Use Cases
Legba’s Private Network FAQ
When we are talking to new customers, there are some common questions that keep coming up.
Deep Technical
Hardware Diagnostics in Your Cellular Network
The purpose of this article is to provide some background for network managers about the kinds of hardware diagnostics that are available from typical radio basestations (GSM BTS, UMTS NodeB, LTE eNodeB, 5G-NR gNodeB, etc.).
Private Networks
Why You Need a Private LTE/5G Network
The global private network market is estimated at around US$3.5B already. Where are these networks at what are they used for? And why do customers install them?
Private Networks
Private LTE/5G Networks Around the World
Growing opportunities for spectrum access are making private cellular networks a reality in many parts of the world. The fastest regulatory developments are in the US, with Europe close behind.
Deep Technical
The MPDCCH in LTE-M
This article describes the operation of the MTC Physical Downlink Control Channel (MPDCCH) for sending downlink assignments and uplink grants to the client device.
Private Networks
Getting Your LTE/5G Private Network
Our project for you is not just the radio network, but all of the planning, testing, and management around the radio network.
4G
Sorting Out New-Generation RAN Terminology
This article is about protocols used or proposed for connecting remote radio heads (RRH) or radio units (RU) or whatever you call that part of the network to baseband units (BBU) or data units (DU) or C-RAN, or whatever you Read more…
Company Image
The “Burning Man” Private Networks
The history of this company traces back to OpenBTS, an all-software GSM stack that was started and largely written by Legba’s founder. And cellular networks at the Burning Man festival figure largely in the history of OpenBTS. These networks gave Read more…
2G
Ad Hoc Private Networks in GSM
This article describes the 2G security architecture that allows NiPC’s non-authenticated sub-mode to work, use cases for this type of operation, and how to configure the feature in a YateBTS LabKit or SateSite basestation unit.
4G
Cell Broadcast For Emergency And Public Safety Alerts!
Cell broadcast (CB) is a way to deliver a text message to large numbers of handsets over the cellular network. Its main use today is the delivery of Public Warning System (PWS) messages, also called CMAS, ETWS, or other names in different parts of the world. The Legba Lab Kit is an easy and inexpensive way to generate PWS test messages on your bench.
