Network Security Networking Switching Computer Networking LAN Switching Virtual Private Network VPN Network Administration Network Engineering Firewalls IPSec CCNA Switches Cisco Certified Multiprotocol Label Switching MPLS Border Gateway Protocol BGP Internet Protocol Suite TCPIP Dynamic Multipoint Virtual Private Network DMVPN GRE tunnels SonicWALL Internet Service Provider ISP SSL VPN Radius LTP PPTP                                                                Diploma IDM Diploma Aquinas College of Higher Studies Advanced Level Royal College Panadura Senior Network Engineer - Level 2 Exetel Network Engineer - Level 2 Exetel Senior Network Engineer / Cluster Lead - Level 1 Exetel Network Engineer -Level 1 Exetel