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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Open5GS – Introduction</title>
<meta name="description" content="A framework for easily creating beautiful presentations using HTML">
<meta name="author" content="Hakim El Hattab">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="dist/reset.css">
<link rel="stylesheet" href="dist/reveal.css">
<link rel="stylesheet" href="dist/theme/black.css" id="theme">
<!-- Theme used for syntax highlighting of code -->
<link rel="stylesheet" href="plugin/highlight/monokai.css">
<style>
.reveal h1, .reveal h2, .reveal h3, .reveal h4, .reveal h5 {
text-transform: none;
}
</style>
</head>
<body>
<div class="reveal">
<!-- Any section element inside of this container is displayed as a slide -->
<div class="slides">
<section>
<h2 class="r-fit-text">
Introduction to <a href="https://open5gs.org" target="_blank">Open5GS</a>
</h2>
<p>You can view this presentation at the link below:</p>
<p><small><a href="https://open5gs.org/slides/intro-open5gs" target="_blank">https://open5gs.org/slides/intro-open5gs</a></small></p>
</section>
<section>
<h2>Build your own 5G and LTE Networks with Open5GS</h2>
<p>
Open5GS is a C-language Open Source implementation for 5G Core and EPC, i.e. the core network of NR/LTE network. (Release-16)
</p>
<p>
<small>Created by <a href="https://github.com/acetcom" target="_blank">Sukchan Lee</a> and <a href="https://github.com/open5gs/open5gs/graphs/contributors" target="_blank">contributors</a></small>
</p>
</section>
<section>
<h2>EPC History</h2>
<table>
<thead>
<tr>
<th>Date</th>
<th>Summary</th>
</tr>
</thead>
<tbody>
<tr>
<td>Feb 1, 2017</td>
<td>EPC Programming started</td>
</tr>
<tr>
<td>Oct 9, 2017</td>
<td>v0.1.0 - First release of NextEPC</td>
</tr>
<tr>
<td>Dec 18, 2017</td>
<td>v0.3.0 - IPv6 Supported</td>
</tr>
<tr>
<td>Jul 11, 2018</td>
<td>v0.5.0 - CS Fallback Supported</td>
</tr>
<tr>
<td>Jul 30, 2018</td>
<td>v0.5.1 - SMS over SG Supported</td>
</tr>
<tr>
<td>Jan 12, 2020</td>
<td>v1.2.0 - VoLTE Now Works</td>
</tr>
</tbody>
</table>
</section>
<section>
<h2>5G Core History</h2>
<table>
<thead>
<tr>
<th>Date</th>
<th>Summary</th>
</tr>
</thead>
<tbody>
<tr>
<td>Oct 27, 2019</td>
<td>Rename Project to <a href="https://open5gs.org" target="_blank">Open5GS</a></td>
</tr>
<tr>
<td>Apr 28, 2020</td>
<td>5G Core Programming started</td>
</tr>
<tr>
<td>Aug 21, 2020</td>
<td>v2.0.0 - First release for 5G Core/EPC</td>
</tr>
<tr>
<td>Dec 11, 2021</td>
<td>v2.4.0 - VoNR implemented</td>
</tr>
</tbody>
</table>
</section>
<section style="text-align: left;">
<h2>Network Elements in EPC</h2>
<ul>
<li>MME - Mobility Management Entity</li>
<li>HSS - Home Subscriber Server</li>
<li>PCRF - Policy and Charging Rules Function</li>
<li>SGW-C - Serving Gateway Control Plane</li>
<li>SGW-U - Serving Gateway User Plane</li>
<li>PGW-C/SMF - Packet Gateway Control Plane / (component contained in Open5GS SMF)</li>
<li>PGW-U/UPF - Packet Gateway User Plane / (component contained in Open5GS UPF)</li>
</ul>
</section>
<section style="text-align: left;">
<h2>Network Functions in 5G Core</h2>
<ul>
<li>AMF - Access and Mobility Management Function</li>
<li>SMF - Session Management Function</li>
<li>UPF - User Plane Function</li>
<li>AUSF - Authentication Server Function</li>
<li>NRF - NF Repository Function</li>
<li>UDM - Unified Data Management</li>
<li>UDR - Unified Data Repository</li>
<li>PCF - Policy and Charging Function</li>
<li>NSSF - Network Slice Selection Function</li>
<li>BSF - Binding Support Function</li>
<li>SCP - Service Communications Proxy</li>
</ul>
</section>
<section style="text-align: left;">
<h2 data-id="code-title">Install with a Package Manager</h2>
<ul>
<li>Ubuntu makes it easy to install Open5GS.</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="1-3|4-5" data-noescape>
sudo apt update
sudo apt install software-properties-common
sudo add-apt-repository ppa:open5gs/latest
sudo apt update
sudo apt install open5gs
</code></pre>
<li>
Nightly package are provided by <a href="https://osmocom.org" target="_blank">Osmocom</a> on <a href="https://build.opensuse.org/package/show/network:osmocom:nightly/open5gs" target="_blank">OBS</a>.
