Azure Firewall Manager Skill

This skill provides expert guidance for Azure Firewall Manager. Covers best practices, decision making, security, and configuration. It combines local quick-reference content with remote documentation fetching capabilities.

How to Use This Skill

IMPORTANT for Agent: Use the Category Index below to locate relevant sections. For categories with line ranges (e.g., L35-L120), use read_file with the specified lines. For categories with file links (e.g., [security.md](security.md)), use read_file on the linked reference file

IMPORTANT for Agent: If metadata.generated_at is more than 3 months old, suggest the user pull the latest version from the repository. If mcp_microsoftdocs tools are not available, suggest the user install it: Installation Guide

This skill requires network access to fetch documentation content:

• Preferred: Use mcp_microsoftdocs:microsoft_docs_fetch with query string from=learn-agent-skill. Returns Markdown.
• Fallback: Use fetch_webpage with query string from=learn-agent-skill&accept=text/markdown. Returns Markdown.

Category Index

Category	Lines	Description
Best Practices	L32-L36	Details on how Azure Firewall evaluates and processes rules, rule collection groups, and policies, including priority, matching logic, and traffic filtering behavior
Decision Making	L37-L41	Guidance on when to use Azure Firewall Manager with a hub virtual network vs a secured virtual hub, including architecture, scenarios, and trade-offs for each option.
Security	L42-L46	Configuring Azure Firewall Manager for security: DDoS Protection plans, centralized WAF policy management, and threat intelligence-based traffic filtering.
Configuration	L47-L58	Configuring Azure Firewall Manager and policies: DDoS plans, DNS/DNS proxy, FQDN/IP group rules, WAF policy management, rule hierarchy, private endpoint protection, and secured virtual hubs.

Best Practices

Topic	URL
Understand Azure Firewall rule processing order and logic	https://learn.microsoft.com/en-us/azure/firewall-manager/rule-processing

Decision Making

Topic	URL
Choose Azure Firewall Manager hub or secured virtual hub	https://learn.microsoft.com/en-us/azure/firewall-manager/vhubs-and-vnets

Security

Topic	URL
Configure threat intelligence-based filtering in Azure Firewall policy	https://learn.microsoft.com/en-us/azure/firewall-manager/threat-intelligence-settings

Configuration

Topic	URL
Configure Azure DDoS Protection plans via Firewall Manager	https://learn.microsoft.com/en-us/azure/firewall-manager/configure-ddos
Configure DNS servers and DNS proxy in Azure Firewall policy	https://learn.microsoft.com/en-us/azure/firewall-manager/dns-settings
Use FQDN filtering in Azure Firewall network rules	https://learn.microsoft.com/en-us/azure/firewall-manager/fqdn-filtering-network-rules
Configure and reuse IP Groups in Azure Firewall policy	https://learn.microsoft.com/en-us/azure/firewall-manager/ip-groups
Manage WAF policies centrally with Azure Firewall Manager	https://learn.microsoft.com/en-us/azure/firewall-manager/manage-web-application-firewall-policies
Migrate Azure Firewall rules to Firewall policy with PowerShell	https://learn.microsoft.com/en-us/azure/firewall-manager/migrate-to-policy
Secure private endpoint traffic in Azure Virtual WAN with Firewall rules	https://learn.microsoft.com/en-us/azure/firewall-manager/private-link-inspection-secure-virtual-hub
Define rule hierarchy and inheritance with Azure Firewall policy	https://learn.microsoft.com/en-us/azure/firewall-manager/rule-hierarchy
Configure secured virtual hubs with Azure Firewall Manager	https://learn.microsoft.com/en-us/azure/firewall-manager/secure-cloud-network