Pennines Pennines The Pennines , also known as the Pennine Chain or Pennine Hills, are a range of mountains and hills in England separating North West England from Yorkshire and North East England. Often described as the "backbone of England", the Pennine Hills form a more-or-less continuous range stretching northwards from the Peak District in the northern Midlands, through the South Pennines, Yorkshire Dales and North Pennines up to the Tyne Gap, which separates the range from the Cheviot Hills. Some definitions of the Pennines also include the Cheviot Hills while excluding the southern Peak District. South of the Aire Gap
Backbone network located at different geographical locations. The pieces of the network connections (for example: ethernet, wireless) that bring these departments together is often mentioned as network backbone. Network congestion is often taken into consideration while designing backbones. One example of a backbone network is the Internet backbone. The theory, design principles, and first instantiation of the backbone network came from the telephone core network, when traffic was purely voice. The "core network" was the central part of a telecommunications network that provided various services to customers who were connected by the access network. One of the main functions was to route