srsRAN with E2 Agent

srsRAN is a 4G/5G software radio suite developed by SRS. This is a modified version of srsRAN 21.10 and POWDER's E2 agent enabled srsLTE.

See the srsRAN project pages for information, guides and project news.

The srsRAN suite includes:

• srsUE - a full-stack SDR 4G/5G-NSA UE application (5G-SA coming soon)
• srsENB - a full-stack SDR 4G/5G-NSA eNodeB application (5G-SA coming soon)
• srsEPC - a light-weight 4G core network implementation with MME, HSS and S/P-GW

For application features, build instructions and user guides see the srsRAN documentation.

For license details, see LICENSE file.

Pre-requisites

• System Requirements - 4 core CPU (3 - 5 GHz)
• Operating system - Ubuntu 18.04
• E2 Agent Integration - E2 Bindings, asn1c Compiler, O-RAN Specification documents(optional)
• Simulated 1 UE 1 eNB/gNB setup - ZeroMQ libraries, Single Host machine/VM
• USRP frontend - UHD version 4.1, At least two host machines/VMs
• Multiple simulated UE and eNB/gNB support : GNU Radio companion 3.8

Installation Procedure

First, we need to install ZeroMQ and UHD Libraries Create a new directory to host all the files related to srsRAN

mkdir -p srsRAN-OAIC

Getting ZeroMQ development Libraries

https://docs.srsran.com/en/latest/app_notes/source/zeromq/source/index.html

Package Installation

sudo apt-get install libzmq3-dev

Installing from Sources

1. Get libzmq

   git clone https://github.com/zeromq/libzmq.git
   cd libzmq
   ./autogen.sh
   ./configure
   make
   sudo make install
   sudo ldconfig
   cd ..

2. Get czmq

   git clone https://github.com/zeromq/czmq.git
   cd czmq
   ./autogen.sh
   ./configure
   make
   sudo make install
   sudo ldconfig
   cd ..

Installing UHD 4.1

Make sure you don't have UHD already installed in your system.

https://files.ettus.com/manual/page_install.html

Using package manager

sudo apt-get install libuhd-dev libuhd4.1.0 uhd-host

Using Binaries

sudo add-apt-repository ppa:ettusresearch/uhd
sudo apt-get update
sudo apt-get install libuhd-dev libuhd4.1.0 uhd-host

Installation from source https://files.ettus.com/manual/page_install.html

sudo apt-get install autoconf automake build-essential ccache cmake cpufrequtils doxygen ethtool \
g++ git inetutils-tools libboost-all-dev libncurses5 libncurses5-dev libusb-1.0-0 libusb-1.0-0-dev \
libusb-dev python3-dev python3-mako python3-numpy python3-requests python3-scipy python3-setuptools \
python3-ruamel.yaml 

git clone https://github.com/EttusResearch/uhd.git
cd uhd
git checkout UHD-4.1
cd host
mkdir build
cd build
cmake ../
make
sudo make install
sudo ldconfig
cd ../../../

Configuring Virtual Machines to recognize Ettus USRP devices

//TODO: Add this as an application note in readthedocs. This is a supplement. Not an essential part of readme. **

Support

Mailing list: https://lists.srsran.com/mailman/listinfo/srsran-users