The document discusses how internet traffic moves from a personal computer to the wider internet. It describes how a user connects to AOL as an internet service provider, which has a firewall for security. The traffic then goes from AOL through an ISP's point of presence to reach the broader internet. The point of presence uses POP3, an email retrieval protocol, to help distribute email traffic.

1. How Traffic Moves over the
Internet
Web presentation GROUP C
AOL
firewall
ISP(Internet Service Provider)
POP
How Traffic Moves over the Internet – p.1/6

2. AOL
AOL is one of the services of the personal computer
communication and the Internet connection service.
It is possible to use it even by the developing country
and the remote place if there are an analog line and a
modem.
How Traffic Moves over the Internet – p.2/6

3. firewall
System that prevents it from invading computer
network from the outside.
Fire wall has hardware type and software type.It is
mostly installed into the computer with software and
used.
How Traffic Moves over the Internet – p.3/6

4. ISP(Internet Service Provider)
It is assumed to be the main content of service to of-
fer Conectibiti to the Internet (connectivity) as an offer
of the Internet connection service. As other, incidental
service, the portal site by an offer of space for the of-
fer of the E-mail account and web page opening to the
public and original ISP is managed, and generalized by
business conditions that also offer the content service.
How Traffic Moves over the Internet – p.4/6

5. POP
In computing, the Post Office Protocol version 3
(POP3) is an application-layer Internet standard pro-
tocol used by local e-mail clients to retrieve e-mail
from a remote server over a TCP/IP connection.
How Traffic Moves over the Internet – p.5/6

6. References
• FirewallForest
URL:http://eazyfox.homelinux.org/Security/Security09
• Wikipedia
URL:http://ja.wikipedia.org/wiki/
• ELECTRONIC MAIL ARCHITECTURE
URL:http://homepages.uel.ac.uk/u0315352/electronic
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