APPENDIX E

GLOSSARY

What is my User ID?

Your UserID consists of the 10-digit assigned AT&T CallVantageSM Service phone number. This information was provided in your order confirma- tion e-mail.

What is IP?

IP, or Internet Protocol, is the language used to exchange data over the Internet.

What is an IP address?

Every computer or device on the Internet has what is known as an IP address, which uniquely defines that device and enables devices to find each other on the Internet. The IP address format is a string of four numbers, each from 0 to 255, separated by peri- ods, for example, 192.168.15.1.

What is a cable modem? What is a DSL modem?

Your cable or DSL modem is the device that enables your computer to make a broadband Internet connection.

What is a router?

A router is a device that enables multiple devices such as computers and printers to communicate with each other. It also enables multiple devices to share an Internet connection. If you have two or more computers sharing a cable/DSL connection, chances are they are doing so through a router.

You may also hear routers referred to as “switches” or “hubs”.

What is USB? What is a USB modem?

USB, or Universal Serial Bus, is a technology used to connect computers and other devices to each other. You can recognize USB cables or ports through their distinctive square cable connections and sockets.

A USB modem is a cable modem or DSL modem that uses a USB connection to link to a computer or router.

What is DHCP?

DHCP, or Dynamic Host Control Protocol, is part of your computer’s Operating System. Your computer may use DHCP to obtain an IP Address from your cable/DSL provider so that you can access the Internet. DHCP may also be used to allow multiple computers on a home LAN to share a single cable/DSL

What is PPPoE?

PPPoE, or Point-to-Point over Ethernet, is a technology standard adopted by most DSL service providers to recognize their customers and give them permission to get on their network. Your computer may use PPPoE to connect

to your DSL service provider. A username and password are usually used with PPPoE. Following authentication of the username and password, an IP Address is obtained from your DSL service provider so that you can access the Internet.

What is a MAC address?

Each computer on a home network has a unique MAC, or Media Access Control, address. It is used by your home network to route information from the Internet specifically to the computer that requested it, and not to other computers on the network.

What is static IP?

Some cable/DSL Internet customers have what is known as static IP, in which their computer has a permanent IP address that never changes. Some users have this because their cable/DSL service provider doesn’t support dynamic addressing (or didn’t at the time they set up the service) while others opt for static IP address.

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AT&T Telephone Adapter manual Glossary

Telephone Adapter specifications

The AT&T Telephone Adapter is a versatile device designed to bridge the gap between traditional telephony and modern communication technologies. With the growing shift toward Voice over Internet Protocol (VoIP) services, having a reliable adapter has become essential for users wanting to maintain conventional telephone functionality while enjoying the benefits of digital systems.

One of the primary features of the AT&T Telephone Adapter is its ability to connect standard analog phones to a broadband internet connection. This connectivity allows users to continue using their existing landline phones, eliminating the need for investing in new hardware. The adapter typically supports multiple telephone lines, offering flexibility for users with multiple devices or business needs.

In terms of technology, the AT&T Telephone Adapter leverages SIP (Session Initiation Protocol), a standard communication protocol for managing voice calls over the internet. This enables the adapter to facilitate high-quality calls, making it an integral component for businesses that require reliable communication tools. The device often supports both inbound and outbound calling, ensuring users can connect with clients, friends, and family without disruption.

Moreover, the AT&T Telephone Adapter comes with features such as call forwarding, voicemail, and caller ID, enhancing the overall user experience. These functionalities are crucial for businesses and individuals who rely on efficient communication. Additionally, many models include integrated security measures to protect against eavesdropping and unauthorized usage, thus ensuring privacy during calls.

With the integration of advanced technologies, the AT&T Telephone Adapter provides users with quality features such as echo cancellation, noise reduction, and support for various codecs. These characteristics play a significant role in delivering clear audio quality, which is vital during phone conversations, especially in professional settings.

Furthermore, installation and configuration are usually straightforward, making it easy for users, regardless of their technical expertise, to set up the device. The adapter typically features user-friendly interfaces and may include management tools that allow individuals to customize settings according to their preferences.

In summary, the AT&T Telephone Adapter is designed to accommodate the transition from traditional telephony to modern VoIP technology. With its robust features, compatibility with existing analog phones, and quality audio performance, it is an excellent choice for both residential and business users looking to enhance their communication capabilities while keeping existing infrastructure intact.