How to use VoIP service on VoIP blocked regions

Using VoIP phone service, we can place and receive phone calls using your existing Internet connection. However, in some regions, use of VoIP is blocked due to their regulations. But, thanks to VPN4SIP. You can now use VoIP in those areas where it is blocked. Let’s see How to use VoIP service on VoIP blocked regions.

What is VPN4SIP

VPN4SIP is a service provider for broadband phone users. In countries like Belize, Brazil, and Pakistan, Dubai/UAE, Oman, Yemen, Qatar, Guyana and Iran etc VoIP is blocked by their Internet service providers or the network regulators. You can call VPN4SIP in one word as VoIP Unblocker.

This is a dedicated service for those who use VoIP Phone adapters or IP Phone with their Internet connection to place and receive calls over the Internet. Does your ISP blocks VoIP service? Don’t worry, you can now use this service to get VoIP back to your home or office.

How to use VoIP service on VoIP blocked regions
How to use VoIP service on VoIP blocked regions

How does VPN4SIP work

This service provides its dedicated VPN routers with WiFi to its users. This dedicated router is used to bridge the VPN connection to VoIP adapters in the user’s location.

Features of VPN4SIP

1. It provides customer support round the clock (24*7)
2. High reliability
3. Excellent quality
4. Smooth Service

 Read How to fix audio issue on VoIP service

Supported Service Providers:

Vonage (US, UK, Canada), Skype, MagicJack, OBiTalk, Ooma, Packet8, Lingo, BroadVoice,, 8×,,,

Supported VoIP Phone Adapters:

Linksys PAP2T,
Vonage Box VDV22-VD
Obi 100 / Obi 110
Ooma Telo Adapter
Cisco ATA-186
Grand team HT486
D-Link DVG-2001S
Linksys SPA3102 – With FXO port connection to local phone line for “hop-on/hop-off” applications
RTX Dualphone 3088 – Make Free Skype Calls using Cordless phones without PC required
Cisco CP-7960G – Professional broadband phone with the highest level of quality
Cisco CP-7940G – Very popular broadband phone for enterprise with huge deployment world wide
Polycom IP 550 – Delivering VOIP calls Unprecedented richness and clarity
Linksys SPA941 – Ideal for residence or business IP telephony service
Grandstream GXP2000 – Grandstream’s enterprise phone for broadband phone market
Aastra 480i


1. It unlocks Vonage or other VoIP calls that were blocked in some countries. Hence, you can use Vonage and another VoIP service in your area.
2. Multiple LAN ports with shared VPN connection


It does not work with the following service:

VOIP calls through Web Dialer
VOIP calls through Softphone Dialer
VOIP calls through Computer Headset Adapter
VOIP calls through USB to Phone adapter
VOIP calls through Callback service

4 Replies to “How to use VoIP service on VoIP blocked regions”

  1. Hi Umapathy,
    Can I use vonage with this device. I do understand that this works with Voip service. I have subscribed to vonage and would like to know whether I can use this device on china with vonage?

    1. Hi Charles,

      This device can be used with any VoIP service. So, you can very well use it with Vonage. Please refer the link which I have given in the post. If you wish to get the setup details, shoot me an email from the contact us page.


  2. Hi umapaty,

    This syed I am basically from india but I am present in kuwait. I want start my VoIP calls business like whole seller here. Could you please let me know what are the necessary things to start this business. And which are best VoIP provider companies .

    Thanks in advance

  3. Hi Syed,

    Glad to know that you are planning to become wholesale dealer for VoIP. To my knowledge most VoIP companies does not allow that. I request you to check the respective VoIP service website for more information on that.

    ~ Umapathy

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