In 1991, the Internet was still in its early stages of development and usage, primarily confined to academic, government, and research institutions. Here are some key aspects of the Internet during that time: 1. **TCP/IP Protocol**: The foundation of the Internet was the TCP/IP protocol suite, which was fully adopted as the standard for ARPANET in 1983. By 1991, it was widely used and formed the basis for all Internet communications.
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