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PLANET ADN-4000 User Manual

Page 115

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Route
The path that network traffic takes from its source to its destination. The route a datagram
may follow can include many gateways and many physical networks.
In the Intern

Router

A system is responsible for making decisions about which of several paths network (or
Internet) traffic will follow. To do this, it uses a routing protocol to gain information abo
network and algorithms to choose the best route based on several criteria known as
"routing metrics".

Routing Table
In
used to s

Routing Information Protocol
R
minim

SNMP
S
TCP/IP

SOCKET
(1) The Berkeley UNIX mec
(2) IBM
TCP/IP protocols.

S
Spanning-Tree Bridge P
detecting and preventing loops from occurring in a multi-bridged environment.
When three or more LAN's segments are connected via bridges, a loop can occur. Bec
of a bridge forwards all packets that are not recognized as being local,
some packets can circulate
p
one br
paths should radiate.

et, each datagram is routed separately.

ut the

formation stored within a router that contains network path and status information. It is

elect the most appropriate route to forward information along.

outers periodically exchange information with one another so that they can determine

um distance paths between sources and destinations.

imple Network Management Protocol - The network management protocol of choice for

-based Internet.

hanism for creating a virtual connection between processes.

term for software interfaces that allow two UNIX application programs to talk via

panning-Tree Bridge Protocol (STP)

rotocol (STP) - Part of an IEEE standard. A mechanism for

ause

for long periods of time, eventually degrading system

erformance. This algorithm ensures only one path connects any pair of stations, selecting

idge as the 'root' bridge, with the highest priority one as identifier, from which all

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