apt update apt upgrade -y apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 049AD65B echo "deb https://apt.opensips.org buster 3.1-releases" >/etc/apt/sources.list.d/opensips.list echo "deb https://apt.opensips.org buster cli-nightly" >/etc/apt/sources.list.d/opensips-cli.list apt update apt install opensips* apt install mariadb-server opensips-cli -> database create opensips apt install build-essential letsencrypt -y (rtpproxy manual: https://www.rtpproxy.org/doc/master/user_manual.html#idm650) useradd rtpproxy cd /usr/src git clone -b master https://github.com/sippy/rtpproxy.git git -C rtpproxy submodule update --init --recursive cd rtpproxy ./configure make clean all make install put this content to /lib/systemd/system/rtpproxy.service ----- [Unit] Description=RTPProxy media server After=network.target Requires=network.target [Service] Type=simple PIDFile=/var/run/rtpproxy/rtpproxy.pid Environment='OPTIONS= -f -L 4096 -l 0.0.0.0 -m 10000 -M 20000 -d INFO:LOG_LOCAL5' Restart=always RestartSec=5 ExecStartPre=-/bin/mkdir /var/run/rtpproxy ExecStartPre=-/bin/chown rtpproxy:rtpproxy /var/run/rtpproxy ExecStart=/usr/local/bin/rtpproxy -p /var/run/rtpproxy/rtpproxy.pid -s udp:127.0.0.1:22222 \ -u rtpproxy:rtpproxy -n udp:127.0.0.1:22223 $OPTIONS ExecStop=/usr/bin/pkill -F /var/run/rtpproxy/rtpproxy.pid ExecStopPost=-/bin/rm -R /var/run/rtpproxy StandardOutput=syslog StandardError=syslog SyslogIdentifier=rtpproxy SyslogFacility=local5 TimeoutStartSec=10 TimeoutStopSec=10 [Install] WantedBy=multi-user.target ---------------------------