# Networking Resources

## Networking Services Covered:

* Virtual Networks
* VPN Gateway
* VPnet Peering
* ExpressRoute

## Types of Networking Services:

* Connectivity Services
* Protection Services
* Delivery Services
* Monitoring Services

## Connectivity:

**Virtual Network:** Emulating a physical network Microsoft Global Network already exists so a virtual network is just software configuration

**Virtual Private Network (VPN):** connecting two networks as if they were on the same network, uses a Network Gateway

**ExpressRoute:** high-speed private connection to Azure

## Protection - Security:

**DDos Protection:** Distributed denial of Service attack protection

**Azure Firewall**

**Network Security Groups:** - Access control list

**Private Link**

## Delivery - Not on the Exam:

**Load Balancer:** distribute traffic evenly between multiple backend servers

**Application Gateway:** a higher-level of loadbalancer with an optional firewall

**Content Delivery Network (CDN):** stores common static files on the edge, closer to the users for (percived) improved performance

**Azure Front Door Service:** a load balancer, CDN and firewall all-in-one

## Monitoring - Management Tools:

**Network Watcher**

**ExpressRoute Monitor**

**Azure Monitor**