Configured, managed and replaced arround 42 Cisco WAN Router, with IKEv2 VPN Tunnel
Including most Switching technologies, such as Spanning-tree, vPC, VXLAN etc.
Firewalling, Mail Security, Web Security, E-Mail Encryption, RSA, VPN, AAA and SSL-Certificates
Skills in dealing with Windows Server Features such as AD, DNS, DHCP or Linux Services
Layer 3-4 and Application Layer Load Balancing Skills, mostly with Citrix ADC (NetScaler)
Administrating diffrent types of Server, Logging, Monitoring, Security Appliances etc.