This is quite usual in (Eastern?) Europe for DSL networks (on landlines). And surprisingly very similary for railways. What used to be state-owned companies spl

This is quite usual in (Eastern?) Europe for DSL networks (on landlines). And surprisingly very similary for railways. What used to be state-owned companies split into two - infrastructure owner and service provider. Anti-monopoly restrictions grand access to infrastructure to other companies as well and they compete for customers.