= Internet properties established in the 20th century
{wiki=Category:Internet_properties_established_in_the_20th_century}
The 20th century saw the establishment of many influential internet properties, which laid the groundwork for the digital landscape we know today. Here are some key properties and milestones established during that time: 1. **ARPANET (1969)**: The predecessor to the internet, ARPANET was the first network to implement the packet-switching concept and led to the development of various networking protocols.
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