Configuring Dell Sonic Wall for VentureTel VoIP

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  Navigate to Advanced Settings > WAN > NAT Passthrough. Next to RTSP Passthrough, select Disable. Next to SIP Passthrough, select Disable. Click Apply.

• Setting Up Linphone on Your Mobile Phone

  Linphone is a free, open-source app that lets you make voice and video calls over the internet using your phone's data or Wi-Fi connection. This guide will walk you through setting up Linphone on your mobile device. Download and Install Linphone ...

• SonicWall firewall VoIP configuration

  The default firewall settings on SonicWall firewalls may cause issues with VentureTel VoIP traffic.  Some issues you may see are: Problems with phone registrations Dropped calls Phones not ringing One-way audio The TZ400 is an exception to this ...

• Configuring Fortigate Firewall for VentureTel service

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• VoIP Phone Troubleshooting - Start with a Reboot

  Problem Are you experiencing issues with your VentureTel.net VoIP phone service? It might be something as simple as needing to reboot your phone. Solution Often, a quick reboot of your VoIP phone can resolve minor glitches that may be causing issues ...