Medium
ELB
Regional
Classic Load Balancer should span multiple Availability Zones
NIST
Description
Ensures Classic Load Balancers span multiple Availability Zones for increased fault tolerance.
Remediation
To configure a Classic Load Balancer to span multiple Availability Zones, follow these steps:
Steps
- Open the Amazon EC2 console at https://console.aws.amazon.com/ec2/.
- On the navigation pane, under LOAD BALANCING, choose Load Balancers.
- Select the Classic Load Balancer.
- Choose the Description tab, and find the Availability Zones section.
- Add additional Availability Zones if only one is selected.
Compliance
NIST