D-channel Data channel
The D channel is a full duplex, 16Kbps BRI (Basic Rate Interface) or 64Kbps PRI (Primary Rate Interface) ISDN channel used to carry control signals and customer call data in the packet switched mode.
DecodingTelecoms - Term of the week
Get your weekly dose of telecoms terminology delivered straight to your inbox! No spam - just clear-cut telecoms terms to keep you on top of your game.
Subscribe to our YouTube Channel
With over 200 free videos (and counting!) covering a range of technology topics our channel is the place to be. Subscribe to be the first to know when we release videos.
FREE Intro to 5G Sample Course
Use this no-obligation free trial to get a taste of what it’s like to be an Mpirical student. Included with the trial is an all-access pass to our learning platform.
5G
New
5G and UAS
This course explores UAS fundamentals, 5G technologies, and integration strategies to enable scalable and efficient drone operations across modern wireless networks.
Multi Technology
New
RCS Messaging Services
This course covers RCS messaging end-to-end: network architecture, deployment, provisioning, authentication, messaging types, enhancements like file transfer, and chatbots.
Partner
Fast Track Telecoms Mini MBA
This course is designed to provide participants with a broad, holistic view of the business from a financial, commercial and strategic context.
Related
IoT Ecosystem
Understand the structure of IoT ecosystems, including connectivity technologies, platforms, protocols, and key industry applications.
5G
Introduction to FRMCS
This course discusses how FRMCS over 5G transforms railway communications, FRMCS architecture, use cases, 5G Registration and PDU Sessions, FRMCS Spectrum and the use of Mission Critical Services.
Partner
Roaming Technical Architecture and Testing
This course focuses on 2G-5G roaming, focusing on IREG testing, architecture, procedures, test scripts, and key considerations for roaming implementation.
4G
Deploying NTN based IoT
This course covers NB-IoT NTN, connectivity, performance, deployment, use cases, satellite bands, roaming, QoS, and more for IoT in remote areas.
View All