2. ●High-speed Dial-up
Today, we don't have enough time, so speed
is very important.
New technology that connect to network
quickly is called “High-speed Dial-up.”
The handshake protocol is how to modem
connection. Handshake protocol separate two
process.
The first half is the modem initializing the
Internet connection. We can call it “modem
handshake.”
The second half is software handshake.
3. ●Acceleration Servers
Not use Acceleration Use Acceleration
servers... Servers...
Your machine:Hello! Your machine:Hello!
ISP server:Hello. ISP server:Hello. Aren't
machine:I'm John's you John Smith's
computer. computer?
server:John who? Machine: Yes! His
Machine:John smith. account number is *****.
Server:I know many John server:OK. Go ahead. You
smith. have access.
Machine:He is your
customer.
Server:What is account
number?
Machine:******.
server:OK. You have
access.
4. ●File Compression
If you want to show Acceleration
web page, your HTML/Java-based Web
computer need to pages
download many kinds Text
of file quickly! JPG/GIF
Acceleration server E-mail
is very important! NOT Acceleration
But some file don't Streaming media
keep pace Secure Web pages
Acceleration server Music/photos sent as
yet. e-mail attachment
Downloads
5. ●Filtering
When you type a URL
into the address
bar,you request for
a specific page.
If that page uses
pop-up advertising,
first, your computer
block the pop-up.
It is called
“Filtering.”
6. The first time your
browser loads a Web ●Caching
page, it has to load
entire things.
If the browser saves
the images and text,
then the second time it
loads the same page it
can check for
duplicates.
If image has not
changed, there is no
need to download it
again.
That system is
called”Caching.”
