London, 29th January 2009 – Convergent billing specialist, Cerillion Technologies, has unveiled its Total Convergence Architecture (TCA), a new flexible model for telecoms operators based on a highly-respected industry standard framework – the TM Forum’s Telecom Application Map (TAM). Cerillion’s TCA is designed to help operators move to the next generation of customer management by addressing the challenges of prepaid-postpaid convergence that until now have remained an unobtainable goal for most telecoms providers.