Install RTPEngine on Centos 7

Install the packages required to compile RTP engine:

• yum install iptables-devel kernel-devel kernel-headers xmlrpc-c-devel
• yum install "kernel-devel-uname-r == $(uname -r)"
• yum install glib glib-devel gcc zlib zlib-devel openssl openssl-devel pcre pcre-devel libcurl libcurl-devel xmlrpc-c xmlrpc-c-devel
• yum install libevent-devel glib2-devel json-glib-devel gperf libpcap-devel git hiredis hiredis-devel redis perl-IPC-Cmd

MariaDB ver 10+

• yum install mariadb-devel mariadb-client mariadb-shared

Spandsp

• yum install spandsp-devel spandsp

epel

• yum install epel-release

ffmpeg

• rpm --import http://li.nux.ro/download/nux/RPM-GPG-KEY-nux.ro
• rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-1.el7.nux.noarch.rpm

check for Nux desktop repo by yum repolist

• yum -y install ffmpeg ffmpeg-devel

Get The Latest Release Of RTPEngine Source From RTPEngine’s GitHub Repository:

• cd /usr/local/src
• git clone https://github.com/sipwise/rtpengine.git

Compile and install the daemon

• cd /usr/local/src/rtpengine/daemon/
• make
• cp rtpengine /usr/sbin/rtpengine

Compile and install iptables extension

• cd /usr/local/src/rtpengine/iptables-extension

• make all

• cp libxt_RTPENGINE.so /usr/lib64/xtables/.

Compile and install the kernel module xt_RTPENGINE

• cd /usr/local/src/rtpengine/kernel-module
• make

determine kernel release

• uname -a

• Linux kcgs2-ce1.cpe.syntec.co.uk 3.10.0-957.5.1.el7.x86_64 #1 SMP Fri Feb 1 14:54:57 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

• cp xt_RTPENGINE.ko /lib/modules/3.10.0-957.5.1.el7.x86_64/extra/xt_RTPENGINE.ko

• depmod -a

load module at boot time

• vi /etc/modules-load.d/rtpengine.conf (add the following lines)
• # load xt_RTPENGINE module
• xt_RTPENGINE

load the module and check

• modprobe xt_RTPENGINE
• lsmod | grep xt_RTPENGINE

check files

• ls -l /proc/rtpengine/control
• ls -l /proc/rtpengine/list

add forwarding table with an ID=$TableID. $TableID is a number between 0-63

• echo 'add 0' > /proc/rtpengine/control

Adding iptables rules to forward the incoming packets to xt_RTPENGINE module

• iptables -I INPUT -p udp -j RTPENGINE --id $TableID
• ip6tables -I INPUT -p udp -j RTPENGINE --id $TableID

Updated and more complete guide: https://blog.kolmisoft.com/rtpengine-install-on-centos-7/