fanf, 2021 retro-link! https://sporks.space/2021/04/05/ghosts-of-osi-the-spectre-haunting-ip/ - Ghosts of OSI: the spectre haunting the Internet.
fanf, 2021 retro-link! https://sporks.space/2021/04/05/ghosts-of-osi-the-spectre-haunting-ip/ - Ghosts of OSI: the spectre haunting the Internet.