I am network architect, focused (and in love with) on the CISCO solution.My Fields are Security, Datacenter, Collaboration, Routing & Switching, and Design.I Have more than 21 years of experience, and most of my experience was about solution provider, system integration.desgin enterprise network and pre-sales.I Designed, Deployed many solutions for customers starting from PIX to Firepower, or NAC to ISE, working with 1721 to ASR1006-xcisco CallManager on windows to CUCM 12.5I got my CCNA in 2003 and my First CCIE in 2011! which was CCIE VOICE!I have now three CCIE (Collaboration, Security, Datacenter) and CISSP. I got my CCDE in 2021 :)I am also MBA and DBA holder.and still learning, I have also great experiences on CIsco ACI solution in Datacenter, Stealthwatch in Security, SD-WAN and SD-Access!I love Cisco :)