:157 (TCP/UDP)

KNET-CMP

Low Risk

TCP/UDP — System & Infrastructure

Port Overview

Port Number 157
Service Name KNET-CMP
Transport Protocol TCP/UDP
Category System & Infrastructure
Security Risk Low
Port Range Well-Known (0-1023)

What is Port 157?

KNET/VM Command/Message Protocol. Used in IBM VM/CMS environments for sending commands and messages between virtual machines.

TCP/UDP System & Infrastructure

Security Considerations

Port 157 (KNET-CMP) 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 — System & Infrastructure

Related Terms