Diff: GlossaryFAQ

--- Version 6 

+++ Version 7 

@@ -33,7 +33,7 @@ 

 !! [BSS] 

 Basic Service Set.  This mode is required to be provided by any node that is going to be a base station in an infrastructure based network.  (ie node talks to base station, base station talks to destination node) 

 

-!! Bridge 

+!! [Bridge] 

 A client connection more or less, it talks to an AP or another bridge (but not in ad-hoc) and links 2 wired networks together, bridges usually also are able to act as access points, but not usually simultaneously 

 

 ---- 

@@ -54,7 +54,7 @@ 

 !! [DHCP] 

 Dynamic Host Configuration Protocol (typically used for handing out IP details to clients which request them) 

 

-!! DoS 

+!! [DoS] 

 Denial of Service, a lack of network access caused by flooding a node or path, can be accidental or deliberate (as in DoS attack) 

 

 !! [Downconverter] 

@@ -65,10 +65,10 @@ 

 ---- 

 ! E 

 

-!! EIRP 

+!! [EIRP] 

 Effective Isotropic Radiated power - The power of a radio transmitter multiplied by the total gain of its antenna and feedline.  Wireless networks in Australia are allowed 4 watts EIRP between 2.4 and 2.483.5 GHz 

 

-!! Ethernet 

+!! [Ethernet] 

 A data-link layer (layer 2 in the OSI model) protocol 

 

 ---- 

@@ -92,13 +92,13 @@ 

 !! [IBSS] mode 

 Peer-to-peer mode (more?) 

 

-!! IEEE 

+!! [IEEE] 

 Institute of Electrical and Electronic Engineers.  When followed by a number, refers to a standard adopted by that august body.  Hence WiFI is IEEE standard 802.11b, Firewire is IEEE 1394.  Blame them. 

 

 !! IPSEC 

 Short for IP Security.  Designed to securely exchange packets at the IP layer (OSI layer 3). Involves encryption of the header with AH or the data with ESP. 

 

-!! ISA 

+!! [ISA] 

 Industry Standard Architecture.  An older standard for adding internal cards to the motherboard of your computer.  See also PCI 

 

 ---- 

@@ -110,7 +110,7 @@ 

 ---- 

 ! L 

 

-!! LAN 

+!! [LAN] 

 Local Area Network 

 

 !! LF 

@@ -119,8 +119,9 @@ 

 !! [Linux] 

 An open-source version of Unix (linux is actually not a version of unix at all.  It's a rewrite.  "open sourced unix-like system" is more correct) 

 

-!! [LNB] 

- 

+!! LNB 

+ Low Noise Block - a device hooked to a satellite dish's feedhorn that receives the signal at ~4 or 12 Ghz and converts it to a lower frequency for input into a receiver. 

+ 

 !! [LoS] 

 Line of Sight 

 

@@ -159,10 +160,10 @@ 

 ---- 

 ! P 

 

-!! PCI 

+!! [PCI] 

 Peripheral Component Interconnect.  A standard for adding internal cards to a computer.  See also ISA. 

 

-!! PCMCIA 

+!! [PCMCIA] 

 People Can't Memorise Computer Industry Acronyms.  Standard for peripheral cards for laptops and other small devices.  A common form factor for wireless networking adapters. (actually it stands for Personal Computer Memory Common Interface Adapter) 

 

 !! [PHY] 

@@ -179,7 +180,7 @@ 

 ---- 

 ! Q 

 

-!! QoS 

+!! [QoS] 

 Quality of Service 

 

 ---- 

@@ -191,7 +192,7 @@ 

 !! RF 

 Radio Frequency 

 

-!! Router 

+!! [Router] 

 Could be a dedicated device such as cisco make, or *nix boxes, and depending on the level of sophistication weather it's dynamic or static routing... most dynamic routing devices are 3rd party to the wireless devices, except in the case of a *nix box. 

 

 ---- 

@@ -200,13 +201,13 @@ 

 !! SHF 

 Super High Frequency - Frequencies between 3 and 30 GHz.  [802.11a] (5 GHz) wireless networking falls within this region. 

 

-!! Spread Spectrum 

+!! [SpreadSpectrum Spread Spectrum] 

 A technique for radio transmission of data which uses significantly more bandwidth than is strictly necessary.  Spread spectrum was developed originally for secure military communications, but is now used commercially in mobile phones (CDMA) and wireless networks.  Spread spectrum communications is more tolerant of co-channel interference and multipath effects than traditional narrownabd communications. (http://sss-mag.com/ss.html Tutorial) 

 

 ---- 

 ! T 

 

-!! TCP/IP 

+!! [TCPIP TCP/IP] 

 Transfer Control Protocol/Internet Protocol - the suite of protocols used by the Internet. 

 

 ---- 

@@ -227,7 +228,7 @@ 

 !! VHF 

 Frequencies between 30 and 300 MHz.  Used for commercial 2 way radio, VHF TV and FM broadcasting. 

 

-!! VPN 

+!! [VPN] 

 Virtual Private Network - technique for creating low cost secure links using encrypted tunnels over public networks such as the Internet. 

 

 ---------- 

@@ -236,13 +237,13 @@ 

 !! WAN 

 Wide Area Network 

 

-!! WLAN 

+!! [WLAN] 

 Wireless LAN 

 

 !! WiFI 

 Wireless Industry Forum on Interoperability (?)  A standard to ensure    different manufacturer's wireless devices can connect to each other 

 

-!! Windows 

+!! [WindowsXP Windows] 

 A non-operating system ( :-) ).  Actually, a proprietry operating system produced by Microsoft Corp.  Very popular in business and the mass consumer market, but scorned by many serious computer tinkerers.  Windows is very closed with little documentation of its API (Application Programming Interface) functions, in contrast to Linux and the free BSD UNIX systems, which come with documentation and full source code. 

 

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