</li>
<li>
<a href="https://build.opensuse.org/user/show/mnhauke" target="_blank">Martin Hauke</a> packaged for openSUSE on <a href="https://build.opensuse.org/package/show/home:mnhauke:open5gs/open5gs" target="_blank">OBS</a>.
</li>
</ul>
</section>
<section style="text-align: left;">
<h2 data-id="code-title">Setup 4G EPC MME</h2>
<ul>
<li>Modify 4G MME Config(<a href="https://github.com/open5gs/open5gs/blob/main/configs/open5gs/mme.yaml.in" target="_blank">/etc/open5gs/mme.yaml</a>) to set S1AP IP address, PLMN ID and TAC</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="4-5|10-13|18-23">
mme:
freeDiameter: /etc/freeDiameter/mme.conf
s1ap:
- addr: 127.0.0.2
+ addr: 10.10.0.2 # for external eNB
gtpc:
addr: 127.0.0.2
gummei:
plmn_id:
- mcc: 999
- mnc: 70
+ mcc: 001 # set your PLMN-MCC
+ mnc: 01 # set your PLMN-MNC
mme_gid: 2
mme_code: 1
tai:
plmn_id:
- mcc: 999
- mnc: 70
- tac: 1
+ mcc: 001 # set your PLMN-MCC
+ mnc: 01 # set your PLMN-MNC
+ tac: 2 # should match the TAC used by your eNB
security:
</code></pre>
</ul>
</section>
<section style="text-align: left;">
<h2 data-id="code-title">Setup 4G EPC SGW-U</h2>
<ul>
<li>Modify 4G SGW-U Config(<a href="https://github.com/open5gs/open5gs/blob/main/configs/open5gs/sgwu.yaml.in" target="_blank">/etc/open5gs/sgwu.yaml</a>) to set GTP-U IP address</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="3|4">
sgwu:
gtpu:
- addr: 127.0.0.6
+ addr: 10.11.0.6 # for external eNB
pfcp:
addr: 127.0.0.6
</code></pre>
<li>After changing config, restart Open5GS daemons</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="|1|2">
$ sudo systemctl restart open5gs-mmed
$ sudo systemctl restart open5gs-sgwud
</code></pre>
</ul>
</section>
<section style="text-align: left;">
<h2 data-id="code-title">Setup 5G Core AMF</h2>
<ul>
<li>Modify 5GC AMF Config(<a href="https://github.com/open5gs/open5gs/blob/main/configs/open5gs/amf.yaml.in" target="_blank">/etc/open5gs/amf.yaml</a>) to set NGAP IP address, PLMN ID and TAC</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="6-7|10-13|19-24|27-30">
amf:
sbi:
- addr: 127.0.0.5
port: 7777
ngap:
- - addr: 127.0.0.5
+ - addr: 10.10.0.5 # for external gNB
guami:
- plmn_id:
- mcc: 999
- mnc: 70
+ mcc: 001 # set your PLMN-MCC
+ mnc: 01 # set your PLMN-MNC
amf_id:
region: 2
set: 1
tai:
- plmn_id:
- mcc: 999
- mnc: 70
- tac: 1
+ mcc: 001 # set your PLMN-MCC
+ mnc: 01 # set your PLMN-MNC
+ tac: 2 # should match the TAC used by your gNB
plmn_support:
- plmn_id:
- mcc: 999
- mnc: 70
+ mcc: 001 # set your PLMN-MCC
+ mnc: 01 # set your PLMN-MNC
s_nssai:
- sst: 1
security:
</code></pre>
</ul>
</section>
<section style="text-align: left;">
<h2 data-id="code-title">Setup 5G Core UPF</h2>
<ul>
<li>Modify 5GC UPF Config(<a href="https://github.com/open5gs/open5gs/blob/main/configs/open5gs/upf.yaml.in" target="_blank">/etc/open5gs/upf.yaml</a>) to set GPU-U IP Address</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="5|6">
upf:
pfcp:
- addr: 127.0.0.7
gtpu:
- - addr: 127.0.0.7
+ - addr: 10.11.0.7 # for external gNB
subnet:
- addr: 10.45.0.1/16
- addr: 2001:db8:cafe::1/48
</code></pre>
<li>After changing config, restart Open5GS daemons</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="|1|2">
