A number such as 255.255.255.0 that is usually pre-configured as above. Hopefully, your ISP's pre-configured starter kit diskette will allow you to bypass the complexities of configuring IP addresses, subnet masks and domain names. The kind of connection that many offices use to link up two or more computers to share files or printers, etc. A common method for establishing a dial-up connection to the Internet. The system by which packets of information are transmitted over the Internet.
Services offered by ISPs vary widely.
Ask prospective ISPs whether they support the following, and if so, what conditions are attached. An hour or two per day is not uncommon.