6. Virtual Network
Virtual Networks
Database subnet Web subnet
Internet
Logical Isolation
Stable & persistant IP Addresses
Subnets with private IP Addresses
Bring your own DNS
Azure-provided DNS
Works with AzureVM, Cloud Service
andWeb Apps
VM1 VM2 VM3 VM4
192.168.0.0/24 192.168.1.0/24
7. Virtual Network (10.1.0.0/16)
Virtual Networks
Peering
VM1
Connect 2VNets in the same region
Connection within Azure Infrastructure
Must be no overlapping IP Addresses
VM2
Virtual Network (10.2.0.0/16)
VM3 VM4
PEERING
8. Virtual Network
Network Interfaces
(NIC)
VM
Internet
One private, more publics
Dynamic/Static internal IPAddress
Dynamic/Static public IP Address
Bind to Network Security Group
Belong to aVNet
NIC
Public IP Address
Private
IPAddress
9. Virtual Network
Public IP Addresses
VM
Internet
On-Premises
Dynamic/static Public IP Address
(first-5 static for free)
Instance Level Public IP Address
(Classic)
VIP (Classic)
Reserved IP Address (Classic) VPN
Gateway
Site-to-site
VPN
Load balancer
VM1 VM2
Public IP
Public IP
Public IP
10. Virtual Network
Network Security
Group
Backend MidTier Frontend
InternetOn-Premises
DMZ Scenarios
Access Control List
Associate withVMs or Subnets
ACL can be updated independently VPN
Gateway
Site-to-site
VPN