Section 5 | Glossary |
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PING
A network utility that tests host reachability by sending a small packet to the host and waiting for a reply. If you PING a computer IP address and receive a reply, you know the computer is reachable over the network. It also stands for “Packet Internet Groper.”
Port Triggering
A mechanism that allows incoming communication with specified applications.
PPP
PPPoE
Internet Service Providers for broadband connection.
PPTP
Private IP Address
An IP address assigned to a computer on the LAN by the DHCP server for a specified lease time. Private IP addresses are invisible to devices on the Internet. See also Public IP Address.
Protocol
A formal set of rules and conventions for exchanging data. Different computer types (for example PC, UNIX®, or mainframe) can communicate if they support common protocols.
Public IP Address
The IP address assigned by the service provider. A public IP address is visible to devices on the Internet. See also Private IP Address.
R
The most common type of connector for household or office phones.
RJ-45
An
WPCI810 |