Similar to PacketiX_VPN

Serial Line Internet Protocol

Session Announcement Protocol

Session Description Protocol

Simple Authentication and Security Layer

Network Time Protocol#SNTP

SOCKS

Switched Multi-megabit Data Service

Syslog

List of TCP and UDP port numbers

Time Protocol

Type–length–value

UDP hole punching

Web server directory index

World IPv6 Day and World IPv6 Launch Day

Internet layer

Ephemeral port

End-to-end principle

Open Archives Initiative Protocol for Metadata Harvesting

Virtual network interface

Service discovery

Stellar (payment network)

Tor (network)

Handle System