Definition
A Dialup Users List a database of dial-up users' IP addresses. The purpose of such a database is to provide the ability to recognize e-mails sent directly from dial-up users (thus by-passing an ISP's mail server).
A Dialup Users List a database of dial-up users' IP addresses. The purpose of such a database is to provide the ability to recognize e-mails sent directly from dial-up users (thus by-passing an ISP's mail server).