<hardware> A communications controller made by IBM, suitable for use in an IBM S/390. Official service support was withdrawn in 1999 in favour of the IBM 3745.
http://ibm.com/search?q=3720&realm=Networking.
(2000-02-21)
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Nearby terms: IBM 370 « IBM 370ESA « IBM 370XA « IBM 3720 » IBM390 » IBM 650 » IBM 700 series
