7000 Series L3 Managed Switch Reference Manual for Software v2.0

O

Open Shortest Path First

A link- state (algorithm used by the router to determine the current topology of a network), Interior Gateway (distributes routing information between routers belonging to a single Autonomous System) routing protocol. This protocol's algorithm determines the shortest path from its router to all the other routers in the network. This protocol is rapidly replacing RIP on the Internet.

Open Systems Interconnection

OSI is a seven (7) layer architecture model for communications systems developed by the ISO for the interconnection of data communications systems. Each layer uses and builds on the services provided by those below it.

Operating System Application Programming Interface

OSAPI is a module within the System Support software that provides a set of interfaces to OS support functions.

OS

Operating System.

OSAPI

See “Operating System Application Programming Interface” on page 18.

OSI

See “Open Systems Interconnection” on page 18.

OSPF

See “Open Shortest Path First” on page 18.

P

packet

A block of information sent over a network. A packet typically contains a source and destination network address, some protocol and length information, a block of data, and a checksum.

PDU

See “Protocol Data Unit” on page 20.

C-18

Glossary

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NETGEAR L3 manual See Operating System Application Programming Interface on