Dial-up modems either plugged into a personal computer slot or were self-contained devices that plugged into the computer's serial port
Non-dialup modems came out at the end of the twentieth century, and became more and more popular since then. The new modems give quicker and quicker speed all of the time, and are much more efficient than the dialup modems.
Such modems can be purchased at a number of retail locations and online stores. Walmart, Staples, Office Depot, and Amazon, for example, each sell this item.
Very few modern computers have modems, due to the falling popularity of dialup modems. DSL and Cable modems are extremely rare as internal devices due to limited useability and the inability to network more than one computer or device to such a computer with ease. If it has a dialup modem, there will be a port for a phone cord in it.
Raw baseband data cannot usually be effectively transmitted over dialup phone lines or TV cable lines.
if it is a dialup modem there are some free dial up internet providers but for a cable/dsl modem this is not possible as you would need a isp to provision the modem on their network
Budget Dialup offers discount dialup services to retail customers. The dialup speed depends on the plan purchased. The speeds available for purchase include 56K, V90 and V92.
Since 56K dialup modems are a very old technology, it will be very difficult to find the part that you are looking for. Ebay.com may have what you are looking for, however.
Dialup is slow, ADSL is fast
The two forms of modems are dial-up modems and private line modems
A modem is a serial port interface to a telephone line, allowing you to create dialup connections to other modem equipped computers. Often, a modem card includes a serial port interface, a COM port. The term modem has also become applicable to other interfaces, such as DSL modems and cable modems, though that usage is tenuous in some cases. Modem stands for Modulator/Demodulator.
Modems come in two varieties :Internal modems are the modems that are fixed within the computer.External modems are the modems that are connected externally to a computer as other peripherals are connected.
how should a dialup connection be establish in window operating system