Our CoursesDownload Course Catalog Filter by Course Name: and/or by Category: Avaya Business Communications Career Transition Carrier-Based Networking Certification Conflict Resolution Core Skills Customer Sales, Service, & Marketing Fiber Optics Financial Know-How Health & Wellness Job Performance Enhancements Just for Fun Leadership Microsoft Applications Motivational Networking Security TCP/IP & Routing Protocols Telecommunications Design & Distribution Today's Trending Technologies VoIP Wireless Your Home – Your Planet Reset Filters Course Name (click to sort ↑↓) Category (sort ↑↓) Length (↑↓) Introduction to Voice over Internet Protocol (VoIP) and Session Initiation Protocol (SIP) within Next-Generation (NG) Carrier Networks for Communications Technicians → VoIP → 24 hours Introduction to Voice over Internet Protocol (VoIP) and Session Initiation Protocol (SIP) within Next-Generation (NG) Carrier Networks for Service Representatives → VoIP → 16 hours Voice over Internet Protocol (VoIP) → VoIP → 24–40 hours Download Course Catalog
