Restrictions

Last Updated At: 2025-10-21 09:10:00

Usage Limitations

  • Security groups are divided by region. A Cloud Virtual Machine (CVM) can be bind only to security groups in the same region.
  • The security group are applicable to any Cloud Virtual Machine instance in the network environment.
  • Each user can set up to 50 security groups under each project in each region.
  • A maximum of 100 inbound or outbound access rules can be set for each security group.
  • One Cloud Virtual Machine can join multiple security groups, and one security group can be associated with multiple Cloud Virtual Machines at the same time.

Quota Limitations

Description Limitation
Number of Security Groups 50/region
Number of Security Group Rules 100/inbound, 100/outbound
Number of Cloud Virtual Machine instances associated with a single security group 100
Number of security groups a Cloud Virtual Machine can be associated with 5
Number of rule entries for each security group that references the security group IDs 10 entries