1. Private telecommunication network based on ngn;Chochelinski,2009
2. Multimedia services in asterisk based on voicexml;Voznak,2011
3. Threats to voice over ip communications systems;Voznak,2010
4. Web-based ip telephony penetration system evaluating level of protection from attacks and threats;Voznak,2011
5. Anomaly-based Network Intrusion Detection Methods