Open5GS Core Network

Core Network & SignalingSetup RequiredLocation: /usr/local/bin/open5gs-install

Command Line Execution

Run this command in the TelcoChisel terminal to launch or execute the tool:

Open5GS Core Network Command
cd /opt/telcosec/open5gs/docker_open5gs && sudo docker compose up -d

Detailed Technical Overview

Open5GS is an open-source C-language implementation of 4G EPC and 5G Core Network functions. It includes AMF, SMF, UPF, UDM, HSS, and PCRF nodes, allowing researchers to simulate a complete standalone cellular core network.

Configuration & Usage Guide

To initialize and configure Open5GS Core Network for telecom security audits, follow these steps:

  1. 1Verify the Open5GS installation: open5gs-install
  2. 2Start all 5G SA core network elements: `sudo open5gs-start` (which uses docker compose under the hood)
  3. 3Access the web administration UI at http://localhost:3000 to manage subscribers.

Troubleshooting & Security Audits

Open5GS Core Network Audit Warning
If services fail to start, check that MongoDB is active, as Open5GS uses MongoDB as its primary database for subscriber storage.
SIGNALING CORE LAB

Master Open5GS Core Network with Interactive Telecom Labs

Practice deploying Open5GS Core Network against live cellular networks, radio interfaces, and mobile cores in TelcoSec Academy's browser-accessible cloud sandboxes.

Interactive Cloud Labs No Hardware Required CTSP Certification
Launch Interactive Labapp.telcosec.net · Instant access

Frequently Asked Questions

Does Open5GS support 5G Standalone?

Yes, Open5GS implements complete 3GPP Release 16 Standalone (SA) and Non-Standalone (NSA) architectures.

Can I connect real cells to Open5GS?

Yes, if you configure the AMF binding IP and have a compatible gNodeB transceiver.

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