Traffic moves over the Internet by routing through various networks linked together to form the Internet backbone. Key components that help facilitate this include points of presence (POPs) that allow email clients to retrieve messages from remote servers, and personal digital assistants (PDAs) which are palm-sized electronic devices.

1. How Traffic Moves over the
Internet
1.routes through a portion of the
Internet
2.POP
3.Internet backbone
4.PDA
Data Tuesday, 21 December 2010

2. 1.routes through a portion of
the Internet
It is a network of
networks that consists
of millions of private
and government
networks that are
linked by broad array
of electronic and
optical networking
technologies.

3. 2.POP
POP is an application-
layer Internet standard
protocol used by local
e-mail clients to
retrieve e-mail from a
remote server over a
TCP/IP connection.

4. 3.Internet backbone
The main truck connection of the
Internet. It consists of many network.

5. 4.PDA
A personal digital
assistant.
It is electronic
equipment that has
the same size of
palm.

6. References
-> http://en.wikipedia.org/wiki/
[Wikipedia]