About This Page
This page is part of the Azure documentation. It contains code examples and configuration instructions for working with Azure services.
Bias Analysis
Bias Types:
⚠️
windows_first
⚠️
missing_linux_example
⚠️
powershell_heavy
⚠️
windows_tools
Summary:
The documentation demonstrates a clear Windows bias in the testing and verification steps. All virtual machine creation examples use Windows images, and all instructions for configuring firewalls and testing DNS resolution are provided exclusively for Windows (PowerShell commands, Windows-specific firewall rules, and Windows command prompt outputs). There are no Linux VM creation examples, nor are there instructions for configuring or testing on Linux VMs. The documentation assumes the user is working in a Windows environment for all post-provisioning steps.
Recommendations:
- Add parallel Linux examples for VM creation (e.g., using --image UbuntuLTS) alongside the Windows examples.
- Provide instructions for configuring the firewall to allow ICMP on Linux VMs (e.g., using ufw or firewalld).
- Include Linux command-line examples for testing DNS resolution (e.g., using ping and dig/host commands in a bash shell).
- Show sample output from Linux shells as well as Windows PowerShell.
- Explicitly mention that the steps apply to both Windows and Linux, and provide guidance for both environments throughout the quickstart.
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Flagged Code Snippets
az vm create \
-n myVM01 \
--admin-username AzureAdmin \
-g MyAzureResourceGroup \
-l eastus \
--subnet backendSubnet \
--vnet-name myAzureVnet \
--nsg NSG01 \
--nsg-rule RDP \
--image win2016datacenter
az vm create \
-n myVM02 \
--admin-username AzureAdmin \
-g MyAzureResourceGroup \
-l eastus \
--subnet backendSubnet \
--vnet-name myAzureVnet \
--nsg NSG01 \
--nsg-rule RDP \
--image win2016datacenter
New-NetFirewallRule –DisplayName "Allow ICMPv4-In" –Protocol ICMPv4
PS C:\> ping myvm01.private.contoso.com
Pinging myvm01.private.contoso.com [10.2.0.4] with 32 bytes of data:
Reply from 10.2.0.4: bytes=32 time<1ms TTL=128
Reply from 10.2.0.4: bytes=32 time=1ms TTL=128
Reply from 10.2.0.4: bytes=32 time<1ms TTL=128
Reply from 10.2.0.4: bytes=32 time<1ms TTL=128
Ping statistics for 10.2.0.4:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 1ms, Average = 0ms
PS C:\>
PS C:\> ping db.private.contoso.com
Pinging db.private.contoso.com [10.2.0.4] with 32 bytes of data:
Reply from 10.2.0.4: bytes=32 time<1ms TTL=128
Reply from 10.2.0.4: bytes=32 time<1ms TTL=128
Reply from 10.2.0.4: bytes=32 time<1ms TTL=128
Reply from 10.2.0.4: bytes=32 time<1ms TTL=128
Ping statistics for 10.2.0.4:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms
PS C:\>