IP settings aren't on line or off line, they're just there. If you mean that your browser goes off line even if you tell it to go on line, it's because the computer doesn't have an internet connection. the wire may be there, but the computer isn't seeing the internet. without knowing what equipment you have, no one can even guess at what the problem is.

IP settings aren't on line or off line, they're just there. If you mean that your browser goes off line even if you tell it to go on line, it's because the computer doesn't have an internet connection. the wire may be there, but the computer isn't seeing the internet. without knowing what equipment you have, no one can even guess at what the problem is.

What does server mean

It is a computer that performs a service for other computers on the internet.

It may "serve" (here ya are!) a web page from a pantry of web pages to your computer.

It may "serve" a destination route when one computer comes asking where a website is located.

It may "serve" the "real name" when someone has set up an "alias" for a website name.

It may "serve" you a copy of your email, or "serve" a copy of the email you just sent to somewhere else...

...and like that. (And you don't even have to leave a tip.)

and server got several services,for example:Application server,Communications server,Database server,Proxy server,Fax server,File server,Print server,Game server,Web server and so on.

What is a PDF file and how to open a PDF file
Short for: Portable Document Format

A PDF FILE IS A PORTABLE DOCUMENT FORMAT CREATED BY ADOBE SYSTEMS IN 1993.THIS TECHNOLOGY STORES MUCH BIGGER FILES THAT ARE NOT PRACTICAL TO BE AVAILABLE IN THIER OWN FILE FORMAT(BOOKS,PAMPHLETS,USER MANUALS,ETC.)THE ADOBE READERS THAT ARE AVAILABLE FREE OF CHARGE AT THIER WEBSITE IS THE SOFTWARE THAT CAN DOWNLOAD AND OPEN UP THESE LARGE FILES TO BE READ OR VIEWED BY THE PC USER.

you can use Adobe Acrobat reader (free) or Adobe Acrobat (paid license) to open it.

I prefer use Foxit.Reader.Pro to open it.

Q&A For PC

• Hello world,this is my first post.