Learn Voice over IP fundamentals, including its history, core concepts, and key technologies like SIP for real-time voice communication over IP networks.

Learn essential VoIP technician skills: networking fundamentals, tools, training paths, and career outlook in unified communications for aspiring professionals.

Build an open-source fax server. Learn software, setup, and best practices for secure, compliant document transmission. Covers FoIP, ITU-T standards, and modern industry use cases.

Explore Session Initiation Protocol (SIP) architecture, operations, recent usage trends, and security vulnerabilities. Understand its role in real-time communication systems.

Profiles 20 leading hotel IT technology vendors. Covers key offerings in telecom, PMS, networking, Wi-Fi, cybersecurity, cloud, and smart room tech solutions for operations.