GSM with Osmocom: NanoBTS
Nick Setting up ipaccess NanoBTS on Osmocom's OsmoBSC
2020
srsLTE Install for BladeRF & LimeSDR on Debian / Ubuntu
Note: I’m running version 19.12.0 which I installed from the repos due to issues with 20.4.0 (latest when I wrote this) and stability on LimeSDR. I wrote the other day…
Sending SMS in Open5GS LTE Networks using the SGs Interface and OsmoMSC with SMSoS
Sending SMS over LTE using OsmoMSC and OsmoHLR and the SGs interface for SMSoS
OsmoMSC and Open5GS MME – SGs Interface for InterRAT Handover & SMS
Looking into the SGi interface for Circuit Switched Fallback in LTE to use GSM/UMTS networks for Calls & SMS
GSM with Osmocom: Call routing in GSM
How call routing in GSM works and it's application in the Osmocom suite
GSM with Osmocom Part 9: Calls & SMS at last!
So now we’ve covered the basics of what’s involved let’s get some traffic on our network. For starters we’ll need to start each of our network elements and bring up…
GSM with Osmocom Part 8: The Mobile Switching Center
Setting up the Mobile Switching Centre for a GSM network using OsmoMSC.
GSM with Osmocom Part 7: The HLR – Home Location Register (and Friends)
What the Home Location Register (HLR) does in GSM, how to set it up and configure subscribers.
GSM with Osmocom Part 6: Integrating our LimeSDR BTS with OsmoBSC
Connecting our LimeSDR based GSM BTS with OsmoBSC.
GSM with Osmocom Part 5: Software BTS with LimeSDR & osmo-bts-trx
Using a LimeSDR as a GSM BTS with Osmocom.
GSM with Osmocom Part 4: The Base Station Controller (BSC)
Configuring a GSM Base Station Controller with Osmocom stack.
GSM with Osmocom Part 3: Introduction to Osmo Software & Virtual BTS
Setting up a virtual BTS in our BSC with Osmocom.
GSM with Osmocom Part 2: BTS Basics
What's a BTS and where do they fit into the GSM Network architecture?
GSM with Osmocom Part 1: Intro
Intro to our post series on GSM using the Osmocom stack,
Working with LTE MAC traces in Wireshark
Using Wireshark to view and analyze MAC layer LTE traffic
16 in 1 Magic SIM Card Revisited
Quick look at cheap "Magic SIM Cards", what they do, how they do it, and the amazing graphics they use.
Configuring YateBTS for Software Defined GSM/GPRS
Configuring YateBTS NIPC with a BladeRF Software Defined Radio
Compiling YateBTS NIPC for Software Defined GSM / GPRS
Setting up YateBTS GSM BTS in Ubuntu 18.04
Kamailio Bytes – Docker and Containers
Using Docker to containerize Kamailio instanances
Field Test on an iPhone
Accessing the Field Testing suite on an iOS Device