Use Business VoIP services to make business call right from your Microsoft Teams by connecting to AT&T's business grade voice network.

Digital home phones are home telephones that use VOIP (voice over IP) technology to deliver telephone service over an internet connection. AT&T digital home phone service operates similarly as a traditional landline – calls can be made by dialing a number and can be ended by hanging up the handset.

AT&T Phone for Business is voice service provided over an Internet Protocol (VoIP) digital connection that transmits calls across our highly secure IP network using either AT&T Business Internet or AT&T Business Fiber broadband service.

2017年4月16日 · VoIP is the technology that converts your voice into a digital signal, allowing you to make a call directly from a computer, a VoIP phone, or other data-driven devices. Simply put, it’s phone service delivered over the internet.

Yes, AT&T offers two different VoIP services. AT&T Phone SM is our most sophisticated digital phone service with over 25 calling features including unlimited long distance, caller ID and more. You’ll need an AT&T internet plan if you choose AT&T Phone service.

AT&T Phone for Business – Advanced is a cloud-based solution that converts traditional analog landline signals to Internet Protocol (IP), delivering Voice over IP (VoIP) internet connections. The solution supports basic voice and specialty data lines such as fax, alarm lines, elevators, point-of-sale terminals, and more.

Find help for your AT&T digital phone service. Learn how to get started with your AT&T phone. Get help with buried line questions. Explore AT&T digital phone assistance options.

AT&T Business offers a range of voice, VoIP, contact center, and conferencing and collaboration solutions and API technology designed to keep your business connected.

2024年4月17日 · Step by step instructions on setting up and managing AT&T Phone for Business Voice over IP digital voice service.

IP Toll-Free from AT&T Business provides toll-free calling with the efficiency and economic benefits of IP Telephony. Choose from multiple 800 service options.