The technologies on Which I have gained experience are :1) Servers - Windows, Linux, CentOS, Ubuntu, Debian2) Routing and Switching3) VPN - IPSEC, L2TP, PPTP4) Authentication - Radius, PAP, CHAP, LDAP5) Natting and Access Rules Management6) Monitoring of Network DevicesI have designed and managed network configurations on Firewalls. Switches, Routers, Load Balancers and other network devices on following technologies.1) Cisco2) Checkpoint3) Mikrotik4) Nortel5) Juniper6) Sonicwall7) BigIP F5 (LTMs and GTMs) I am Internet Security Consultant and a Cisco Certified Security Professional.I have been in managed services from over 10 years and have worked extensively on Servers, routing switching, security, Load Balancers and VOIP. The technologies on Which I have gained experience are :1) Servers - Windows, Linux, CentOS2) VPN - IPSEC, L2TP, PPTP3) Authentication - Radius, PAP, CHAP3) Natting and Access Rules Management4) Monitoring of Network DevicesThe Vendor Specific experience are