:377
(TCP/UDP)
TNETOS
Low RiskTCP/UDP — System & Infrastructure
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Port Overview
Port Number
377
Service Name
TNETOS
Transport Protocol
TCP/UDP
Category
System & Infrastructure
Security Risk
Low
Port Range
Well-Known (0-1023)
What is Port 377?
NEC TNETOS. Protocol for NEC TNETOS operating system networking on NEC mainframe and server platforms.
TCP/UDP
System & Infrastructure
Security Considerations
Port 377 (TNETOS) 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.