AirLive X.USB User Manual

Page 32

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5. Wireless Network Glossary

27 X.USB User’s Manual



SSH
Developed by SSH Communications Security Ltd., Secure Shell is a program to log
into another computer over a network, to execute commands in a remote machine,
and to move files from one machine to another. It provides strong authentication and
secure communications over insecure channels. It is a replacement for rlogin, rsh,
rcp, and rdist.

SSL
Secure Sockets Layer. It is a popular encryption scheme used by many online retail
and banking sites to protect the financial integrity of transactions. When an SSL
session begins, the server sends its public key to the browser. The browser then
sends a randomly generated secret key back to the server in order to have a secret
key exchange for that session. SSL VPN is also known as Web VPN. The HTTPS
and SSH management interface use SSL for data encryption.

Subnet Mask
An address code mask that determines the size of the network. An IP subnet are
determined by performing a BIT-wise AND operation between the IP address and
the subnet mask. By changing the subnet mask, you can change the scope and size
of a network.


Subnetwork or Subnet
Found in larger networks, these smaller networks are used to simplify addressing
between numerous computers. Subnets connect to the central network through a
router, hub or gateway. Each individual wireless LAN will probably use the same
subnet for all the local computers it talks to.


Super A
Super A is an Atheros proprietary turbo mode to increase speed over standard
802.11a mode. It adds Bursting and Compression to increase the speed. If you live
in countries that prohibit the channel binding technology (i.e. Europe), you should
choose “Super-A without Turbo) if you need more speed than 11a mode

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