Azure Virtual Networks Flashcards
What do you use to provide cross-premises connectivity between on-prem and Azure?
Virtual Network Gateway
For each subnet, what IP’s does Azure reserve for its own use?
The first 4 addresses and the last address in each subnet.
What defines access rules allowing traffic into and out of a VM or subnet in a VNet?
NSG (Network Security Group)
What resource are NSG’s actually applied to?
The NIC.
What are the 3 methods you can use to provide cross-premise connections?
Site-to-Site VPN Point-to-Site VPN Private VPN (Azure ExpressRoute)
Which cross-premise method allows you to connect your on-prem network to your virtual network in Azure?
Site-to-Site VPN
Which cross-premise method enables you to connect your local machine over SSTP to your virtual network in Azure?
Point-to-Site VPN
Which cross-premise method requires the use of certificates?
Point-to-Site VPN
How many clients can you connect to an Azure virtual network using certificates in a Point-to-Site connection?
128 clients max.
Which cross-premise method has network traffic going over your network provider and not over the public Internet
Site-to-Site (ExpressRoute)
What is the public IP address of a Load Balancer probe?
Load Balancer probe uses the IP address 168.63.129.16.
What are the 3 types of load balancer probes?
Guest Agent Probe
HTTP Custom Probe
TCP Custom Probe
What type of load balancer probe utilizes the guest agent inside the virtual machine, and then listens and responds with an HTTP 200 OK response only when the instance is in the Ready state
Guest Agent Probe
For Load Balancer HTTP Custom Probes, what are the default polling interval and timeout periods?
Polling interval of 15 sec.
Timeout after 31 sec.
What are the 3 different ways to load-balance traffic in Azure?
Azure Load Balancer (Layer4 Transport)
Azure Application Gateway (Layer7 Application)
Azure Traffic Manager (DNS)
