Dipl.-Ing. Tahar Haraz

RCS/IMS, WiFi offload Test cases development and validation for CMCC, AT&T, VERIZON. Protocols: NAS/RRC ,SIP, MSRP, TCP/IP, IPv4/6, SSH... Platforms: S-CORE, Anite 9000. Programming languages : C/C++, C#, COM Object, Asn.1

- Open and Incident Qualification. - Diagnostics. - Preparations and Equipment testing. - Configuring Main and LSP servers. - Configuring ACM, CMM, BSM. - Configuring: Vectors, VDN, Music on Hold, Announcements .. - Incident Resolutions. - Work on site. - Call Center configuration Environments: AVAYA Media Gateways (G450, G430, G460), S8300D, S8800 Servers, Red Hat, Avaya AuraCommunication Manager, Avaya Communication Messaging, IP Phones (9630, 9620, 4610…)Protocols: SIP, DCP, H.323

-Interconnecting an IP telephone network with the PSTN -Setting up a customized interactive voice response server (IVR) -Installation and configuration of Asterisk, FreePBX and Elastix servers -Configuring outbound and inbound routes -Configuring SIP Trunks -Configuring Direct inward dialing -Performing a service for sending RSS flow to Mobiles via SMS -Integration of chan_dongle.so module to Asterisk server -VoIP billing system using A2billing

- Implementation of MSC Pool Solution - Study of 3GPP 23.236 standard - Migrating a network adopting classical architecture to MSC in pool architecture - HLD (High Level Design) Protocols: SIP, BICC, H.248 (MEGACO), SCCP, SCTP Equipment: Media Gateway, UMG8900, MSC server, Softx3000

-Network & Telecommunication engineering. -Social activities. -ToIP training and project managing. -Organizing member for Programming competition : https://www.facebook.com/codeinitiative?fref=photo https://www.facebook.com/opendays.cese.inpt