A system model of anti-spam E-mail server based on pull-push technologies
Jianmin Lin · Journal of Fujian Agriculture and Forestry University · 2003
Traditional E-mail system based on push technology, which can push data to the client without a request. By using an E-mail system based on pull and push technologies, the receiver can only pull the message after sending a request, thus spam can be kept out of user's mailboxes.