#2 RFC 791 (1981)

This is the opening paragraph of the RFC 791 specification, published in September 1981, the foundational proposal for Internet Protocol version 4 (IPv4). It solved a deceptively simple problem: how do you move data reliably across different, incompatible networks that didn’t speak the same language? From this moment, the internet stopped being an experiment and became a global infrastructure.

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A1 (594 x 841mm or 23.4 x 33.1 inches)

Premium semi-glossy paper with a black wooden hanger

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• Recommended: For indoor display.

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