Network Design / Architecture / Implementation / Analysis / Monitoring / Troubleshooting for Service Provider &WISP. Specialist in Enterprise Data center, Network, Routing and Switching, Storage, SanSwitch, Fail over, Disaster Recovery, Backup. Firewall (DDoS prevention & DDos Mitigation , Reg Exp & Layer-7, Brute Force Attacks/DOS/PoD/PS, Security, Mangle). Load Balancing, Wireless PtP/Mesh, Wireless Security, HotSpot, Caching and Web Proxy, User Manager, Scripting, Radius Based Authentication And Accounting, High availability (VRRP), Switching (Mac based VLAN), CapsMan , The Dude, IPV6. Tunnels and VPN (PPTP, L2TP, IKE2, EoIP, GRE, IPIP, IPSec,EoIP, SStP, PPPoE, OpenVPN). Traffic Control (Hierarchical Token Bucket, Simple Queues, Queue Tree, TOS, Single/Double QoS, Bandwidth management). Dynamic routing (OSPF, BGP, MPLS, VPLS, VRF, Traffic Engineer, RIP, Multicast).