Linux System Administration
I have more than 8 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 language.
And I have done sucessfully abou