User's Manual

Table Of Contents
38 LT-9064 Rev A Glossary
Glossary
Term
Definition
Access
Point
(AP)
A device that provides network access
to associated stations (connected
wireless devices). Altum AC can function
as an AP.
ACK
Acknowledgment. This is a response to a
transmission to indicate that the data
packet was received correctly.
ARP
Address Resolution Protocol. This is a
broadcast protocol for mapping IP
addresses to MAC addresses.
CHAP
Challenge-Handshake Authentication
Protocol. This is a protocol for
authenticating users to an ISP.
CPE
Customer-Premises Equipment. This is
also known as a station.
dB
Decibels. This is a measure of intensity.
dBm
Decibel-milliwatts. This is a measure of
power relative to 1 mW. This is
commonly used to measure wireless
signal power. A higher power leads to
better signal quality.
DDNS
Dynamic DNS. This is a system for
updating domain names in real time. It
allows a domain name to be assigned to
a device with a dynamic IP address.
DHCP
Dynamic Host Configuration Protocol.
This is a protocol for allocating IP
addresses dynamically so that addresses
can be reused when hosts (e.g.
computers) no longer need them.
DNS
Domain Name System. This is a
distributed and hierarchical naming
system for computers, services, or any
resource connected to the Internet or a
Term
Definition
private network.
EIRP
Equivalent Isotropic Radiated Power.
Each country sets the legally permitted
maximum for the EIRP limits on each
channel.
ESSID
Extended Service Set Identifier. This is
the name of the wireless network. It is
case-sensitive and up to 32
alphanumeric characters in length. The
ESSID differentiates one wireless
network from another. All access points
and devices trying to connect to a
specific wireless network should use the
same ESSID (and password) to enable
effective roaming.
FTP
File Transfer Protocol. This is a protocol
for transferring files between network
nodes.
HTTP
Hypertext Transfer Protocol. This is a
protocol used by web browsers and web
servers to transfer files.
IP
Internet Protocol. This is the primary
communications protocol used for
relaying network packets (also known as
datagrams) across an internetwork using
the Internet Protocol Suite. IP is
responsible for routing packets across
network boundaries. It is the principle
protocol that establishes the Internet.
ISP Internet Service Provider.
L2TP
Layer 2 Tunneling Protocol. This is a
tunneling protocol used to support
virtual private networks (VPNs) or as
part of the delivery of services by ISPs. It
does not provide any encryption or
confidentiality by itself. Rather, it relies
on an encryption protocol that it passes
within the tunnel to provide privacy.
LAN Local Area Network.