- Instances in the same region can communicate with each other over the private network. For applications with high disaster recovery requirements, deploy Lighthouse instances to different AZs in the same region to ensure fault isolation. Note that it may cause a higher communication latency.
- After creating an instance, you cannot change its AZ.
You can select Auto-renew the device every month when my account has sufficient balance to enable the auto-renewal feature. After successfully creating an instance, you can modify the current auto-renewal settings as instructed in Auto-Renewal.