only those traffic-related costs which would be avoided in the absence of a wholesale voice termination service being provided shall be allocated to the relevant termination increment;
is iad na costais sin a bhaineann le trácht, a ndéanfaí iad a sheachaint in éagmais seirbhís foirceanta glao gutha a bheith á soláthar, a leithdháilfear chuig an incrimint foirceanta ábhartha, agus iad sin amháin;