Network security specialist , Cisco certified in network and security , troubleshoot design and maintenance of routers , switches , firewalls , Vpn IPSec site to site , Ssl VPN. Firmware upgradations , hardening of devices , troubleshoot and find the root cause of network security attacks , implementation an design of new network security infra LAn wan . Expertise in Cisco , juniper , fortigate, ciscoworks , tacacs, radius servers , Bgp ospf eigrp routing protocols , sonic wall , l2 l3 devices. Willing to provide technical consultancy for new implementations and fine tuning existing customer infra.