2
Management Utility
Low RiskTCP/UDP — System & Infrastructure
Port Overview
Port Number
2
Service Name
Management Utility
Transport Protocol
TCP/UDP
Category
System & Infrastructure
Security Risk
Low
Port Range
Well-Known (0-1023)
What is Port 2?
Port 2 is listed as reserved by IANA but was historically assigned to the Management Utility and CompressNET protocols. It is not used by any standard service in modern networks.
TCP/UDP
System & Infrastructure
Security Considerations
Port 2 (Management Utility) 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.