Cradlepoint CBR450 User Manual
Page 123
CRADLEPOINT
CBR450| USER MANUAL Firmware ver. 3.3.0
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PAGE 121
channel) but can have multiple ports (logical channels)
each identified by a number.
PPP
Point-to-Point Protocol is used for two computers to
communicate with each over a serial interface, like a
phone line.
PPPoE
Point-to-Point Protocol over Ethernet is used to connect
multiple computers to a remote server over Ethernet.
PPTP
Point-to-Point Tunneling Protocol is used for creating
VPN tunnels over the internet between two networks.
Preamble
Used to synchronize communication timing between
devices on a network.
QoS
Quality of Service.
RADIUS
Remote Authentication Dial-In User Service allows for
remote users to dial into a central server and be
authenticated in order to access resources on a network.
Reboot
To restart a computer and reload its operating software
or firmware from nonvolatile storage.
Rendezvous
Apple‘s version of UPnP, which allows for devices on a
network to discover each other and be connected without
the need to configure any settings.
Repeater
Retransmits the signal of an access point in order to
extend its coverage.
RIP
Routing Information Protocol is used to synchronize the
routing table of all the routers on a network.
RJ-11
The most commonly used connection method for
telephones.
RJ-45
The most commonly used connection method for
Ethernet.
RS-232C
The interface for serial communication between
computers and other related devices.
RSA
Algorithm used for encryption and authentication.
Server
A computer on a network that provides services and
resources to other computers on the network.