Professional experience

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SaaS, IaaS, PaaS

Cloud architecture/connectivity

 OSPF, EIGRP, BGP, MPLS, IS-IS,PIM 

VLAN, WLAN, LACP, RSTP/MST, QoS 

Firewalls, WAF, (Reverse)Proxy, DNS filtering, PKI, VPN, IDS/IPS, 802.1x, Network Zoning, Pentesting, IAF 

SDWAN, Cisco ACI, vPC/VSS, Pseudowires,  OTV, Fiber  (FTTH,  FTTD),  GPON, DRP, Cloud SaaS, virtualization, Wan Optimizer 

SAN/NAS, Linux, DHCP/DNS, TCP/IP, Windows AD, LDAP, Exchange, Virtualization 

Disaster recovery, Risk Assessment

HWLoad-balancing, Clustering, Replication

Cisco protocols HSRP/VRRP/GLBP

OOB Management Console servers 

MSServer   2012/2016, VMwareESX/VSphere,  Hyper-V,  Juniper, Palo Alto, Pulse Secure, Dell, F5, Checkpoint, Fortigate, Infoblox,   HPswitch,   Spirent,   Splunk,   Algosec, Raritan, Gigamon,     OpenGearCiscoNexus 5k/7k/ASR, ASAFW, ISE/ACS, WLC, WaaS, Netscout 

Nagios,  PRTG,  Cacti, Solarwinds, SPLUNK 

C++/PHP/TCL/Python 

MySQL, SQL

IIS,  CSS,  HTML,  ASP.NET,  Visual Web Developer, Dotnetnuke, Typolight..