Opensips Notes

install opensips 3.1 Debian 10 + RTPPROXY 2.2

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
---------------------------