A Case Study of a Problem that Occurred in Downstream Device of VoIP Gateway

摘要

This article describes a problem that occurred in a VoIP (voice over Internet protocol) gateway and the actions taken to rectify it. This is the thirty-first article in a bimonthly series on practical field information on telecommunication technologies. This month’s contribution is from the Network Interface Engineering Group, Technical Assistance and Support Center, Maintenance and Service Operations Department, Network Business Headquarters, NTT EAST.