I am Al Mamun from Bangladesh. I am done my under-graduation from renowned university of Bangladesh, in EEE, Major in Communication . I am interested about your job.I am in a job of Linux administration in the renowned university of Bangladesh since 6 years. I am also expert in Asterisk, HTML. I generally work on Cent OS or Red hat. I generally work in cli mode, and I prefer with minimal installation of OS. My undergrad project was on Asterisk which I completed successfully. I maintain our Web server, Mail server and provide maintenance and various network demands. And I work with iptables frequently for security purpose and I use cron and bash scripting regularly for automating my system. for various I have done some Oracle DB installation and configure also. I am available on Skype or mail always.