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Longman Dictionary of Contemporary English
▪ A dial-up call from London to Aberdeen costs about 30p a minute.
▪ As a result, local and national Internet service providers sprang up to sell direct dial-up connections to the Internet.
▪ Each port represents one dial-up user.
▪ It's little wonder that the fax machine is so popular and that dial-up E-mail is such a rare species.
▪ Now those who depend on dial-up lines from public telephone systems can enjoy the benefits of integration as well.
▪ Providers can offer this service with both dial-up pools and private lines.
▪ Testers will need a direct connection to the Internet, as opposed to the dial-up connections popular with home Internet subscribers.
▪ These providers are often dial-up linkages of lower bandwidth when compared to telecom and cable highways.

a. (context computing English) (''of a connection to a network, especially to the Internet'') that requires a telephone number to be dialed n. (context computing English) A network connection that requires a telephone number to be dialed.

Usage examples of "dial-up".

The Dial-Up Network Scripting tool can aslo be used to automate certain process using Proxy Server and RAS.