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...}</ref> Official service support was withdrawn in 1999 in favour of the [[IBM 3745]]. The IBM 3720 is unrelated to the similarly numbered [[IBM 3270]] display terminal system. ...

...ier, in the 1970s, many vendors tried to challenge IBM's monopoly in the [[mainframe computer]] market by [[reverse engineering]] and producing hardware compone [[Category:Computer peripherals]] ...

...rt for the right to sell systems and peripherals that were compatible with IBM's mainframes. ...d the trend for decades, exemplified by a now-famous warning in 1991 by an IBM account executive that one should be "careful about getting locked into ope ...

...Network Architecture|SNA]] [[mainframe computer|mainframe]] computers and peripherals and compatible equipment. In computer networking, it is typically used for ...ve |url=https://web.archive.org/web/20210615041045/http://publib16.boulder.ibm.com/doc_link/en_US/a_doc_lib/aixprggd/progcomc/dlc_ovw.htm |title=Generic D ...

...description|Series of mainframe communication controllers manufactured by IBM}} |name =IBM 37xx series ...

{{Short description|IBM mainframe computer, 1960s}} [[File:IBM 7040 front panel.jpg|thumb|upright|Front panel of an IBM 7040 computer on exhibit at the Musée de l'informatique]] ...

...oks.google.com/books?id=xbycvi-ugq4C |title=direct-mail company to replace IBM with PCM}}</ref> ==PCM and peripherals== ...

| name = IBM 1400 series | logo = File:IBM Logo 1956 1972.svg ...

[[File:1968 CNRZ mécanographie-2-cliche Jean Weber.jpg|thumb|IBM 3704 controller]] ...a first [[front end processor|communications controller]] of the popular [[IBM 37xx]] series. It was announced in March 1972. Designed for semiconductor m ...

...le:Computer Operator - 1992 - BLS.png|thumb|Computer operator at work with mainframe computers. (1992)]] The former role of a computer operator was to work with [[mainframe computer]]s which required a great deal of management day-to-day including ...

{{short description|Large computer systems produced by IBM since 1952}} {{IBM mainframes}} ...

...nguage=de}}</ref> Formerly [[Siemens]] 4004, 7.700 and 7.500 mainframes, [[IBM System/370|/370]], [[MIPS architecture|MIPS]], and [[SPARC]]. | marketing_target = [[Mainframe computer]]s ...

...used on supporting connectivity at high speed between large mainframes and peripherals, often only implementing only point-to-point connections. Ethernet was avai ...others. There were two sizes of high speed network hubs that contained the mainframe host cards plus the fiber optic ''network hub to network hub'' cards. The n ...

{{Short description|Multi-platform emulator for mainframe software}} ...ost [[personal computer]]s. Development started in 1999 by Roger Bowler, a mainframe systems programmer. ...

...sed microcode to define an architecture that was heavily influenced by the IBM System/360 instruction set. The [[Disk operating system|DOS]]-type real-tim ...inputting and/or outputting data to networked mainframe computers (both [[IBM]] and [[UNIVAC]]), all in [[real-time computing|real-time]]. ...

| products = [[Mainframe computer|Mainframes]]<br />[[Computer hardware]]<br />[[software|Computer s ...tal Equipment Corporation|DEC]] [[PDP-10]] compatible [[mainframe computer|mainframe]] computers.<ref name="overview">{{Cite web |last=Mountain View |title=Foon ...

{{short description|Model of IBM mainframe specially designed for use in air traffic control}} ...stem/360 Model 50|S/360-50]] and the 9020D used two out of three or four [[IBM System/360 Model 65|S/360-65]] processors for flight and radar data process ...

{{Short description|Mainframe computer systems made by IBM through the 1950s and early 1960s}} | name = IBM 700/7000 series ...

| industry = Computer peripherals, computer media, consumer tape ...producer and expanded to become both a consumer media supplier and a major IBM [[plug compatible]] peripheral supplier. It was broken up and ceased to ex ...

...t" /> Host bus adapters are used to connect hard drives, networks, and USB peripherals. They are commonly integrated into [[motherboard]]s but can also take the f ...teristics|id=A22-6884-3|year=1968|page=10|url=http://www.bitsavers.org/pdf/ibm/360/functional_characteristics/A22-6884-3_360-65_funcChar.pdf}}</ref> ...