sudo systemctl restart open5gs-amfd
sudo systemctl restart open5gs-upfd
</code></pre>
</ul>
</section>
<section style="text-align: left;">
<h2 data-id="code-title">Install the WebUI of Open5GS</h2>
<ul>
<li>Debian/Ubuntu can install <a href="https://nodejs.org/" target="_blank">Node.js</a> as follows:</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers="1-3|4">
sudo apt update
sudo apt install curl
curl -fsSL https://deb.nodesource.com/setup_18.x | sudo -E bash -
sudo apt install nodejs
</code></pre>
<li>You can now install WebUI of Open5GS</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers>
curl -fsSL https://open5gs.org/open5gs/assets/webui/install | sudo -E bash -
</code></pre>
</ul>
</section>
<section>
<h2>WebUI - Login</h2>
<p>Connect to <a href="http://localhost:3000" target="_blank">http://localhost:3000</a> using Web Browser</p>
<blockquote>
Username : admin Password : 1423
</blockquote>
<img height="400px" data-src="https://open5gs.org/assets/img/webui-login.png" alt="Subscriber">
</section>
<section>
<h2>WebUI - Main View</h2>
<p>To add the subscribers, go to [Subscriber] panel and hit [ADD A SUBSCRIBER].</p>
<img height="400px" data-src="https://open5gs.org/assets/img/webui-mainview.png" alt="Subscriber">
</section>
<section>
<h2>WebUI - Add Subscriber</h2>
<p>You may need to fill out USIM information</p>
<img height="400px" data-src="https://open5gs.org/assets/img/webui-create-input.png" alt="Subscriber">
</section>
<section>
<h2>WebUI - Add Subscriber</h2>
<p>Then hit [SAVE] button when everything is configured.</p>
<img height="400px" data-src="https://open5gs.org/assets/img/webui-create-save.png" alt="Subscriber">
</section>
<section>
<h2>WebUI - Main View</h2>
<p>You would get a subscriber registered as follows.</p>
<img height="400px" data-src="https://open5gs.org/assets/img/webui-create-done.png" alt="Subscriber">
</section>
<section style="text-align: left;">
<h2 data-id="code-title">Adding a route for the UE to have WAN connectivity</h2>
<ul>
<li>To enable IPv4/IPv6 forwarding</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers>
sudo sysctl -w net.ipv4.ip_forward=1
sudo sysctl -w net.ipv6.conf.all.forwarding=1
</code></pre>
<li>To add the NAT rule</li>
<pre data-id="code-animation"><code class="hljs" data-trim data-line-numbers>
sudo iptables -t nat -A POSTROUTING -s 10.45.0.0/16 ! -o ogstun -j MASQUERADE
sudo ip6tables -t nat -A POSTROUTING -s 2001:db8:cafe::/48 ! -o ogstun -j MASQUERADE
</code></pre>
</ul>
</section>
<section style="text-align: left;">
<h2>For Further Information</h2>
<ul>
<li>
So far, we have covered the contents of the <a href="https://open5gs.org/open5gs/docs/guide/01-quickstart/" target="_blank">Quickstart</a> article.
</li>
<li>
If you're a software developer, take a look at the documentation that guides you through <a href="https://open5gs.org/open5gs/docs/guide/02-building-open5gs-from-sources/" target="_blank">building Open5GS from source</a>.
</li>
<li>
If you want to build your own network, the <a href="https://open5gs.org/open5gs/docs/tutorial/01-your-first-lte/" target="_blank">Your First LTE</a> tutorial can help.
