BSNL DSL - traditional wired broadband over copper lines (fixed telephony infrastructure) (Source).
India
Valid from
Network: Any physical infrastructure network that forms a telecom-related network and occupies physical space in/on the ground.
About
BSNL DSL - traditional wired broadband over copper lines (fixed telephony infrastructure). BSNL launched its DataOne broadband service on 14 January 2005 (Source). (Source).