99

Metagram

Low Risk

TCP/UDP — Messaging

Port Overview

Port Number 99
Service Name Metagram
Transport Protocol TCP/UDP
Category Messaging
Security Risk Low
Port Range Well-Known (0-1023)

What is Port 99?

Metagram Relay. A protocol for relaying metagram messages between network nodes. Rarely used in modern environments.

TCP/UDP Messaging

Security Considerations

Port 99 (Metagram) is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose.

Recommendation: Standard security practices apply. Keep software updated and monitor access.

Related Ports — Messaging

Related Terms