</li>
</ul>
</section>
<section data-background-iframe="https://open5gs.org/open5gs/docs/hardware/01-genodebs/" data-background-interactive>
<div style="position: absolute; width: 70%; right: 0; box-shadow: 0 1px 4px rgba(0,0,0,0.5), 0 5px 25px rgba(0,0,0,0.2); background-color: rgba(0, 0, 0, 0.9); color: #fff; padding: 20px; font-size: 20px; text-align: left;">
<h2>Many companies are supporting Open5GS.</h2>
<ul>
<li>If you have a commercial eNB/gNB, you can build your own private network.</li>
<li>An open source like srsRAN could be a much more viable approach for you.</li>
</ul>
</div>
</section>
<section>
<h2>Community Support</h2>
<ul>
<li>Problem with Open5GS can be filed as <a href="https://github.com/open5gs/open5gs/issues" target="_blank">issues</a> in this repository.</li>
<li>Other topics related to this project are happening on the <a href="https://github.com/open5gs/open5gs/discussions" target="_blank">discussions</a>.</li>
<li>Voice and text chat are available in Open5GS's <a href="https://discord.com/" target="_blank">Discord</a> workspace. Use this <a href="https://discord.com/invite/GreNkuc" target="_blank">link</a> to get started.</li>
</ul>
</section>
<section>
<h2>Open5GS Traffic on Jun 19, 2022</h2>
<img height="500px" data-src="https://open5gs.org/assets/img/traffic-061922.png" alt="Open5GS Traffic">
</section>
<section>
<h2>Community Insights</h2>
<img height="500px" data-src="https://open5gs.org/assets/img/contribution-activity-061922.png" alt="Open5GS Traffic">
</section>
<section>
<h2>Record of Collaboration</h2>
<table>
<thead>
<tr>
<th>Date</th>
<th>Summary</th>
</tr>
</thead>
<tbody>
<tr>
<td>Oct 9, 2020</td>
<td><a href="https://open5gs.org/open5gs/release/2020/10/09/release-v2.0.18.html" target="_blank">v2.0.18 - 250+ UEs tested</a></td>
</tr>
<tr>
<td>Nov 19, 2020</td>
<td><a href="https://open5gs.org/open5gs/release/2020/11/19/release-v2.0.22.html" target="_blank">v2.0.22 - Running for 1 Month</a></td>
</tr>
<tr>
<td>May 9, 2021</td>
<td><a href="https://open5gs.org/open5gs/release/2021/05/09/release-v2.2.8.html" target="_blank">v2.2.8 - Security Protection</a></td>
</tr>
<tr>
<td>Jun 29, 2021</td>
<td><a href="https://open5gs.org/open5gs/release/2021/06/29/release-v2.3.1.html" target="_blank">v2.3.1 - Support ePDG Interface</a></td>
</tr>
</tbody>
</table>
</section>
<section>
<h2>Record of Collaboration(Cont.)</h2>
<table>
<thead>
<tr>
<th>Date</th>
<th>Summary</th>
</tr>
</thead>
<tbody>
<tr>
<td>Jul 19, 2021</td>
<td><a href="https://openairinterface.org/" target="_blank">OAI</a> gNB on Open5GS - <a href="https://github.com/open5gs/open5gs/issues/1098" target="_blank">Issues #1098</a></td>
</tr>
<tr>
<td>Mar 27, 2022</td>
<td>GTP-1C(GGSN) provided <a href="https://www.sysmocom.de/" target="_blank">sysmocom</a></td>
</tr>
<tr>
<td style="border:none;">May 4, 2022</td>
<td style="border:none;"><a href="https://srs.io/" target="_blank">SRS</a> released 5G-SA using <a href="https://open5gs.org" target="_blank">Open5GS</a></td>
</tr>
<tr>
<td align="right" style="border:none;"></td>
<td style="border:none;"><a href="https://srs.io/" target="_blank">SRS</a> App Notes - <a href="https://docs.srsran.com/en/latest/app_notes/source/5g_sa_COTS/source/index.html" target="_blank">5G SA COTS UE</a></td>
</tr>
<tr>
<td align="right"></td>
<td>Open5GS - <a href="https://github.com/open5gs/open5gs/issues/1522" target="_blank">Issues #1522</a></td>
</tr>
<tr>
<td>May 17, 2022</td>
<td>Gy interface provided <a href="https://www.sysmocom.de/" target="_blank">sysmocom</a></td>
</tr>
</tbody>
</table>
</section>
<section>
<h2><a href="https://github.com/open5gs/open5gs/graphs/contributors target="_blank"">Contributors</a></h2>
<p>
If you're contributing through a pull request to Open5GS project on GitHub, please read the <a href="https://open5gs.org/open5gs/cla/" target="_blank">Contributor License Agreement</a> in advance
</p>
</section>
<section data-transition="slide" data-background="#b5533c" data-background-transition="zoom">
<h2>People on Jun 19, 2022</h2>
<table>
<thead>
<tr>
<th>Account</th>
<th>Commits</th>
<th>Additions</th>
<th>Deletions</th>
</tr>
</thead>
<tbody>
<tr>
<td>acetcom</td>
<td>3,155</td>
<td>4,553,817</td>
<td>3,266,614</td>
</tr>
<tr>
<td>pespin</td>
<td>72</td>
<td>29,486</td>
<td>14,231</td>
</tr>
<tr>
<td>jyounggo</td>
<td>43</td>
<td>2,908</td>
<td>423</td>
</tr>
<tr>
<td>herlesupreeth</td>
<td>34</td>
<td>3,155</td>
<td>2,146</td>
</tr>
<tr>
<td>laf0rge</td>
<td>21</td>
<td>593</td>
<td>186</td>
</tr>
</tbody>
</table>
<p>An about 52 <a href="https://github.com/open5gs/open5gs/graphs/contributors" target="_blank">contributors</a> participated.</p>
</section>
<section style="text-align: left;">
<h2>License</h2>
<p>
Open5GS is licensed under a dual licensing model designed to meet the development and distribution needs of both commercial and open source projects.
