SaaS

Software as a Service delivery model for accessing cloud-based applications via web browser or client

NFV

Network Functions Virtualization replacing hardware appliances with software running on standard x86 servers

PPP

Point-to-Point Protocol for establishing direct connections between two network nodes over serial links with authentication

find

Mastering the find command for locating files and directories using various search criteria and actions

SFTP

SSH File Transfer Protocol providing encrypted file transfers over port 22 with strong authentication