Dragan Zubac

Responsibilities: - Mobile messaging,SMPP,UCP,MMS,SS7,SIGTRAN - Administration of PI IP address pool - Administration of SMTP,WWW,RDBMS (Postgresql),SMPP - DBA for Postgresql (backup,scalability,stored procedures) - Consulting and designing new services - Working as a member of 24/7 support team for our worldwide customers

- Implementation,configuration and troubleshooting various WAN,LAN and Wireless networks for small to medium enterprise clients in Serbia - Monitoring and managing multi-homed core network with more than 10 intercities POP's and more than 200 leased-line and ethernet customers - Experience with implementation multinational internetwork of SDH and PoS links using Sagem (ADR155) add-drop multiplexers and Nera microwave link equipment - Working as a member of 24/7 support team for our residental customers

- Duties included designing,implementation and troubleshooting various WAN,LAN and Wireless networks between 5 POP's, with more than 200 leased line connections - Designing and implementation of intercity leased line link (G.703) and configure 3com TC1000 access server with dual E1-PRI links for remote dial-in customers - Also was engaged in administrating various Internet servers (WWW - 500+ sites,SMTP - 5000+ users,DNS -500+ zones) in Windows NT enviroment