EntityQ1338897· pop 13· linked from 30 articlesclassful networkSign in to saveearly system for organizing the IPv4 address spaceConnectionsClassless Inter-Domain RoutingEntityInternet Engineering Task ForceEntityRequest for CommentsEntityInternetEntityIP addressEntitydigital object identifierEntitybitEntitylocal area networkEntityrouterEntityGeneral ElectricEntityQ177524EntityIPv4EntitylocalhostEntitysubnetEntitymulticastEntityJon PostelEntityunicastEntityloopbackEntityIPv4 address exhaustionEntitynetwork addressEntityCategoriesInternet architectureIP addresses