Backing up and Restoring Open5GS
How to backup and restore Open5Gs config between servers
Search Results for: Open5GS
Open5GS without NAT
Setting up Open5Gs without a NAT requirement, and the routing required to do so.
Open5Gs Database Schema Change
New database time to support slicing and a migration path for existing users.
My first 5G Core: Open5Gs and UERANSIM
Note: As this space develops so quickly I’ve refreshed the original post from November 2021 in March 2021 with updated instructions. 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 … Continue reading My first 5G Core: Open5Gs and UERANSIM
Open5GS – NRF Setup
Configuring the NRF for Open5GS
Open5GS EPC: Static IP Addresses for UEs / APNs / Subscribers
Assigning static IPs to UEs in Open5GS
Open5GS EPC: SGW selection by eNodeB ID / TAC
Using the new functionality in Open5Gs to select S-GW based on TAC or eNB ID.
Connecting any 3rd Party HSS to Open5GS MME
Connecting an external / 3rd party HSS to Open5GS
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
Open5GS Python Library / API
A while ago I wrote a Python library for interfacing Open5GS HSS to Python. The Open5GS HSS uses a MongoDB backend, so the library is just running formatted Mongo queries. You can create, edit and delete subscribers in the HSS, along with modifying any parameters you can from the WebUI. Take a look: https://github.com/open5gs/open5gs/tree/master/misc/db/python
Open5Gs- Python HSS Interface
Note: NextEPC the Open Source project rebranded as Open5Gs in 2019 due to a naming issue. The remaining software called NextEPC is a branch of an old version of Open5Gs. This post was written before the rebranding. I’ve been working for some time on Private LTE networks, the packet core I’m using is NextEPC, it’s … Continue reading Open5Gs- Python HSS Interface
Open5GS – Splitting Network Elements
Separating Network Elements (NEs) in NextEPC packet core.
SMS Transport Wars?
There’s old joke about standards that the great thing about standards there’s so many to choose from. SMS wasn’t there from the start of GSM, but within a year of the inception of 2G we had SMS, and we’ve had SMS, almost totally unchanged, ever since. In a recent Twitter exchange, I was asked, what’s … Continue reading SMS Transport Wars?
Most Popular Articles of 2022
A lazy listicle to wrap up the year.
Diameter Routing Agents – Part 3 – Building a DRA with FreeDiameter
Using FreeDiameter as a DRA
FreeDiameter – Generating Certificates
Using OpenSSL to generate self-signed certs for use in FreeDiameter
If you like Pina Coladas, and service the control plane – Intro to NRF in 5GC
Looking for Love in the 5G Core?
Let’s look at our matchmaker – The Network Repository Function in 5G Core.
SMS in 5GC
The first SMS was sent in 1993, and all these years later as 5G rolls out, we’re still supporting it.
5Gethernet? – Transporting Non-IP data in 5G
A look at non-IP transport for 5G including Ethernet.
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Offtopic – HDMI & USB over Twisted Pair
Kamailio Bytes – Setting up rtpengine in Kamailio to relay RTP / Media
Huawei Baseband Cheat Sheet
Open5GS – NRF Setup
SMS Security – Banks
Kamailio 101 – Part 8 – Security in Practice
