All the gear I’ve got so far for my DIY RAN Project requires -48vDC to power it up. Back to online auction websites and preso I’ve ended up with an Eltek MPSU3000, from the mid 2000s. The fellow I bought it from was even nice enough to throw a binder full of printed documentation, which […]
Acronyms and cryptography – a look at Subscriber Identifiers in 5G
Picking and validating antenna selection for the new RAN project in my lab.
What do Unlock SIMs sold online actually do and how do they do it?
Configuring the Osmocom Serving Gateway Support Node (SGSN) for 2G/3G networks.
While 5G SA devices are still in their early stages, and 5G RAN hardware / gNodeBs are hard to come by, so today we’ll cover using UERANSIM to simulate UEs and 5G RAN, to put test calls through our 5GC. Bringing your 5G Core Online We’ll use Open5Gs for all the 5GC components, and install […]
Using a NanoVNA to analyse antenna performance for SDR driven Base Stations for GSM / LTE.
Configuring the NRF for Open5GS
A look at the Network Function Repository Function (NRF) in 5G Core
How I ended up with a Macro LTE eNodeB (Huawei BBU3900) and getting it running.
Comparing the Control Plane signalling in 5GC compared to EPC.
How User Plane traffic is handled in 5GC compared to EPC
No talk of Augmented Reality, Holographic Video calls, 5G cities. Just info about real 5G topics for nerds.
How SIP hold using RFC6336 is implemented and how it looks in production.
The Packet Gateway’s purpose in the EPC.
Basic processes and functions of the LTE EPC Serving Gateway (S-GW).
Using FreeSWITCH to serve WebSocket / WebRTC connections
Cheat sheets for common Docker Commands
Things to keep in mind before using Kamailio as a Load Balancer for Asterisk
Using Mkcert to generate valid SSL certificates on your local machine for development