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Overview

This is a group of Osmocom programs implementing cellular network infrastructure components for GSM, GPRS, EDGE, UMTS, HSPA, LTE and their associated interfaces and protocol stacks.

This includes components for classic circuit-switched GSM:

  • OsmoBTS implementing a GSM Base Transceiver Station
    • optionally together with OsmoTRX to implement the GSM physical layer on a Software Defined Radio
  • OsmoBSC implementing an IP-based GSM Base Station Controller with Abis/IP and 3GPP AoIP interface
  • OsmoMSC implementing an IP based GSM and UMTS Mobile Switching Center with 3GPP AoIP and Iu-CS interface
  • OsmoHLR implementing a minimalistic HLR compatible only with OsmoMSC
  • OsmoSTP implementing a minimalistic Signal Transfer Point for M3UA, SUA and SCCPlite
  • OsmoNITB, our legacy implementation a minimal network-in-the-box with Abis/IP interface

As well as the following components for GPRS/EDGE networks:

  • The OsmoPCU project, implementing a GPRS Packet Control Unit with Gb/IP interface
  • The OsmoSGSN project, impleenting a Serving GPRS Support Node with Gb/IP, Iu-PS and GTP
  • The OpenGGSN project, implementing a Gateway GPRS Support Node

Further projects related to UMTS/HSPA networks:

  • The OsmoHNBGW project, implementing a HomeNodeB-Gateway with Iuh, Iu-CS and Iu-PS

Videos

For a list of videos from conferences about our activities, please see Videos_of_Presentations

Auto-generated list of immediate sub-projects:

Issue tracking

open closed Total
Bug 309 348 657
Feature 245 203 448
Support 8 12 20

View all issues | Calendar | Gantt

Latest news

Newspaper article on Osmocom based GSM networks in Mexico
German newspaper article about how Rhizomatica uses Osmocom to provide telephony to rural communities in Oaxaca, Mexico
Added by laforge about 1 month ago

2017 Osmocom Cellular Infrastructure Review
Review of most significant changes and events in the Osmocom Cellular Infrastructure projects in 2017
Added by laforge about 2 months ago

Osmocom operates GSM/UMTS network at 34C3 (2 comments)
Osmocom operates GSM/UMTS network at the CCCs annual Chaos Communication Congress 34C3
Added by laforge about 2 months ago

Outreachy project selects Osmocom Debian Packaging (3 comments)
Added by laforge 4 months ago

Osmocom "latest" binary packages for Debian + Ubuntu (1 comment)
Osmocom now offers an osmocom:latest package feed with Ubuntu + Debian packages of the latest tagged releases of all Osmocom cellular infrastructure software
Added by laforge 4 months ago

View all news