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Ultranet logo. The Ultranet was an online learning management system developed for the Victorian Department of Education and Early Childhood Development in Australia to provide extensive services to students, parents and teachers in government schools. The Ultranet was built by Australian IT firm CSG and phased into school use between 2006 and ...
Ultranet (company), a former telecommunications firm in Massachusetts, United States; Ultranet (math), a term in topology; Ultranet (powerline) , a HVDC-project in Germany; Ultranet (product), an online environment developed by the Department of Education and Early Childhood Development in Victoria, Australia
RCN Corporation, originally Residential Communications Network, founded in 1993 and based in Princeton, New Jersey, was the first American facilities-based ("overbuild") provider of bundled cable telephony, cable television, and internet service delivered over its own hybrid fiber-coaxial local network as well as dialup and DSL Internet service to consumers in the Boston, Chicago, Los Angeles ...
In 1988, Ultra introduced ISO TP4 (level 4 networking protocol) as part of their controllers and implemented a type of star configuration network using coax and fiber optic connections. They called this product, UltraNet. They later offered a fast version of TCP/IP in their controllers, as this protocol was most frequently encountered in an ...
Every constant net is a (trivial) ultranet. Every subnet of an ultranet is an ultranet. [ 8 ] Assuming the axiom of choice , every net has some subnet that is an ultranet, but no nontrivial ultranets have ever been constructed explicitly. [ 5 ]
In 1998, RCN Corporation became one of the ten largest Internet service providers in the country after acquiring Virginia-based Erols Internet, Inc. and Boston-based UltraNet Communications to strengthen the data side of its business. That same year, RCN acquired Interport Communications in New York City and Springfield, Massachusetts-based ...
This list contains the mobile country codes and mobile network codes for networks with country codes between 300 and 399, inclusively – a region that covers North America and the Caribbean.
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