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Learn how to use VoIP service over a non-Lumen ISP, known as an alternate carrier or over the top.

Explore different options for how to connect your VoIP phones and computers as you set up your new VoIP service.

Use these instructions to reset your Poly VVX series phone to factory defaults which clears the flash parameters and removes log files, user data, and cached data.

Most types of fax machines work with VoIP, but not all. Here are some things you’re going to want to check to help you troubleshoot.

While modems were created to be used on the traditional telephony network, they can be made to work with Voice over Internet Protocol (VoIP). Check out these troubleshooting tips to help ensure that your modem can work correctly with VoIP.

Follow these instructions to configure the profile rule for your Cisco SPA3102 ATA. It has one analog FXS port and one FXO port.

Use these instructions to reset your Poly SoundPoint series phone to factory defaults which clears the flash parameters and removes log files, user data, and cached data.

Follow these instructions to configure the profile rule for your Grandstream HT503 ATA. It provides one analog FXS port and one FXO port.

A useful chart that shows a quick comparison between shared call appearances and busy lamp fields. Useful in understanding these two features if you need to monitor multiple lines.

Learn how to configure your VoIP phone to work outside the office.

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.

Access training, videos, and quick reference guides for using your Poly VVX IP phones.

Follow these instructions to configure the profile rule for your Grandstream HT813 ATA (analog termination adapter). It provides one analog FXS port and one FXO port.

You can occasionally run into problems when you use a point of sale machine with VoIP. A POS machine may fail to connect or can’t find a valid number to complete a transaction. Here are some things you’re going to want to check to help ensure that your POS machine can work correctly with VoIP.

Learn how to configure your router to work with your VoIP phone. Many consumer routers allow you to simply plug in a VoIP phone to use it; a few need to be configured to work with a VoIP phone.

From your router to your switch, learn the how to configure your network for VoIP service.

If you've purchased VoIP phones from another vendor, learn how to configure them to work with your VoIP service.

If you made a call from your mobile phone and need to continue the call on your desk phone, you can do it with the Anywhere feature. Learn how.

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.