Skills:
Programming Language: Cisco IOS, Shell, Bash, C, HTML, MYSQL Networking Protocol: TCP/IP L2/L3 Protocols, 10/100/1000 Ethernet, 802.11 a/b/g, ARP, RIP, OSPF, EIGRP, BGP, ICMP, HSRP, VRRP, GLBP NAT/PAT, SNMP, SIP, SMTP, Frame Relay, STP, VPN, VLAN, RSTP, IGP, VTP, DHCP, DNS, IPSec, HTTP, WINS Operating Systems: Microsoft XP/7/8, WINDOW 2003/2008 R2 server, Linux, UNIX, Mac OS Cisco routers: 7200p, 3800, 2800, 2600, 2500, 1800 series Cisco Catalyst switches: 6500, 3950, 3500, 2990, 2900 XL series, Nexus 4000 series PIX Firewall: 506/515/525 ASA Firewall: 4430/5520/5550 AAA Architecture: Cisco ACS, TACACS+, Radius Operating Systems: Microsoft XP/7/8, WINDOW 2003/2008 R2 server, Linux, UNIX, Mac OS Email servers: MS Exchange 2007/2010/2013 Virtulization Tools: VMware ESX, ESXi and vSphere, VMware configuration manager, Citrix Xen tool Other Tools: Wireshark, DRAC, Imperva web application firewall, Cisco ACS, Symantec and Kaspersky endpoint security suite, Active Directory, open LDAP, Cisco IPS/IDS, LogLogic, Qualys, Nessus, Nmap, F5 load balancer, AlienValut unified security system, DFS, IIS, NFS, NAS, Symantec Backup exec.