Why is TCO Comparison the Best Way to Evaluate Costs and Potential Savings?
Your TCO analysis needs to be comprehensive and include both direct and indirect costs. To get a complete view and achieve a successful exercise, look at internal and external costs, CAPEX vs. OPEX, and don't forget the hidden non-vendor costs.
If a 360˚ view is what you are looking for, download the article to discover the cost streams to include and case studies of specific telecoms' results.