</p>
<ul>
<li>
Open5GS Open Source files are made available under the terms of the GNU Affero General Public License (<a href="https://www.gnu.org/licenses/agpl-3.0.html" target="_blank">GNU AGPL v3.0</a>).
</li>
<li>
<a href="https://open5gs.org/open5gs/support/" target="_blank">Commercial licenses</a> are also available.
</li>
</ul>
</section>
<section>
<h2>Request from Community</h2>
<ul>
<li>UL Classifier - N9 interface between UPFs</li>
<li>EAP-AKA-Prime</li>
<li>Add locality in the configuration</li>
<li>SUPI/GPSI Ranges in UDM configuration - Issues <a href="https://github.com/open5gs/open5gs/issues/2010" target="_blank">#2010</a></li>
<li>UPF selection based NSSAI - Issues <a href="https://github.com/open5gs/open5gs/issues/769" target="_blank">#769</a></li>
<li>Coverity scan results - Issues <a href="https://github.com/open5gs/open5gs/issues/1647" target="_blank">#1647</a></li>
</li>
</ul>
</section>
<section>
<h2>Request from Community(Cont.)</h2>
<ul>
<li>Multicore UPF using VPP/DPDK - Issues <a href="https://github.com/open5gs/open5gs/discussions/759" target="_blank">#759</a></li>
<li>Core Management - CLI/GUI/API</li>
<li>NEF</li>
<li>SCEF/LI</li>
<li>SMSF</li>
<li>NWDAF - Discussions <a href="https://github.com/open5gs/open5gs/discussions/851" target="_blank">#851</a></li>
<li>SQLite, PostgreSQL, MySQL - Discussions <a href="https://github.com/open5gs/open5gs/discussions/1301" target="_blank">#1301</a></li>
</ul>
</section>
<section>
<h2>What you can do with Open5GS</h2>
<table>
<thead>
<tr>
<th>Kind</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td style="border:none;">Laboratory</td>
<td style="border:none;">Voice(VoLTE/VoNR) works</td>
</tr>
<tr>
<td style="border:none;"></td>
<td style="border:none;">CSFB/SMSoS</td>
</tr>
<tr>
<td align="right"></td>
<td>ePDG(SWx, S6b, S2b)</td>
</tr>
<tr>
<td style="border:none;">Field</td>
<td style="border:none;">Internet service recommended</td>
</tr>
<tr>
<td align="right"></td>
<td>Voice test not reported</td>
</tr>
<tr>
<td style="border:none;">Known Limitation</td>
<td style="border:none;">Roaming</td>
</tr>
<tr>
<td align="right"></td>
<td>NMS/CLI</td>
</tr>
</tbody>
</table>
</section>
<section>
<h2>Roadmap</h2>
<table>
<thead>
<tr>
<th>Goal</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td style="border:none;">2022/3Q</td>
<td style="border:none;"><a href="https://open5gs.org/open5gs/docs/tutorial/04-metrics-prometheus/">Metrics with Prometheus</a></td>
</tr>
<tr>
<td align="right"></td>
<td>Counter of UE, Session, ...</td>
</tr>
<tr>
<td style="border:none;">2022/4Q</td>
<td style="border:none;"><a href="https://www.gsma.com/newsroom/wp-content/uploads//NG.113-v5.0-2.pdf">5G Core Roaming</a></td>
</tr>
<tr>
<td style="border:none;"></td>
<td style="border:none;">Indirect Communication with SCP</td>
</tr>
<tr>
<td style="border:none;"></td>
<td style="border:none;">HTTP2-TLS</td>
</tr>
<tr>
<td align="right"></td>
<td>SEPP with N32 Interface</td>
</tr>
</tbody>
</table>
</section>
<section style="text-align: left;">
<h1>THE END</h1>
<p>
If you don't understand something about Open5GS, the <a href="https://open5gs.org/open5gs/docs/" target="_blank">https://open5gs.org/open5gs/docs/</a> is a great place to look for answers.
</p>
</section>
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