Need to upgrade existing Free PBX platform and insure redirection of its press options to connect to a sip server via webphone/softphone.
Experience with call routing on selections from PBX options to sip server and interconnectivity thru voip(softphone) and pstn are required.
Migration of files from external hosted server to the PBX server may be required.
3 freelancere byder i gennemsnit $241 timen for dette job
I have 10 years of experience in asterisk, freepbx, Vitalpbx, Elastix, Incredible pbx, fusionpbx, freeswitch, A2billing, ASTPP and voip solutions. please check my profile for details