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DOT4
Last modified: Monday, July 21, 2003
A protocol that enables the devices that comprise an MFP to send and receive data packets to each other across a single physicalchannel at the same time. The protocol was specified by IEEE 1284.4, which is an enhancement to the IEEE 1284 protocol for parallel port computing.
IEEE 1284 Parallel Port information page Contains links to an introduction to the IEEE 1284 standard and operating modes, parallel port standards information, activities and news, FAQs, compatible products and links, and the IEEE standards organization home page.