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NET110 CH 11
Voice and Video Over IP
15
Other
Undergraduate 3
11/04/2012

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Cards

Term
QOS
Definition
____ is a measure of how well a network service matches its expected performance.
Term
SOFTPHONE
Definition
A computer configured to act like an IP telephone. Skype is an example of this technology.
Term
ENDPOINT
Definition
In SIP terminology, any client, server, or gateway communicating on the network.
Term
RTP
Definition
Helps voice and video networks overcome UDP’s shortcomings.
Term
CONVERGENCE
Definition
____ is the use of one network to simultaneously carry voice, video, and data communications
Term
INTERNET
Definition
When VoIP relies on the Internet, it is often called _______ telephony.
Term
WEBCAST
Definition
A streaming video, either on demand or live, that is delivered via the Web.
Term
ATA
Definition
When using an analog telephone, a VoIP adapter that performs analog-to-digital conversion is known as a(n) ____.
Term
UNICAST
Definition
Many streaming video services - and nearly all of those issued over a public network, such as the Internet - are examples of ____ transmissions.
Term
SIP
Definition
____ signaling functions are more limited than those performed by the protocols in the H.323 group.
Term
PACKET
Definition
When a caller uses an IP telephone, his or her voice is immediately digitized and issued from the telephone to the network in ____ form.
Term
UDP
Definition
____ is preferred over TCP for real-time applications such as telephone conversations and videoconferencing.
Term
CONTROL
Definition
SIP and H.323 regulate call signal and ____ for VoIP or video-over-IP clients and servers.
Term
MEGACO
Definition
A protocol used between media gateway controllers and media gateways that supports a broader range of network technologies than MGCP. Many network engineers consider this to be superior to MGCP
Term
LIVE
Definition
One drawback to ____ streaming video is that content may not be edited before it’s distributed.
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