All Services Other VOIP & SIP $75/hr · Starting at $150 I can help you set up your own internal pbx based on asterisk or sipExec. This can save you tens of thousands of dollars while still giving you the latest capabilities. About $75/hr · Ongoing Download Resume I can help you set up your own internal pbx based on asterisk or sipExec. This can save you tens of thousands of dollars while still giving you the latest capabilities. Skills & Expertise AsteriskHelp DeskPBXSipVoIP 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Software DevelopersDesignersMobile Device ManagersProcess DesignersVoIP ServicesDatabase DevelopersData ManagersComputer ProgrammersMobile App DevelopersSQL DevelopersOffice AssistantsMicrosoft Access ProgrammersMicrosoft DevelopersMySQL DevelopersMicrosoft SQL Server ManagersHelp Desk Services