Similar to エフェメラルポート

Internet protocol suite

Link-local address

Automatic Certificate Management Environment

Caddy (web server)

DCE Distributed File System

DNS over HTTPS

DNS over TLS

DNSCrypt

Dynamic synchronous transfer mode

Enhanced Interior Gateway Routing Protocol

Fiber Distributed Data Interface

File eXchange Protocol

Gemini (protocol)

HMAC-based one-time password

HTTPS

IMessage

Interior gateway protocol

Interior Gateway Routing Protocol

Internet Protocol Control Protocol

InterPlanetary File System

Internet Storage Name Service

NAT-T

Network Control Protocol (PPP)

Network Security Services

OAuth

Point-to-Point Tunneling Protocol