vmWare ESXi - deployment, configuration, maintenance vm (win, deb rpm based).
Working with vendors Cisco, SNR, Mikrotik, Ubiquiti, Allied Telesys, D-Link - maintenance, adjustment.
Configuring DNS services and support, DHCP, RADIUS.
* Introduction of WPA2-Enterprise wifi authorization by MAC address (RADIUS).
* Planning and deploy WiFi network on Ubiquiti (Pro, UAP, LR APs): 24 points, 200+ wireless devices.
* Complete reorganization of the network core - Transfer on Cisco equipment. Topology ring, 10G fiber, Stacks 2-4 units (3750), RSTP, OSPF, ACL, PBR, dhcp relay, option82, cisco design (x2 LAG links to access switches)