I will install, configure or fix 3cx, freepbx, asterisk voip pbx and sip trunk
Gig Summary
VoIP and IP PBX Expert, 3CX, FreePBX, Asterisk, Microsoft 365, Google Workspace
Level 2
Has met high performance criteria and has a proven track record for meeting client expectations.
About this Gig
Calls failing, one-way audio, SIP trunk down or a PBX you cannot get working?
I am Salman Rizvi, Level 2 VoIP engineer with 20 years in enterprise IT, 84 orders completed and a 4.9 rating. I install, configure and troubleshoot VoIP / IP PBX systems for offices and call centers, and find the root cause - not just the symptom.
I CAN FIX / SETUP:
3CX, FreePBX, Asterisk, Issabel, VICIdial, FusionPBX, FreeSwitch
Fresh PBX install on VPS or local server
SIP trunk, DID, inbound and outbound routing
Extensions, IVR, ring groups, call queues, voicemail
SIP registration failed, no audio, dropped and poor-quality calls
NAT, firewall and codec issues for VoIP
IP phones, softphones, call recording, GoIP
WHY ME?
20 years hands-on IT and VoIP experience
Level 2 seller, 1-hour average response
Clear updates, tested delivery, post-delivery support
Message me your issue or requirement before ordering and I will tell you exactly what you need - no overselling.
My Portfolio
Other Support & IT Services I Offer
FAQ
What do you need from me to get started?
Your PBX/server access (or VPS details), your SIP trunk provider details if you have one, and a short list of extensions/users you need. If you have none of these yet, message me and I will guide you first.
Can you fix one-way audio, no audio or SIP registration failed errors?
Yes. These are my most common jobs. I check NAT, firewall, codecs, SIP settings and trunk configuration to find the real cause, then test inbound and outbound calls with you before closing the order.
Do I need my own server and SIP trunk provider?
No. I can set up your PBX on a VPS or a local server and recommend a SIP trunk provider based on your country and call volume, then configure and test it for you.
Which platforms do you work on?
3CX, FreePBX, Asterisk, Issabel, VICIdial, FusionPBX and FreeSwitch, plus IP phones, softphones, SIP trunks, DID numbers, IVR, ring groups, queues and call recording.
Will you test everything before delivery?
Yes. Every setup is delivered only after live test calls (inbound and outbound), extension and IVR checks, and a short walkthrough so you can manage day-to-day changes yourself.
33 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
N 
nevesis

Thailand
A little miscommunication between us at first but ultimately resolved the issue! Much appreciated!
$50
Price
3 days
Duration
S 
Seller's Response
Helpful?R raytan6

United States
Salman Rizvi responded earlier than expected. He started to work on the project right away. He understood well my requirements and also gave tips as he completed the work. It was a pleasure to work with him. I will definitely ask to work on other projects.
$50
Price
2 days
Duration

S 
Seller's Response
Helpful?W wency0313

United States
Amazing! No complaints
$50
Price
1 day
Duration

S 
Seller's Response
Helpful?N nseekins

Germany
Got straight to work diagnosing my 3CX issue. Found the problem in no time and was able to provide instructions on how I could resolve the issue outside of office hours (for downtime mitigation). Would be happy to use again for IP Phone issues.
$50
Price
1 day
Duration

S 
Seller's Response
Helpful?S 
sandyzu423

Australia
Great work and fast! I will definitely come back.
$50
Price
1 day
Duration

S 
Seller's Response
Helpful?
33 reviews for this Gig
| (31) | ||
| (2) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
N 
nevesis

Thailand
A little miscommunication between us at first but ultimately resolved the issue! Much appreciated!
$50
Price
3 days
Duration
S 
Seller's Response
Helpful?R raytan6

United States
Salman Rizvi responded earlier than expected. He started to work on the project right away. He understood well my requirements and also gave tips as he completed the work. It was a pleasure to work with him. I will definitely ask to work on other projects.
$50
Price
2 days
Duration

S 
Seller's Response
Helpful?W wency0313

United States
Amazing! No complaints
$50
Price
1 day
Duration

S 
Seller's Response
Helpful?N nseekins

Germany
Got straight to work diagnosing my 3CX issue. Found the problem in no time and was able to provide instructions on how I could resolve the issue outside of office hours (for downtime mitigation). Would be happy to use again for IP Phone issues.
$50
Price
1 day
Duration

S 
Seller's Response
Helpful?S 
sandyzu423

Australia
Great work and fast! I will definitely come back.
$50
Price
1 day
Duration

S 
Seller's Response
Helpful?

