disrupt piracy Counter REGISTER, INVITE flooding, and BYE call teardown attacksAvoid insertion / mixing of sound dangerous audioLearn SPAM / Spit and how to prevent itDefend against phishing and identity theft fraud votes