ITU-T E.156 Supplement 1

This Best Practice Guide is intended as a complimentary volume to ITU-T Recommendation E.156 Guidelines for ITU-T action on reported misuse of E.164 number resources that specifies the measures that the ITU TSB will undertake with respect to reported alleged misuse of numbering resources over which it has some control. This guide is intended to discuss what action other stakeholders may wish to take with regard to minimizing and managing the impact of misuse of numbering resources for their customers benefit.