Burundi Backbone Systems is involved in the construction and operation of the national optic fiber backbone network in Burundi within the telecommunications sector. It supports the government network, and networks connecting universities, banks, and service providers. BBS. BBS runs Burundi's national fibre-optic backbone. It was founded in 2010 as a public-private partnership. Burundi Backbone. In a move that underscores East Africa region's growing drive towards shared infrastructure and digital transformation, Kenya Electricity Transmission Company (KETRACO) hosted a high-level delegation from the Burundi Backbone System (BBS) for a benchmarking and knowledge exchange session.