Most of the railway track is managed by Network Rail, which as of 2010 had a network of of standard-gauge lines, of which are electrified.

The consequent severe operational disruption to the national network and the company's spiralling costs set in motion the series of events which resulted in the ultimate collapse of the company and its replacement with Network Rail, a state-regulated, not-for-dividend company.

Tramlink runs on a mixture of street track shared with other traffic, dedicated track in public roads, and off-street track consisting of new rights-of-way, former railway lines, and one section of alignment, though not track, shared with a third rail electrified Network Rail line.

* Islip railway station, England, Network Rail station code ISP

* Korea Rail Network Authority

National Rail should not be confused with Network Rail.

National Rail is a title used to promote passenger railway services, and providing some harmonisation for passengers ( e. g. tickets to all London Terminals ), while Network Rail is the organisation owning and managing most of the fixed assets ( tracks, signals etc.

Most major Network Rail lines carry freight traffic and some lines are freight only.

There are some scheduled passenger services on their own privately managed, non-Network Rail lines, for example Heathrow Express which also partly runs on Network Rail and the London Underground also overlaps with Network Rail in places.

It does not compile the national timetable, which is the joint responsibility of the Office of Rail Regulation ( allocation of paths ) and Network Rail ( timetable production and publication ).

London Overground ( LO ) is a hybrid: its services are operated via a concession awarded by Transport for London, and are branded accordingly, but until 2010 all its routes used infrastructure owned by Network Rail.

A digital version of the full timetable is available as a pdf ( portable document format ) file without charge on the Network Rail website.

The company was listed on the London Stock Exchange and was a constituent of the FTSE 100 Index but on 3 October 2002, the main operating arm-the owner and operator of the national railway network, Railtrack plc-was sold by its parent company Railtrack Group plc to " not for dividend " company Network Rail ( a company limited by guarantee ) and was later renamed Network Rail Infrastructure Ltd.

Network Rail was formed with the principal purpose of acquiring and owning Railtrack plc.

Units are painted in various liveries including Network SouthEast ( NSE ), South West Trains blue / red, Railtrack's brown livery, Railtrack's blue / green livery, and Network Rail's new all-over yellow livery.

The current public broadcaster is the Iraqi Media Network, successor to the Coalition Provisional Authority's radio stations and several other radio and television stations.

It is believed that virtually the entire archive of the DuMont Television Network, covering its whole history from 1946 – 1956, was disposed of during the 1970s by a " successor " broadcaster ( believed to be ABC ) through dumping all of the kinescopes / videotapes into the East River to make room for other tapes at a New York City warehouse.

The live broadcasts were originally heard on NBC Radio's Blue Network and continued on the Blue Network's successor, ABC, into the 1960s.

The Metropolitan Broadcasting Corporation was the successor of the DuMont Television Network, which was spun off from DuMont Laboratories after the television network ceased operations in 1956.

In 1998, the network dropped its " The Nashville Network " moniker and shortened its official name to TNN, and ownership shifted to Viacom in the late 1990s after their acquisition of CBS Corporation, Westinghouse's successor.

He oversaw the creation of Network Rail, the successor to Railtrack, which had collapsed in controversial circumstances for which his predecessor was largely blamed.

BBS was the successor to two provincial systems also owned by Baton, the Saskatchewan Television Network ( STN ) and Ontario Network Television ( ONT ).

He also composed the musical theme heard on the CBS Radio Network broadcast " Hear It Now " ( 1950 – 51 ) and its TV successor, " See It Now " ( 1951 – 58 ).

The government wanted the SRA to take a more interventionist role with Railtrack and its successor Network Rail, but never gave it the legal powers to do so.

The Whoosier Network created and hosted two Doctor Who convention, " WhoosierCon " in 1991 and its successor " WhoosierCon II " in 1992.

SDD and a successor, the Systems Communications Division, also with Evans as its president, developed a communications architecture and a set of architecture-compliant communication product lines that were announced in 1974 under the banner of Systems Network Architecture ( SNA ).

The series premiered on September 22, 2004, during television network UPN's final two years, and ended on May 22, 2007, after a season on UPN's successor, The CW Television Network.

The album would lead to three sequels, the Hear It Now program on the CBS Radio Network in 1950 and the CBS-TV successor, See It Now, in 1951.

Additionally in the UK is the Church and Media Network, formed in 2009 as a successor to the Churches ' Media Council, which states that it seeks to be a bridge between the media and the Christian community.

