How to install on Centos 7. Run scripts-ast16.sh for build asterisk 16. vi scripts-ast16.sh chmod +x scripts-ast16.sh ./scripts-ast16.sh How to install on Ubuntu 18.04 & Debian 10,11 Run scripts-ast16.sh for build asterisk 20 nano scripts-ast20.sh chmod +x scripts-ast20.sh ./scripts-ast20.sh