Voice Over Internet Protocol Applications and Interfaces
Alex AndrusKayci CedarsMiranda Palmisano
What is Voice Over Internet Protocol?
• VoIP is the process of sending an audio signal
Pros and Cons of VoIP
Advantages• Lower cost• Portability• Many added
features
Disadvantages• Quality of Service• Security• Power Dependency
Circuit Switching
Packet SwitchingDid you
hear Bama lost?
PacketPacketPacket
Packet
PacketPacket
Packet
Packet
Packet
Packet Switching
IP Phone
RJ-45 Ethernet
Uses your Router
Wifi Phones
What is a Softphone?Allows you to make
calls over the internet from a computer or other smart device
Piece of software that acts as a phone
interface
Allows you to dial phone numbers and
carry out other phone related functions
Examples: Skype, Oovoo, Yahoo Voice
Softphone Prerequisites
Computer minimum hardware requirements
IP telephony client installed
Digital telephone switch communication
Full-duplex sound card
Microphone, speakers
PBX System…
Miranda
Private Branch Exchange (PBX)
The hardware that controls the phone lines and extensions of a company.
Exchanges calls between the internal phone extensions within your office as well as manages the inbound and outbound calls.
Works over the Internet instead of through traditional phone lines. Employees can connect to the company phone system wherever they are as long as they have internet.
Most cost-effective choice for smaller businesses.
Features Provided by a PBX System
• Voicemail to email• No need for separate phone wiring• Allows easy roaming – SIP• Better reporting• Easier to manage because of web based
configuration interface
THE ENDTHE END