I have 21 PC on that I want to connect internet as well as networking file shearing (through manly modem)
to connect people through social networking
TCP/IP networking protocol is used when communicate through the internet
To connect to the internet, you need a computer and the internet provider. The internet can be supplied through the cable, WiFi connection or the Modem.
People can connect through multiple means. The easiest way to connect people is through social networking such as Facebook, Twitter and MySpace. People can also connect through text message, phone or email.
If you mean connect the phone to the internet through the ipod touch, then no.
yes
Yes, you can.
You must Contact your Carrier and Ask them about Tethering Plans.
Backbones
The iPhone has an internet browser called Safari. In theory, if you have access to a WiFi connection, you can connect to the internet. Also, you can connect to the internet through a networks 3G connection.
It is possible to connect to elements of the internet through Excel. Excel's specific purpose is not to actually connect your computer to the internet, but like all modern applications software, it can be used in conjunction with the internet.
An Internet Service Provider (ISP) is the company through which you connect to the Internet.