Pretoria SMEs Are Switching to VoIP: What Business Owners Need to Know in 2026 Across Pretoria — from the CBD and Hatfield to Menlyn, Centurion, and Brooklyn — SMEs have been steadily moving away from Telkom landlines and ageing PBX systems in favour of VoIP business phone systems. The appeal is straightforward: lower monthly costs, no line rental, and a…