ALB Flashcards
ALB
ELB
Application Load Balancer
supports HTTP, HTTPS, Websocket
ELB
OSI layer
ALB
7 application (HTTP[S])
ALB
container support
ALB
supports multiple apps on same app server
ALB
benefit vs CLB
ALB
may have one ALB handle many applications
ALB
routing tables
ALB
route traffic to different groups based on a filter
ALB
how clients are filtered (4)
routing tables
- path in URL
- hostname in URL
- query string in URL
- headers
routing tables
use case
ALB
micro services or container based applications
ALB
types of targets in groups (3/4)
ALB
- EC2 instances in Auto Scaling Group
- ECS task
- Lambda functions
- private IP addresses
ALB
where health checks are defined
ALB
target group level
ALB
where client IP info is stored for app servers
ALB
HTTP headers
ALB
header for IP
ALB
X-Forewarded-For
ALB
header for port
ALB
X-Forwarded-Port
ALB
header for protocol
ALB
X-Forwarder-Proto
ALB
Application Load Balancer
supports HTTP, HTTPS, Websocket
ELB
ALB
ELB
7 application (HTTP[S])
ALB
OSI layer
ALB