MEO Copper network. MEO owns MEO Copper, the historic twisted-pair network spanning nationwide for legacy DSL access in underserved regions (Source), (Source), (Source).
Portugal
Network: Any physical infrastructure network that forms a telecom-related network and occupies physical space in/on the ground.
About
MEO Copper network. Portugal Telecom copper dates to 1800s; ADSL launched early 2000s. Establishment date checked but not reliably determined for specific DSL launch. (Source).
MEO Copper network uses copper technology, utilizing twisted-pair lines for cost-effective but speed-limited DSL access up to 100 Mb/s in legacy areas with higher attenuation over distance. (Source), (Source),, (Source)
MEO Copper network uses adsl standard, utilizing ADSL2+ standards over twisted-pair for downstream speeds up to 24 Mb/s in legacy rural/urban access with VDSL2 upgrades to 100 Mb/s in select areas. (Source), (Source),, (Source)