15
4. Glossary
BSS
“Basic Service Set”. De facto an alias for Access
Point.
Cell
Area in which the radio signal of an Access Point
is sufficiently good to join with it.
ESS
“Extended Service Set”. A group of Access
Points with identical settings among which a
client system can roam. An ESS forms the heart
of a WLAN.
Shared Key Algorithm
Encryption scheme for which both sender and
receiver need to know the (same) encryption
key.
SNMP
“Simple Network Management Protocol”
WLAN
“Wireless LAN” The set of Access Points and
Wireless Clients that form a local area network.
Write Community String
SNMP password
WEP
“Wired Equivalent Protection”
Data privacy mechanism based on a 40 bit
shared key algorithm, as described in the IEEE
802.11b standard