Tasks performed: review and resolution of tickets on service failures in the shortest possible time, solution of advanced services failures of Optical Fiber, Gpon and HFC, DMZ, Porforwarding, IP telephony, Domains and management of active directories to B2B clients, Data center, Cybersecurity and subnetting, escalations to independent areas such as the NOC and infrastructure or personnel in the field, treatment of CISCO, NOKIA and HUAWEI network devices.