Glossary
D
default gateway | The IP address of the network or host to which all packets addressed to an |
| unknown network or host are sent. The default gateway is typically a router or other |
| device. |
DNS | Domain Name System. A protocol within TCP/IP used to find IP addresses based |
| on host names. |
F
field | A logical grouping of contiguous bits that convey one kind of information, such as |
| the start or end of a message, an address, data or an error check. |
frame | A group of bits which form a discrete block of information. Frames contain network |
| control information or data. The size and composition of a frame is determined by |
| the network technology being used. |
framing types | Two common framing types are Ethernet II and IEEE 802.3. |
FTP | File Transfer Protocol. A networking protocol used to exchange files between |
| stations on a network or over the Internet. |
G
gateway | A device which connects networks with dissimilar network architectures and which |
| operates at the Application Layer. This term may refer to a router. |
H
host | A node on a network. |
hostname | A domain name given to a specific computer on a network and used to address that |
| computer. |
HTTP | HyperText Transport Protocol. A protocol used to deliver hypertext documents. |
88 | 840 USE 115 00 Version 1.0 |
