NTP (Network Time Protocol)
FTP (File Transfer Protocol)
DNS (Domain Name System)
FQDN (Fully Qualified Domain Name)
NIC (Network Interface Card)
VPN (Virtual Private Network)
IPsec (Internet Protocol Security)
WireGuard
OpenVPN
OTV (Overlay Transport Virtualization)
VXLAN (Virtual eXtensible LAN)
NVGRE (Network Virtualization using Generic Routing Encapsulation)