Glossary o
- object
-
In the context of WWW, an object is a single file that can be
transferred using HTTP. Web pages consist of one or more objects, with more
complex single web pages containing hundreds of objects.
- octet
-
A different generic term that can be used instead of the word
byte. Often used to describe each byte of IP
addresses.
- Open Shortest Path First (OSPF)
- See [OSPF]
- Open Systems Interconnection (OSI)
- See [OSI]
- operating system (OS)
- See [OS]
- optical cabling
-
Cabling that uses glass fibers instead of copper wires, with
light being sent over the glass fiber, rather than electricity, to encode bits
for transmission.
- OS (operating
system)
-
Software whose purpose is to control the general operation of a
computer. For PCs, Microsoft Windows variants are the most popular operating
systems.
- OSI (Open
Systems Interconnection)
-
A public networking model. Few computers use OSI today. The
International Organization for Standardization (ISO) manages OSI
protocols.
- OSPF (Open
Shortest Path First)
-
An IP routing protocol, defined in RFCs, making it a public
protocol.
- outgoing interface
-
A field in the IP routing table that identifies this router's
interface out which a packet should be sent for it to be delivered to the
correct destination.
- outside interface
-
An interface on a firewall that is connected to a LAN. It is
considered to be the least secure of all the LANs that are connected to the
firewall.
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