Verizon Wireless USB551L, User Manual

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NNTP
— Network News Transfer Protocol. An Internet application protocol for reading and posting
Usenet (newsgroup) articles.
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POP
— Post Office Protocol. An Internet protocol for retrieving email from a remote server over a TCP/
IP connection.
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Port
— A virtual data connection used by programs to exchange data. It is the endpoint in a logical
connection. The port is specified by the port number.
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Port Number — A 16-bit number used by the TCP and UDP protocols to direct traffic on a TCP/IP
host. Certain port numbers are standard for common applications.
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Protocol — A standard that enables connection, communication, and data transfer between
computing endpoints.
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PPP — Point-to-Point Protocol. A method of connecting a computer to the Internet.
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PPTP — Point-to-Point Tunneling Protocol. A method for implementing virtual private networks that
does not provide confidentiality or encryption but relies on the tunneling process for security.
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Protocol
— A standard that enables connection, communication, and data transfer between
computing endpoints.
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Proxy
— A firewall mechanism that replaces the IP address of a host on the internal (protected)
network with its own IP address for all traffic passing through it.
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PUK code
(Pin Unlock Key) — A PUK is required when you enter an incorrect PIN 3 times. After
entering the wrong PIN 3 times, the SIM card is disabled.
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RAS
— Remote Access Service. A Windows NT/2000 Server feature that allows remote users access to
the network from their Windows laptops or desktops via modem.
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Rev A
— CDMA EV-DO Rev. A is a leading-edge wireless technology with higher data rates and higher
system capacity. It is a fully backward compatible standard and remains interoperable with deployed
EV-DO networks and devices around the world. The increased data rates on Rev. A’s physical layer
enable richer applications and services. For more information, visit
www.cdg.org .
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RFB
— Remote Frame Buffer. A protocol for remote access to graphical user interfaces.
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Router — A device that directs traffic from one network to another.
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RTP — Real-time Transport Protocol. A packet format for streaming multimedia over the Internet.
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SIM — Subscriber Identification Module. A SIM is a card containing identification information for the
subscriber and their account. The SIM card can be moved to different devices.
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SMS — Short Message Service. A service for sending short messages of up to 160 (224 in 5-bit mode)
characters to mobile devices. SMS is also known as text messaging.
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SMTP
— Simple Mail Transfer Protocol. An Internet standard for email transmission across IP networks.
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SSID — Service Set IDentifier. The name assigned to a Wi-Fi network.
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TCP — Transmission Control Protocol. A core protocol for transmitting and receiving information over
the Internet.
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TCP/IP — Transmission Control Protocol/Internet Protocol. The set of communications protocols used
for the Internet and other similar networks.