I will fix freepbx, issabel, vicidial, 3cx and asterisk pbx issues

Shahin

Bangladesh

I speak English

Flutter Developer and VoIP Developer

I am an experienced Flutter Developer and VoIP Developer with 10+ years of hands-on experience. I specialise in Flutter app development (Android, iOS, Web), VoIP & IPPBX systems, call center solutions...
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About this Gig

Are you facing issues with your Asterisk-based PBX or VoIP system? I can help you troubleshoot, configure, and fix your PBX professionally.


I provide reliable VoIP support for Asterisk-based PBX systems including FreePBX, Issabel, Elastix, ViciDial, VitalPBX, 3CX, and cloud VoIP solutions.


I can help with SIP trunk registration issues, inbound and outbound call problems, extensions, IVR, queues, voicemail, routing, dialplan, NAT, firewall, codec, audio, and call quality issues.


I can also assist with VoIP provider configuration such as Zadarma, Twilio, Telnyx, RingCentral, VoIP.ms, Sipgate, and other SIP-based providers.



What I can help with:

  • FreePBX, Issabel, Elastix, ViciDial, VitalPBX troubleshooting
  • Asterisk CLI issue checking
  • SIP trunk setup and registration fix
  • Inbound and outbound call routing
  • Extension and softphone registration
  • IVR, queue, ring group and voicemail setup
  • One-way audio, no audio and codec issues
  • NAT, firewall and RTP port issues
  • Dialplan troubleshooting
  • Cloud VoIP provider setup and support


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fix freepbx, issabel, vicidial, 3cx and asterisk pbx issues
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fix freepbx, issabel, vicidial, 3cx and asterisk pbx issues

Provider:

Vonage Business Communications

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VICIdial

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3CX

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RingCentral

+3 more

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