Similar to インターネット・プロトコル・スイート

Session Description Protocol

Simple Authentication and Security Layer

Network Time Protocol#SNTP

SOCKS

SoftEther VPN

Switched Multi-megabit Data Service

Syslog

List of TCP and UDP port numbers

Time Protocol

Type–length–value

UDP hole punching

UT-VPN

Web server directory index

World IPv6 Day and World IPv6 Launch Day

Internet layer

Ephemeral port

Open Archives Initiative Protocol for Metadata Harvesting

Virtual network interface

Service discovery

Stellar (payment network)

Tor (network)

PacketiX VPN

Handle System