- Continuous improvement of opensource VPN solutions with 2FA- Setup and management of L2TPv3 site-to-site tunnels- Setup and management of Radius (freeradius), Active Directory and LDAP integration (& Radsec)- Setup and management of VoIP infrastructure (FreePBX/Asterisk & Netborder SBC)- Network monitoring (Observium, Nagios & Nagvis)- Network traffic analysis and archive (Syslog & Elasticsearch/Kibana)- Continuous improvement of network security (Palo Alto… Show more - Continuous improvement of opensource VPN solutions with 2FA- Setup and management of L2TPv3 site-to-site tunnels- Setup and management of Radius (freeradius), Active Directory and LDAP integration (& Radsec)- Setup and management of VoIP infrastructure (FreePBX/Asterisk & Netborder SBC)- Network monitoring (Observium, Nagios & Nagvis)- Network traffic analysis and archive (Syslog & Elasticsearch/Kibana)- Continuous improvement of network security (Palo Alto environment, Snort & IP Blocklist setup and management) Show less

- Setup and management of opensource based VPN solutions (IKEv2, IPSec/L2TP)- Setup and management of Wireless infrastructure (Cisco environment)- Network security from access to core and datacenter (Juniper SRX environment)

- Network Administration from access to core and datacenter- Network Security (Cisco FWSM, Stonesoft & Iptables)- Wireless infrastructure management

- Network planning, setup and continuous design improvements- Devel and setup of a SNMP based network management system- Network security (Cisco PIX & ASA)

- Network and systems administration (Active Directory, DNS & DHCP)- Network access management (LAN management)- Network security based on opensource software (iptables)