{"type":"rich","version":"1.0","title":"スカイラー :fillyDab:  wrote","author_name":"スカイラー :fillyDab:  (npub1ka…2kl5u)","author_url":"https://yabu.me/npub1kav9nhg2ztf00mywgmcj0r0vujrzc2tfpzy0vjd8e74wly89dkfq92kl5u","provider_name":"njump","provider_url":"https://yabu.me","html":"managed switches use spanning tree protocol to identify and shut off redundant paths before they start forwarding data frames\nunmanaged switches just blast broadcast frames out every hole, so if there's a loop it just goes around and around until the network is overwhelmed with garbage data"}