7. VPC Networking Flashcards
1
Q
Whar are the common VPC parts?
A
- Internet Gateway or Virtual Private Gateway
- (Router) Route Tables
- Network Access Control List
- Subnets
- Security Groups
2
Q
What are CIDR blocks?
A
IP address ranges. Example:
0.0.0.0/28 -> 16 addresses
0.0.0.0/16 -> 65,653 addresses
3
Q
What does and does not allow you to block IP addresses?
A
- Yes: NACL
- No: Security Groups
4
Q
What to remember about VPC?
A
- one subnet is in one AZ
- one gateway per VPC
- IPAM - IP Address Manager can automatically allocated CIDR blocks
- when you create new VPC, AWS will automatically create Main Route Table, NACL and Security Group
- tenancy can be default or dedicated
5
Q
Which AWS Services support multicast
A
ONLY Transit Gateway
