1. ./configure
2. make
3. sudo cp ser2sock /usr/local/bin/
4. sudo cp -R etc/ser2sock /etc/
5. Make changes to /etc/ser2sock/ser2sock.conf as needed.
6. If using SSL generate certificates
7. sudo cp init/ser2sock /etc/init.d/
8. sudo update-rc.d ser2sock defaults
9. sudo /etc/init.d/ser2sock start

or on Ubuntu/Debian follow the instructions detailed in the file README to build a .deb package