Internet connectivity & networking Though our partnerships with Internet Solutions (IS) and MTN Networking Solutions, SBS Africa are able to offer it solutions to best suit customers’ individual business needs, SBS Africa offers four highly flexible connectivity options from Internet Solution and MTN NS: ISDN dial-up access, offering Internet access whenever needed Access on demand, where customers pay only for access they use Leased line access, for permanent connectivity and unlimited usage International CIR, for guaranteed availability of international bandwidth.