Nokia has been by far the most active of the major vendors in pursuing the rising private networks opportunity. Many enterprise sectors are interested in 4G or 5G connectivity, especially where they require levels of mobility, coverage and reliability that are hard to achieve with WiFi. But where the networks will support business-critical applications, they want far greater control of the performance and the data than they would get on the public network. This is a double-edged sword for MNOs, whose business model has been built on rolling out huge, generic networks on which all kinds of users and applications could ride. Delivering specialized connectivity, much of it indoors, is harder to make profitable, though some operators, such as Deutsche…