If you get a URL error on your VoIP phone after bootup, you need to verify the VLAN setting. It’s a good idea to do this when you set up your phone at a new location, such as taking your phone from (or back to) your office.
A firewall controls the incoming and outgoing network traffic based on an applied rule set and establishes a barrier between a trusted, secure LAN and/or WAN network(s) and the internet (not secure, nor trusted). Use these steps to configure your firewall to allow Lumen VoIP traffic.
Busy lamp fields is a feature that can be programmed on your phone to see the phone status (idle, ringing, on a call) of other extensions. Learn how to use busy lamp fields to monitor, answer, transfer, and conference calls.
If you cover calls for other people in your office and have busy lamp fields programmed on your phone, you can view whether they are on a call based on the status icon next to their busy lamp field key.