:321
(TCP/UDP)
PIP
Low RiskTCP/UDP — System & Infrastructure
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Port Overview
Port Number
321
Service Name
PIP
Transport Protocol
TCP/UDP
Category
System & Infrastructure
Security Risk
Low
Port Range
Well-Known (0-1023)
What is Port 321?
PIP protocol. Used for packet-based inter-process communication between networked systems.
TCP/UDP
System & Infrastructure
Security Considerations
Port 321 (PIP) 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.