Monsoon was the lead commentator on the syndicated show, WWF All Star Wrestling, its successor WWF Wrestling Challenge, and the USA Network weekend show, WWF All American Wrestling, as well as hosting the WWF weeknight show, WWF Prime Time Wrestling.

The successor product is PRTG Network Monitor.

No further theatrical animated films were produced by Hanna-Barbera itself ( it would license live-action film adaptations of The Flintstones and Scooby-Doo before being dissolved in 2001 ), although The Powerpuff Girls Movie would be made in 2002 by Hanna-Barbera successor Cartoon Network Studios.

The PNG ( Portable Network Graphics ) file format was created as the free, open-source successor to GIF.

Originally released for the IBM 6150 RISC workstation, AIX now supports or has supported a wide variety of hardware platforms, including the IBM RS / 6000 series and later IBM POWER and PowerPC-based systems, IBM System i, System / 370 mainframes, PS / 2 personal computers, and the Apple Network Server.

* American Collectibles Network, former name of the American television network now known as Jewelry Television

Tazmania closed in the late 1990s, while Viper-7 is now known as the Viper Music Network and covers a broad spectrum of music genres.

TVT-6 ( since known as TasTV, now WIN Television ) took on a Nine Network affiliation, with Southern Cross carrying both Seven and Ten programming.

** United Paramount Network ( UPN ) – formerly a joint venture with United Television, now part of the CBS / Time Warner joint venture The CW Television Network

The first popular implementation of RPC on Unix was Sun's RPC ( now called ONC RPC ), used as the basis for Network File System.

The patent was issued in 1998 and is now owned by Open Invention Network ( OIN ).

Commented Michael Steele to a Nine-O-One Network Magazine writer: " When I go out now it is usually girls who recognize me.

The first clickable web ad ( which later came to be known by the term " banner ad ") was sold by Global Network Navigator ( GNN ) in 1993 to Heller, Ehrman, White and McAuliffe, a now defunct law firm with a Silicon Valley office.

Lucent Technologies ( now part of Alcatel-Lucent ) was formerly the AT & T Network Systems division of AT & T, which in turn was formerly known as Western Electric.

The remainder of the operations now falls under Raytheon's Network Centric Systems in Fort Wayne, IN.

Most of Cartoon Network Studios ' shows from 1996 — 2001 now show as reruns on Cartoon Network's channel for classic TV cartoons, Boomerang.

These concepts were later adopted for the creation of the Internet Protocol ( IP ) and other ( now deprecated ) network protocols like e. g. AppleTalk or Xerox Network Systems.

The motivation of digital subscriber line technology was the Integrated Services Digital Network ( ISDN ) specification proposed in 1984 by the CCITT ( now ITU-T ) as part of Recommendation I. 120, later reused as ISDN Digital Subscriber Line ( IDSL ).

The Advanced Intelligent Network ( AIN ) is the variant of Intelligent Network developed for North America by Bellcore ( now Telcordia ).

Beyond magazines and television, the scope of home improvement DIY continues to grow online where most mainstream media outlets now have extensive DIY-focused informational websites such as This Old House, Martha Stewart, and the DIY Network.

The Caserne also housed a full support community, with a theater, commissary, recreation facilities and an affiliate radio station of the American Forces Network, Europe, headquartered in Frankfurt ( now Mannheim ), Germany.

However, since the amalgamation of companies since the creation of ITV Network Ltd., and since that Channel Television is now owned by ITV plc, it has been replaced by an affiliation system.

The Stratford Greenway is a traffic free cycle path, which used to be part of the rail network until the early 1960s and is now part of the Sustrans National Cycle Network ( routes NCN5 and NCN41 ).

A large number of episodes of Life Is Worth Living have been saved, and they are now aired weekly on the Eternal Word Television Network Catholic cable network, which also makes a collection of them available on DVD ( In the biographical information about Fulton J. Sheen added to the end of many episodes, a still image of Bishop Sheen looking into a DuMont Television camera can be seen ).

# Newsworld International ( NWI ), an American cable channel that rebroadcast much of the programming of CBC Newsworld ( now known as CBC News Network ).

However, this practice has now been largely abandoned, particularly with the sale of Canwest's newspaper division to separate owners ( as Postmedia Network ) in 2010.

It is now a part of the National Park Service National Underground Railroad Network to Freedom program.