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AWS FAQs > VPC > Flashcards

Flashcards in VPC Deck (17):
1

What is the maximum number of Elastic IP addresses per region?

5

2

What is IPsec?

A protocol suite for securing IP communications by authenticating and encrypting each IP packet of a data stream.

3

Default VPCs are assigned a CIDR range of __________.

172.31.0.0/16

4

What is a peering connection?

It enables you to route traffic via private IP addresses between two peered VPCs.

5

Can I connect to my VPC using a software VPN?

Yes.

6

True or False:  An Internet Gateway is not required to establish a hardware VPN connection.

True.

7

The minimum size of a subnet is __________.

/28

(14 IP addresses)

8

Can I attach/detatch one or more ENIs to an EC2 instance while it's running?

Yes.

9

What is a Virtual Private Gateway?

The Amazon VPC side of a VPN connection.

10

True or False:  There are no additional charges for creating and using the VPC itself.

True.

11

What is a Customer Gateway?

Your side of a VPN connection.

12

Does Amazon VPC support multicast or broadcast?

No.

13

Can I detatch the primary interface (eth0) on my EC2 instance?

No, but you can attach/detatch secondary interfaces.

14

How does a hardware VPN connection work with Amazon VPC?

It connects your VPC to your datacenter.  Amazon supports IPsec VPN connections.

15

What is the maximum number of VPCs allowed per region?

5

16

What is the maximum number of subnets per VPC?

200

17

What is a VPC Endpoint?

It enables private connectivity to services hosted in AWS (from within your VPC without the need for an Internet Gateway).