Call is hanging up exactly 21 seconds into every call

My Softphone is hanging up exactly 21 seconds into every call, incoming or outgoing. I can't figure out how to fix it.

• It's possible your internet isn't connecting to the RTP ports (UDP 10000-65000).
• Our your MicroSip is not configured correctly.

Solution

• Go to MicroSip's Settings and edit the fields Source Port and RTP Ports.

• If you already have the previous configuration and it still doesn't work, try this one.

• If you MicroSip Status is connecting, try this one.

If your problem persist

Need help with your configuration?

If you are unable to complete the setup, contact us at itis.cmsupport@softtek.com. Please provide the following information to help us troubleshoot and resolve your case:

Network Details: Your Public IPv4 address. You can find this by visiting https://checkip.amazonaws.com/.

MicroSIP Configuration: Please provide screenshots of the following:

• Main Interface (the dialpad view).
• Settings Menu (Press Ctrl + P).
• Account Settings (Press Ctrl + M).

Call Manager: A screenshot of the My IP Upload module.

Issue Description: A brief summary of the error or specific behavior you are experiencing.