Linksys BEFCMUH4 Quick Manual page 38

Linksys BEFCMUH4 Cable Gatewayr + 802.11b Wireless-Ready
provides authentication (username and password) in addition to data transport.
A PPPoE session can be initiated by either a client application residing on a
PC, or by client firmware residing on a modem or router.
PPTP (Point-to-Point Tunneling Protocol) – A protocol (set of communication
rules) that allows corporations to extend their own corporate network through
private "tunnels" over the public Internet Effectively, a corporation uses a
wide-area network as a single large local area network. A company no longer
needs to lease its own lines for wide-area communication but can securely use
the public networks. This kind of interconnection is known as a virtual private
network.
RJ-45 – A connector similar to a telephone connector that holds up to eight
wires, used for connecting Ethernet devices.
Roaming – The ability to use a wireless device and be able to move from one
access point's range to another without losing the connection.
Router – Protocol-dependent device that connects sub-networks together.
Routers are useful in breaking down a very large network into smaller
sub-networks; they introduce longer delays and typically have much lower
throughput rates than bridges.
Server – Any computer whose function in a network is to provide user access
to files, printing, communications, and other services.
Static IP Address – A permanent IP address that is assigned to a node in a
TCP/IP network.
STP (Shielded Twisted Pair) – Telephone wire that is wrapped in a metal
sheath to eliminate external interference.
Subnet Mask – The method used for splitting IP networks into a series of
sub-groups, or subnets. The mask is a binary pattern that is matched up with
the IP address to turn part of the host ID address field into a field for subnets.
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