MultiCloud Classroom notes 06/Dec/2025

AWS VPC Concepts

• Watch classroom recording for concepts
• Internet gateway
• Route table
• private subnet
• public subnet
• Jumpbox/bastion host: A machine which is public subnet and helps in connecting to machines in private subnets.
• Activity 1: lets create a vpc with 4 subnets 2 are public 2 are private
  • Now lets create an ec2 instance with public ip in
    • public subnet
    • private subnet
      
• Exercise: Create a vpc with 6 subnets (web1, web2, app1, app2, db1, db2)
  • Create 2 public subnets (web1, web2)
  • remaining 4 private
  • Test by creating ec2 instances
• Next steps:
  • what if i need internet connection in my private subnets (uni direction)
  • Network interfaces