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Terminology
IP Address
(self IP)
Subnet Mask
(mask or
netmask)
Gateway
DNS Server
Acronyms and Abbreviations
ADSL – Asymmetric Digital Subscriber Line is an Internet technology that uses the
telephone line to transmit Internet data at broadband speeds. "Asymmetric" means
the download speed is faster than the upload speed.
DHCP – Dynamic Host Configuration Protocol is a service that automatically assigns
temporary IP addresses to network equipment.
DNS – Domain Name System is a service that converts host names and domain
names into IP addresses. For example, a Web URL of www.someplace.com is
translated to an IP address such as 140.178.12.56 on the Internet.
FQDN – A Fully Qualified Domain Name is similar to the common Web URL we all use
for surfing the Web. Its format typically looks like some.domain.com or just
domain.com.
IP (address) – Internet Protocol is commonly used in this document to indicate an
address on the Internet. It consists of four numbers separated by periods. For
example, 140.178.12.56. Each of these four number must be 0 through 255. Every
device on the Internet (including the BSGX4e, computers, and IP phones) has an IP
address.
A dynamic address is temporary and is assigned by a DHCP server.
A static address is permanent and is manually set in the device.
LAN – A Local Area Network is a technical term for a collection of PCs, IP phones, and
other devices that you connect to BSGX4e's 1–4 ports.
PPP – Point-to-Point Protocol is a popular network protocol for establishing a direct
connection between your computer and your service provider. If PPP includes
encapsulation schemes, the designation is, for example PPPoE or PPPoHDLC.
PVC – A Permanent Virtual Circuit establishes a permanent, long-term connection
directly between your BSGX4e and another network device, such as a switch or
server. A PVC has to be ordered from your service provider.
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The network (IP) address of any device connected to a local network or the
Internet. The format is 148.174.89.25. Each of the four numbers in the
address has a range of 0-255.
See the IP listing in
Acronyms and
This mask helps Internet traffic route through networks and subnetworks, and
defines the range of addresses that can be used when creating a subnetwork.
The format is the same as an IP address, but typically ends with 0:
148.174.0.0.
A device that connects one network to another. This typically involves
converting raw data into an IP protocol, or converting one protocol to another
protocol.
A system for converting domain names into IP addresses. For example,
www.webpage.com is translated to 142.178.15.12.
1 Introduction and preparation
Abbreviations.
NN47928-311
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