Your Vonage services are designed to work with most routers/firewalls but in some instances, some adjustments may be required to support voice traffic.
Devices that are certified by Vonage are guaranteed to work with your services and can be purchased from a retailer.
| Linksys | |
| Netgear |
If you experience an issue with audio quality or call completion, adjustments to the following settings are recommended.
| Call Completion | Disable SIP ALG (SIP Transformations, SIP Helper, etc.) if you cannot make or receive calls. |
| Dropped Audio | Disable DDoS protection if you lose audio mid-way through the call. |
| No Audio | Forward ports 20,000 - 30,000 to your Vonage device to allow audio traffic. |