VoIP Terminology That You Need To Know (Part 2 of 2)
VoIP Terminology That You Need To Know (Part 2 of 2)December 4, 2015
Many businesses today are moving towards technology that is more adaptive and reliable. Integrating new technology to the old is a good business decision compared to abruptly disposing previous investments to corporate Communication systems. This is one of the main reasons why Voice over Internet Protocol, commonly known today as VoIP, is now replacing analog phone systems.
VoIP was initially expensive; not even the largest Corporations could afford this technology. Today, however, even small businesses take advantage of VoIP. What poses as a challenge now for most professionals who are used to the Analog Phone System is understanding terminology used by telephony experts.
Get familiarized with these buzz words so you can be more specific in discussing your business requirements to a VoIP expert. Below is our second list of terms that anyone would most likely come across regarding VoIP:
SIP (Session Initiation Protocol)
When talking about IP Telephony, this is the most widely used protocol. Developed by Internet Engineering Task Force (IETF), SIP can easily be integrated into web browsers and other devices. SIP determines how a call or transfer of data is established and terminated.
IVR (Interactive Voice Response)
Using the keypad of the caller’s phone, phone systems can allow interaction via a voice menu.
FXS (Foreign Exchange Station)
FXS usually refers to the wall jack that connects to the telephone system. Foreign Exchange Office (FXO) devices can connect to this.
PSTN (Public Switch Telephony Network)
Also known as POTS or Plain Old Telephone Service, PSTN refers to the traditional, physical phone lines. It can be owned by the Government or private corporations.
DID (Direct Inward Dial) or DDI (Direct Dian-In)
Telephone companies offer DID / DDI to its subscribers who use an IP PBX System. As an example, the DID system can allow a Company to purchase 150 lines and just use 5 lines as “hotlines.”
ISDN (Integrated Services Digital Network)
ISDN is the International Communications standard for sending data over digital telephone lines or normal telephone wires. This can also include voice, video, data and other network services over the traditional circuits of the PSTN.
PoE (Power over Ethernet)
This is the technology that allows cables to carry not just network data but electrical power as well.
TCP (Transmission Control Protocol)
Working with the Internet Protocol (IP), TCP defines the application programs can establish and maintain a network to transfer data.
http://www.asterisk.org, https://www.askozia.com, http://www.digium.com