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Why does my softphone fail to register and how can I fix it?

When a softphone does not register on a computer or mobile device, it usually indicates a configuration or network-related issue. This situation is common in VoIP environments and can often be resolved by following a few structured checks.

To avoid unnecessary changes, it is recommended to test each action step by step and verify after every adjustment whether the softphone successfully registers.

Check your SIP credentials

The first step is to carefully verify the information entered in your softphone settings. Incorrect credentials are one of the most frequent causes of registration failure.

  • Confirm that the SIP username is entered exactly as provided
  • Verify the SIP password, paying attention to uppercase and lowercase characters
  • Ensure there are no spaces before or after any field

Verify network ports and firewall settings

Softphones rely on specific network ports to communicate with SIP servers. If these ports are blocked, registration may fail.

  • Check that your router allows traffic on port 5060 or port 7060
  • Verify that your firewall is not blocking outgoing or incoming SIP traffic
  • If possible, temporarily disable the firewall to test whether it is causing the issue

Confirm the SIP server address

In most configurations, the SIP Server, Domain, Host, or SIP Proxy field must contain the correct server address.

The standard value to use is:

sip.hivoox.com

If the softphone still does not register, you can try replacing the hostname with the server’s IP address:

87.238.224.117

This helps rule out potential DNS resolution issues.

Restart your equipment

After making configuration changes, it is important to restart both your softphone environment and network equipment.

  • Restart your computer or mobile device
  • Restart your Internet router or modem

This step refreshes network connections and ensures that all changes are applied correctly.

If the issue persists

If your softphone still does not register after completing all these checks, further analysis may be required. The issue could be related to network restrictions, provider-side settings, or specific softphone configurations.

The role of a professional marketplace

As a marketplace, Hivoox does not operate softphones directly. Instead, it connects users with sellers offering VoIP services and technical support.

If registration problems persist, contacting support through the marketplace allows you to receive assistance adapted to your configuration and service provider.

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