Rostelecom extends fibre infrastructure in Kostroma and Mari El in 2021
(Telecompaper) Russian national operator Rostelecom has covered 35,000 residents of villages with its GPON network in the Kostroma region this year… https://www.telecompaper.com/news/rostelecom-extends-fibre-infrastructure-in-kostroma-and-mari-el-in-2021–1409217