1500
VLSI License Manager
Low RiskTCP — System & Infrastructure
Port Overview
Port Number
1500
Service Name
VLSI License Manager
Transport Protocol
TCP
Category
System & Infrastructure
Security Risk
Low
Port Range
Registered (1024-49151)
What is Port 1500?
Port 1500 is associated with FlexLM and VLSI Technology license managers used for EDA (Electronic Design Automation) software licensing. It is also used by some IBM products for license management. Engineering organizations running licensed CAD/EDA tools commonly encounter this port.
TCP
System & Infrastructure
Security Considerations
Port 1500 (VLSI License Manager) 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.