Dial-up access to the Internet is provided via an analog modem. These modems are available in many different speeds: 14.4 kbps (kilobits per second), 28.8 kbps, 33.6 kbps, and 56 kbps (a.k.a. 56k). Analog modems support various standards as well; however, this is irrelevant now that the V.90 modem standard has been adopted as the global communications standard by the ITU (International Telecommunication Union), a United Nations agency.
a common means of accessing the Internet for households and small business, which involves dialing into an ISP's lines through the public switched telephone network by use of a modem. The connection is temporary, as opposed to dedicated line services like DSL.