Cradlepoint ARC CBA850, Manual

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SPI
Stateful Packet Inspection. A feature of a firewall that monitors
outgoing and incoming traffic to ensure that only valid responses
to outgoing requests are allowed to pass though the firewall.
SSH
Secure Shell. A command line interface that allows for secure
connections to remote computers.
SSID
Service Set Identifier is a name for a wireless network.
Subnet mask
Determines what portion of an IP address designates the Network
and which part designates the Host.
Syslog
System Logger. A distributed logging interface for collecting in
one place the logs from different sources. Originally written for
UNIX, it is now available for other operating systems, including
Windows.
TCP
Transmission Control Protocol.
TCP Raw
A TCP/IP protocol for transmitting streams of printer data.
TCP/IP
Transmission Control Protocol/Internet Protocol.
TFTP
Trivial File Transfer Protocol. A utility used for transferring files
that is simpler to use than FTP but with less features.
Throughput
The amount of data that can be transferred in a given time period.
Traceroute
A utility that displays the routes between your computer and a
specific destination.
UDP
User Datagram Protocol.
Unicast
Communication between a single sender and receiver.
Update
To install a more recent version of a software or firmware product.
Upgrade
To install a more recent version of a software or firmware product.
Upload
To send a request from one computer to another and have a file
transmitted from the requesting computer to the other.
UPnP
Universal Plug and Play. A standard that allows network devices
to discover each other and configure themselves to be a part of
the network.
URL
Uniform Resource Locator. A unique address for files accessible
on the Internet.
USB
Universal Serial Bus.
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