Ubuntu Network Security Networking Troubleshooting System Administration Operating Systems Cisco Routers LAN Switching Apache Wireless Networking Virtual Private Network VPN Network Architecture Network Design Network Administration Network Engineering Virtualization Firewalls Domain Name System DNS Routing Protocols CCNA Cisco Technologies Cisco IOS Switches VPN Routing VoIP DHCP DNS Routers TCPIP IP Data Center Servers CCNP Cisco Nexus Nagios QoS BGP OSPF VLAN RIP Wireless EIGRP Microsoft Exchange Security MPLS WAN Corporate Communications Solaris Computer Security                                      Diploma Turnkey IT Training Institute High School Trinity College, Kandy Master’s Degree University of Peradeniya Network Engineer Exetel Pty Ltd Lecturer (Part-Time) American College of Higher Education Information Technology Trainee Sri Lanka Telecom  