Resolving Core platform phone issues
Troubleshooting Your Phone System
Solutions for common phone issues.
Written by Felix Yanko
Run our speed test and SIP ALG test to confirm there are no network issues.
SIP ALG Test
If SIP ALG is detected, please use this article to disable it on your network modem/router: How To disable SIP ALG
If the line buttons on the phone are red, try rebooting the phone
Is the phone getting an IP address from your network 💻🔌❓You can find the IP by following this guide 📖:
Find the IP of your phone
If the phone is not getting an IP, please check to make sure that the ethernet cable is plugged into the LAN port, and the other end is plugged into port 1-4 on your router/switch/modem.
Updated on: 07/28/2021