$ cd /var/tmp; wget http://rfc5766-turn-server.googlecode.com/files/turnserver-3.0.1.4-CentOS6-x86_64.tar.gz;
$ tar xvfz turnserver-3.0.1.4-CentOS6-x86_64.tar.gz
$ cd turnserver-3.0.1.4; ./install.sh
$ chkconfig turnserver on; service turnserver restart
$ tail -f /var/tmp/messages