47
Appendix E: Glossary
Wireless-G USB Network Adapter with SRX400
RJ-45
(
R
egistered
J
ack
-45
) - An Ethernet connector that holds up to eight wires.
Roaming
- The ability to take a wireless device from one access point's range to another without losing the
connection.
Router
- A networking device that connects multiple networks together.
Server
- Any computer whose function in a network is to provide user access to files, printing, communications,
and other services.
SMTP
(
S
imple
M
ail
T
ransfer
P
rotocol) - The standard e-mail protocol on the Internet.
SNMP
(
S
imple
N
etwork
M
anagement
P
rotocol) - A widely used network monitoring and control protocol.
SPI
(
S
tateful
P
acket
I
nspection)
Firewall
- A technology that inspects incoming packets of information before
allowing them to enter the network.
SSID
(
S
ervice
S
et
ID
entifier) - Your wireless network's name.
Static IP Address
- A fixed address assigned to a computer or device that is connected to a network.
Static Routing
- Forwarding data in a network via a fixed path.
Subnet Mask
- An address code that determines the size of the network.
Switch
- 1. A data switch that connects computing devices to host computers, allowing a large number of
devices to share a limited number of ports. 2. A device for making, breaking, or changing the connections in an
electrical circuit.
TCP
(
T
ransmission
C
ontrol
P
rotocol) - A network protocol for transmitting data that requires acknowledgement
from the recipient of data sent.
TCP/IP
(
T
ransmission
C
ontrol
P
rotocol/
I
nternet
P
rotocol) - A set of instructions PCs use to communicate over a
network.
Telnet
- A user command and TCP/IP protocol used for accessing remote PCs.
TFTP
(
T
rivial
F
ile
T
ransfer
P
rotocol) - A version of the TCP/IP FTP protocol that has no directory or password
capability.
Throughput
- The amount of data moved successfully from one node to another in a given time period.