Azure Classroomnotes 11/Feb/2023

Azure Networking Workshop – Part 2

Prepartion

• To create images

# vm 1
mkdir /var/www/html/images
echo '<h1> Images </h1>' > /var/www/html/images/index.html

• To create videos

# vm 2
mkdir /var/www/html/videos
echo '<h1> Videos </h1>' > /var/www/html/videos/index.html

Azure Application Gateway

• This is Layer 7 load balancer which is managed by Azure. Refer Here for official docs
• Azure App Gateway has two features
  • Layer 7 load balancing
  • Web Application Firewall
• Azure application gateway Refer Here
• Create Azure Application Gateway
  
  
  
  
  
  
  
  
  
  
  
• Basic overview
  
• url patterns
  
• For redirection Refer Here
• SSL Termination/Offloading: Refer Here

Azure DNS

• We can Azure DNS to manage
  • public DNS
  • private DNS
• DNS server stores records which map hostnames to ip addresses
• In your local system we can create dns mappings
  • Windows (C:\Windows\system32\drivers\etc\hosts)
  • Linux /etc/hosts
• We can maintain DNS in Azure by creating DNS zone, but we cannot purchase domains in Azure.
  
  
• Once the NS (name servers) are updated, all the DNS management can be done by Azure. Azure gives 100% uptime SLA.

Traffic Manager

• Create a VNET in Region A and VNET in Region B
• Create a ubuntu vm and install apache in Region A
• Create a ubuntu vm and install nginx in Region B
• Refer Here for traffic manager pricing
• Refer Here to create traffic manager profile
  
  
  
  
  
• Azure front door can be used for http accelaration as edge locations also come into play Refer Here