How to connect 3cx Cloud SIP TRUNK

To connect a Cloud SIP trunk to 3CX, you need to follow a series of steps. Additionally, I will list some of the best Cloud SIP trunk providers based on the six world regions defined by the World Health Organization. Here’s how you can connect a SIP trunk to your 3CX system, followed by regional recommendations for SIP trunk providers.

Step 1: Set Up Cloud SIP Trunk on 3CX

1. Log in to the 3CX Management Console

• Go to the 3CX Management Console (usually at http://<your-server-ip>:5000 or https://<your-server-ip>:5001).

2. Navigate to “SIP Trunks”

• In the left menu, go to SIP Trunks under VoIP Providers.
• Click on Add SIP Trunk to start the SIP trunk setup process.

3. Choose Your Country and Provider

• 3CX has a list of pre-configured SIP trunk providers. Choose your country and the provider, if available, from the list.
• If your provider is not listed, select Generic VoIP Provider.

4. Enter SIP Trunk Details

• After selecting the provider or generic SIP trunk, you’ll be asked to enter configuration details like:
  • SIP Server/Registrar: Provided by your SIP trunk provider.
  • Authentication Name and Password: Provided by your provider.
  • Outbound Proxy (if needed).
  • Caller ID/Name (optional).
  • Codec Settings: Select the codec preferences (e.g., G.711, G.729).

5. Configure DID (Direct Inward Dialing) Numbers (Optional)

• If your SIP trunk provider offers DIDs, configure them by entering the DID number(s) under the DID/DDI section.

6. Apply Changes

• After entering all the necessary information, click OK or Apply to save the configuration.
• Test the connection by clicking on Test in the 3CX Management Console. Ensure you can make inbound and outbound calls.

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Step 2: Best SIP Trunk Providers by Region

Here’s a list of top SIP trunk providers categorized by the six world regions defined by the World Health Organization:

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1. Africa

• SIP Provider: Telviva (South Africa)
  • Website: https://www.telviva.co.za/
  • Description: A South African VoIP provider offering reliable SIP trunks with excellent local support.
• SIP Provider: iConnect (Various African Countries)
  • Website: https://www.iconnect.co.za/
  • Description: iConnect provides services across multiple African countries with good coverage and reliability.

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2. Americas

• SIP Provider: Flowroute (USA, Canada)
  • Website: https://www.flowroute.com/
  • Description: Provides scalable SIP trunking with competitive pricing in the US and Canada.
• SIP Provider: VoIP.ms (North America, including the USA)
  • Website: https://www.voip.ms/
  • Description: A popular choice in North America offering flexible and affordable SIP trunking services.
• SIP Provider: Asterisk SIP Trunking (Canada)
  • Website: https://www.asterisktrunk.com/
  • Description: A reliable and secure SIP trunking provider with a strong focus on integration with Asterisk and 3CX.

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3. Eastern Mediterranean

• SIP Provider: ForthNet (Greece, Cyprus)
  • Website: https://www.forthnet.gr/
  • Description: One of Greece’s leading providers of VoIP services, offering SIP trunking for businesses in the region.
• SIP Provider: KCOM (Turkey)
  • Website: https://www.kcom.com.tr/
  • Description: A Turkish provider with a strong reputation for SIP trunking and VoIP solutions.

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4. Europe

• SIP Provider: 3CX SIP Trunk (Global, but with strong European presence)
  • Website: https://www.3cx.com/
  • Description: Offers a SIP trunk service tailored for 3CX, with a strong presence in European markets and competitive pricing.
• SIP Provider: OnSIP (Europe, especially UK)
  • Website: https://www.onsip.com/
  • Description: Offers excellent SIP trunking services for the European market with high reliability.
• SIP Provider: Telnyx (Global, with good presence in Europe)
  • Website: https://www.telnyx.com/
  • Description: A flexible provider with a strong European presence, providing cloud communication solutions including SIP trunks.

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5. South-East Asia

• SIP Provider: MySIP (Malaysia, Singapore)
  • Website: https://www.mysip.com.my/
  • Description: MySIP provides reliable SIP trunking services across Malaysia and Singapore.
• SIP Provider: Spark VoIP (Thailand, Southeast Asia)
  • Website: https://www.sparkvoip.com/
  • Description: Known for cost-effective SIP trunking services throughout Southeast Asia.

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6. Western Pacific

• SIP Provider: Vocus Communications (Australia, New Zealand)
  • Website: https://www.vocus.com.au/
  • Description: A leading provider of voice solutions and SIP trunks in Australia and New Zealand.
• SIP Provider: 8×8 (Australia, Western Pacific)
  • Website: https://www.8×8.com/
  • Description: Offers SIP trunking with robust international coverage, including in the Western Pacific region.

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Step 3: Test Your SIP Trunk Connection

After setting up your SIP trunk provider, make sure to test the connection. In the 3CX Management Console:

1. Click on SIP Trunks.
2. Select the SIP trunk you’ve configured.
3. Click on Test to ensure it’s working correctly by making test calls (inbound and outbound).

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Security Considerations

When setting up a SIP trunk:

• Use secure codecs (e.g., TLS for SIP signaling and SRTP for media).
• Implement firewalls and NAT settings to protect your system.
• Regularly update your 3CX system to ensure it has the latest security patches.

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Conclusion

By following the above steps, you can successfully connect a Cloud SIP trunk to 3CX. The SIP trunk providers listed offer the best coverage in their respective regions, making it easier to choose one based on your location. Always test your configuration and ensure proper security measures are in place to protect your system from threats. Let me know if you need more assistance!