I have more than 6 years working experience of voip industry.
i am proficient in Asterisk, Freeswitch, Kamailio,Fusionpbx, A2Billing, Freepbx,Freeside and Linux Administrator.
And i have planned and built dozen multi-tenant carrier pbx.
i have been always supporting two muti-tenant carrier pbx systems based thirdlane and FusionPBX which both have more than 500 concurrent calls and 3000 registrations extensions.
I am able to coding with C/C++, Perl, PHP, shell, sql and other programming l…
Custom A2billing Future“Fast, great speed and and awesome knowledge in a2billing i would defiantly hire again.”
Freeswitch“zhong is very honest and dependable..delivered needed on time in clean and perfect solution”
Hiding an option and text in CGI script in asterisk !!“Zhong is an excellent Asterisk engineer. we worked with him for a long time and reccomend him to anyone”
Asterisk Custom Dialplan“great work , thankyou Zhong.”
Asterisk+perl programmer“Great man, great service.:)”
Perl 5 Test
Programming with C Test
Redhat Linux 9.0 General Test
U.S. English Basic Skills Test