Glossary (cont.)

Category

Item

Description

Page

 

AD_HOC

This is the mode in which computers

17/

 

 

communicate with each other directly, rather

50

 

 

than via access points.

 

 

INFRASTRUCTURE

This is the mode in which communications

19/

 

(infrastructure mode)

are performed via the access point.

50

 

SSID

Abbreviation for Service Set ID. The SSID

17/

 

 

identification code must be set to distinguish

50

 

 

equipment included in a wireless LAN that

 

 

 

uses access points from equipment not

 

 

 

included in that LAN.

 

 

 

 

This may appear as the “ESSID” or the

 

 

 

“network name” for wireless LAN cards

 

 

 

made by some manufacturers.

 

 

Open System/

This is an authentication of wireless signals

17/

 

OPEN

employing a public key encryptosystem.

50

 

Shared Key/

This is a secret key encryptosystem for

17/

 

SHARED

wireless signals in which authentication is

50

 

 

performed with a key pre-set in the WEP.

 

 

 

Other terms for this method, in which the

 

 

 

same key is used for both encryption and

 

Advanced

 

decryption, are “shared key encryptosystem”

 

 

and “common key encryptosystem”.

 

setting of

 

 

 

 

WPA-PSK

This is a standard covering encryption

50

connection

 

methods used in wireless LAN. It provides

 

 

 

greater security than WEP, and has functions

 

 

 

such as a user authentication function and also

 

 

 

TKIP (encryption protocol) which automatically

 

 

 

changes the encryption key at fixed intervals.

 

 

WEP

Abbreviation for

Wired Equivalent

17/

 

 

Privacy. This is a method for encrypting

51

 

 

communication data. The encryption

 

 

 

key is created and notified only to the

 

 

 

communicating user, so the communication

 

 

 

data cannot be decrypted by a third party.

 

 

TKIP

Abbreviation for Temporal Key Integrity

51

 

 

Protocol.

 

 

 

 

This encryption protocol provides even

 

 

 

greater security

than WEP because

 

 

 

it changes the encryption key at fixed

 

 

 

intervals.

 

 

 

AES

These are the US Government’s next-

15/

 

 

generation standard encryption methods,

51/

 

 

the selection work of which is performed

59

 

 

by the National Institute of Standards and

 

 

 

Technology (NIST).

 

 

62

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Panasonic PT-LB50NTE manual Glossary, Open System, Shared Key, Advanced, Connection