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Analog
An analog system is considered to be the traditional telephone system, and it works by converting sounds or video signals into electrical vibrations so they can be transmitted or reproduced.
Analog Telephone Adapter (ATA)
An ATA adapter will allow you to use your existing, traditional analog handset/phone even though you have a VoIP connection. The ATA converts the VoIP signal into a standard telephone signal.
Asymmetric Digital Subscriber Line (ADSL)
A high-speed broadband Internet connection utilizing copper wire to transmit data over the phone lines between ADSL modems. It has a faster download speed than upload speed, which makes it different from DSL connections. DSL providers often advertise speed of their service using a combination of two bandwidth numbers; for example, "1.5 Mbps / 128 Kbps" the first number being the download speed and the second being upload speed. Speeds vary according to the quality of lines, distance to the local hub etc.
Audio Menu
A verbal recording that provides audio prompts over the phone. Audio menus are commonly used with PBX systems as the menu option allowing the caller to navigate through to the correct party replacing a traditional live receptionist.
Bandwidth
The amount of time it takes a specific volume of data to be sent from one computer to another utilizing a certain connection. The higher the bandwidth, the faster data is accessible. Bandwidth is measured in bits per second. An easy way to think of bandwidth is to envision a tube of water. The larger the tube, the more water you can fit through it at a time. Broadband therefor is the term for high bandwidth services.
Broadband
The general term for any Internet connection that transmits and receives data at a rate of 100kbps or higher. Broadband can be utilized via DSL, Cable, Fiber, Wireless and many other types of networking schema.
Digital Subscriber Line (DSL)
A type of broadband internet connection that transmits data though the copper wire of the phone system. However, it bypasses circuit-switching, therefore making it faster than dial-up connections.
E911
The added benefit of E911 is that it transfers your telephone number and your location to the emergency services in your area. Since Voip allows you to move your location and have phone numbers from all around the world it is important to make sure your provider knows your location. This will ensure that in the case of an emergency the response teams can locate you.
Ethernet
Used in the majority of computer network connections, it is a digital networking system that involves a process known as packet switching, in which client requests are routed to their correct destination in the network. Most ethernet sockets use an RJ-45 adapter which resembles a typical phone jack however it is larger in size.
Internet Fax
The ability to receive a virtual fax via your email address. The sender sends the fax like normal to a designated phone number and the fax is then emailed to your inbox.
Internet Protocol Address (IP Address)
Address of a computer that is connected to the Internet. Addresses are alloted in sets such as 255.255.255.255. The numbers act as a directory listing that tells routers where to send data. DNS servers throughout the world help to rout the traffic through the internet.
Internet Service Provider (ISP)
A company that provides Internet access to consumers, allowing them to connect their computers to the Internet. These services can include dial-up connections, DSL, Cable, Fiber, Wireless and many other technologies.
Internet Telephony
Any means of transmitting human voice via the intenet. This includes phone to phone, voip to phone, pc to phone etc.
Modem
A modem is the equipment that converts digital signals into analog signals so data can be transferred across telephone lines and decoded on the other end.
Packet
Packets consist of data to be transmitted. Data is broken down from one side into packets, transferred and then decoded on the other end.
PBX or Private Branch Exchange
A PBX system is defined as a telephone exchange system that services a specific office or business. It is the inter-office switchboard that allows internal phone transfers, voicemail, etc.
Public Switched Telephone Network (PSTN)
Traditional phone system that uses a copper wire network to carry analog voice data. Also called a landline network.
RJ-11 or Registered Jack-11
The designation used for the 6 prong connection used in standard telephones that connects the phone wireing to the jack on the phone or wall.
RJ-45 or Registered Jack-45
The designation used for the 8 prong connection used for data transmition using twisted pair cables. This is the most common form of ethernet cableing system used for computer networks.
Router
This is used to connect computers in an Ethernet network. Routers manage the IP addresses and filter traffic to ensure it is sent and received properly.
Simultaneous Ring
Ringing multiple phones when one number is dialed. Many providers allow you to set multiple phone numbers inlcuding your cell phone to ring when your voip line is called. Whichever line you pick up the call will forward to and you can talk like normal. This feature is amazing if you have a cell plan that gives you free calling to specific lines.
Softphone
Refers to any VoIP service that is software based (using your computer as a telephone). Most softphone solutions will support a gui interface that allows you to use your computer to dial numbers and acts like a real telephone.
T-1
The digital standard for high capacity transmittion of telephony and data communications. It can provide a 1.544 Mbps link that is divisible into 24 64 kbps channels. This is used to provide connectivity between routers, private networks and the internet.
Voice over Internet Protocol (VOIP)
System of converting phone calls from analog signals to a digital file and transmitting it through the internet.