Transmission Department, Chief of IP Division: Viettel Global Planning, configuration and maintenance of access network, network comprised of more than 1000 routers (Alcatel et Cisco) ? Maintenance of core networks, MPBN (voice network) and IPBN (data network)? Centralized management of all equipment in Viettel Cameroun. ? Network optimisation (virtual links to ensure high availability of services) ?VPN IPSec and VPNSSL; MPLS VPN ? Integration of VAS solutions (Value Added Service) IP network core side. ? Centralized monitoring of SNMP protocol; softwares Solarwind, PRTG, IPMS, CACTI, SAM … ? Centralised access control based on Cisco ACS (Tacacs+ …) ? OSPF, MPLS (VRF, VPRN Epipe Xconnect, VPLS…), MPLS-TE, BGP, RSVP, BFD, LDP, UDLD, IPsec, SFTP, SCTP… ? High acquaintance of the following equipment : CISCO Router (ASR901, AS9006 et AS9010) ALCALTEL Router (7750 SR-12, 7750 SRc-12, 7750 SR-7 et les 7701 SAR-A), ALCATEL Switch (6250 to 6850E) Fortigate firewall 600C, HA implementation and design