![Service-Image](https://sattrakt.com/wp-content/uploads/2018/07/SDH.jpg)
SDH (E1, E3, STM-1 do STM-64)
SDH (Synchronous Digital Hierarchy) is a leased TDM point to point line. SAT-TRAKT may realise this service through its network of SDH multiplex-ers. Complete transparency of service is guaranteed.
SDH (Synchronous Digital Hierarchy) is a leased TDM point to point line. SAT-TRAKT may realise this service through its network of SDH multiplex-ers. Complete transparency of service is guaranteed.