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danieljdede
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Member since April 2026
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How to Build & Run an MSP

Turn IT skills into a valuable, recurring-revenue business. The MSP model, the tech stack, pricing, operations (NOC, help desk,...
Intermediate
15 Lectures

VoIP Security & Toll-Fraud Prevention

Stop the attacks that cost real money. Map the VoIP attack surface, encrypt SIP & RTP, prevent and detect toll fraud, harde...
Advanced
15 Lectures

BroadWorks MOP Engineering

Turn risky production changes into safe, repeatable Methods of Procedure. Anatomy of a MOP, exact steps, risk & windows, ro...
Intermediate
15 Lectures

BroadWorks Administration Mastery

Administer the carrier-grade platform behind hosted PBX. Architecture, the system hierarchy, provisioning, call-control service...
Advanced
15 Lectures

Cloud PBX & Contact Center (CCaaS)

From cloud phone systems to full contact centers: UCaaS features, IVR & ACD routing, omnichannel CCaaS, CRM integration, an...
Intermediate
15 Lectures

Network Design for Voice

The network makes or breaks every call. Learn QoS (DSCP/LLQ), voice VLANs & PoE, bandwidth & call admission control, an...
Intermediate
15 Lectures

Microsoft Teams Phone & Direct Routing

Bring your own carrier to Microsoft Teams. Learn Teams Phone’s PSTN options, Direct Routing architecture, SBC setup &...
Intermediate
15 Lectures

Telephony & VoIP Essentials

Start here: understand how phone calls really work — from the PSTN to packet voice, codecs, call flow, voice quality and the ne...
Beginner
15 Lectures

SIP Trunking & SBC Deep Dive

Go beyond the basics: design, secure, and troubleshoot enterprise SIP trunks and Session Border Controllers — authentication, n...
Advanced
22 Lectures

VoIP & SIP Fundamentals

Master the protocol behind every modern phone system. From PSTN to SIP, SDP, RTP, NAT, SBCs, trunking, security and real-world ...
Intermediate
22 Lectures
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