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AzureNetworking
Application Gateway
Azure Application Gateway is a web traffic load balancer that supports HTTP routing, TLS termination, and advanced web delivery patterns.
What it does
Layer 7 load balancer for web apps.
When to use
Use Application Gateway when you need Layer 7 routing and web traffic controls for applications.
Key Concepts
It operates at the application layer.
Useful for path-based and host-based routing.
TLS termination is commonly configured here.
Often paired with WAF features for public apps.
Common Use Cases
Routing HTTP traffic to web apps.
Terminating TLS centrally.
Improving traffic control for public services.
Interview Questions
What is Application Gateway?
How is it different from Azure Load Balancer?
When do you need Layer 7 routing?