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- 38. 보안 그룹 및 클래식 포트 개요 the fundamental of network security in AWS • They control how traffic is allowed into or out of our EC2 Instances. • Security groups only contain rules • Security groups rules can reference by IP or by security
- Module 6: Compute Amazon EC2 Auto Scaling supports application availability by allowing you to define conditions that will automatically launch or terminate EC2 instances.
- PostgreSQL data replication OS: CentOS Linux release 8.2.2004 (Core) (cat /etc/centos-release), AWS EC2 환경에서 테스트 DB: PostgreSQL 12.6 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.3.1 20191121 (Red Hat 8.3.1-5), 64-bit (select version