azure-expressroute

Expert knowledge for Azure ExpressRoute development including troubleshooting, best practices, decision making, architecture & design patterns, limits & quotas, security, configuration, integrations & coding patterns, and deployment. Use when designing ExpressRoute circuits/gateways, BGP routing/Global Reach, VPN coexistence, QoS, or MACsec/IPsec, and other Azure ExpressRoute related development tasks. Not for Azure Internet Peering (use azure-internet-peering), Azure Virtual WAN (use azure-virtual-wan), Azure VPN Gateway (use azure-vpn-gateway), Azure Virtual Network (use azure-virtual-network).

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Repository: MicrosoftDocs/Agent-Skills
Letzte Quellaktivität: 10. August 2026 um 02:48
Erkannte Sprache von SKILL.md: Englisch
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Forks: 114

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read_file

Category	Lines	Description
Troubleshooting	L37-L42	Troubleshooting ExpressRoute resiliency and asymmetric routing issues, plus FAQs on connectivity models, supported services, bandwidth, and pricing to resolve design or outage-related questions.
Best Practices	L43-L50	Guidance on ExpressRoute operations: scaling circuit bandwidth, using BGP communities for complex topologies, applying QoS for Skype voice, and migrating legacy gateways to new hardware.
Decision Making	L51-L58	Guidance on choosing ExpressRoute connectivity models, VNets and gateways, planning gateway SKU changes, and estimating/managing ExpressRoute costs.
Architecture & Design Patterns	L59-L70	Designing resilient, highly available ExpressRoute architectures, including DR patterns, multi-circuit routing/Global Reach, VPN coexistence and failover, and using Microsoft peering for PSTN.
Limits & Quotas	L71-L79	ExpressRoute limits on bandwidth, routes, gateways, FastPath, provider rate limiting, plus monitoring and FAQs to avoid hitting connectivity and quota constraints.
Security	L80-L89	Encryption (IPsec, MACsec), NAT rules, RBAC roles, and security best practices for protecting ExpressRoute circuits and traffic
Configuration	L90-L124	Configuring ExpressRoute circuits, gateways, routing/peering (incl. IPv6, BFD, NAT, Global Reach), monitoring, resiliency, and coexisting with VPN, using Portal, PowerShell, and CLI.
Integrations & Coding Patterns	L125-L131	Automating ExpressRoute circuit creation/management with PowerShell or Azure CLI, and configuring a site-to-site VPN that runs over ExpressRoute Microsoft peering.
Deployment	L132-L140	Guides for deploying and migrating ExpressRoute circuits and gateways, including Direct SKUs, zone/AZ-enabled gateways, and automation via ARM templates and Terraform.

Topic	URL
Test and validate resiliency of redundant ExpressRoute circuits	https://learn.microsoft.com/en-us/azure/expressroute/evaluate-circuit-resiliency
Diagnose and resolve asymmetric routing with ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-asymmetric-routing

Topic	URL
Best practices for upgrading ExpressRoute circuit bandwidth	https://learn.microsoft.com/en-us/azure/expressroute/about-upgrade-circuit-bandwidth
Manage complex ExpressRoute networks using BGP communities	https://learn.microsoft.com/en-us/azure/expressroute/bgp-communities
Apply QoS requirements for Skype voice over ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-qos
Migrate legacy ExpressRoute gateway connections to new hardware	https://learn.microsoft.com/en-us/azure/expressroute/howto-recreate-connections

Topic	URL
Select and configure ExpressRoute virtual network gateways	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-about-virtual-network-gateways
Choose the right Azure ExpressRoute connectivity model	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-connectivity-models
Plan and manage Azure ExpressRoute costs	https://learn.microsoft.com/en-us/azure/expressroute/plan-manage-cost
Choose VNet connectivity options over ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/virtual-network-connectivity-guidance

Topic	URL
Design resilient Azure ExpressRoute network architectures	https://learn.microsoft.com/en-us/azure/expressroute/design-architecture-for-resiliency
Design disaster recovery with Azure ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/designing-for-disaster-recovery-with-expressroute-privatepeering
Architect high availability for Azure ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/designing-for-high-availability-with-expressroute
Connect multiple ExpressRoute circuits with Global Reach	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-global-reach
Optimize routing across multiple ExpressRoute circuits	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-optimize-routing
Architect coexisting ExpressRoute and S2S VPN connections	https://learn.microsoft.com/en-us/azure/expressroute/how-to-configure-coexisting-gateway-portal
Design S2S VPN backup for ExpressRoute private peering	https://learn.microsoft.com/en-us/azure/expressroute/use-s2s-vpn-as-backup-for-expressroute-privatepeering
Use ExpressRoute Microsoft peering for PSTN services	https://learn.microsoft.com/en-us/azure/expressroute/using-expressroute-for-microsoft-pstn

Category	Lines	Description
Troubleshooting	L37-L42	Troubleshooting ExpressRoute resiliency and asymmetric routing issues, plus FAQs on connectivity models, supported services, bandwidth, and pricing to resolve design or outage-related questions.
Best Practices	L43-L50	Guidance on ExpressRoute operations: scaling circuit bandwidth, using BGP communities for complex topologies, applying QoS for Skype voice, and migrating legacy gateways to new hardware.
Decision Making	L51-L58	Guidance on choosing ExpressRoute connectivity models, VNets and gateways, planning gateway SKU changes, and estimating/managing ExpressRoute costs.
Architecture & Design Patterns	L59-L70	Designing resilient, highly available ExpressRoute architectures, including DR patterns, multi-circuit routing/Global Reach, VPN coexistence and failover, and using Microsoft peering for PSTN.
Limits & Quotas	L71-L79	ExpressRoute limits on bandwidth, routes, gateways, FastPath, provider rate limiting, plus monitoring and FAQs to avoid hitting connectivity and quota constraints.
Security	L80-L89	Encryption (IPsec, MACsec), NAT rules, RBAC roles, and security best practices for protecting ExpressRoute circuits and traffic
Configuration	L90-L124	Configuring ExpressRoute circuits, gateways, routing/peering (incl. IPv6, BFD, NAT, Global Reach), monitoring, resiliency, and coexisting with VPN, using Portal, PowerShell, and CLI.
Integrations & Coding Patterns	L125-L131	Automating ExpressRoute circuit creation/management with PowerShell or Azure CLI, and configuring a site-to-site VPN that runs over ExpressRoute Microsoft peering.
Deployment	L132-L140	Guides for deploying and migrating ExpressRoute circuits and gateways, including Direct SKUs, zone/AZ-enabled gateways, and automation via ARM templates and Terraform.

Topic	URL
Use encryption options with Azure ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-about-encryption
Configure IPsec transport mode over ExpressRoute for Windows	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-ipsec-transport-private-windows
Configure MACsec security for Azure ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-macsec
Apply NAT requirements for Azure ExpressRoute circuits	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-nat
Roles and permissions for ExpressRoute resources	https://learn.microsoft.com/en-us/azure/expressroute/roles-permissions
Apply security best practices to Azure ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/secure-expressroute

Topic	URL
Establish private ExpressRoute peering to an Azure VNet	https://learn.microsoft.com/en-us/azure/expressroute/configure-expressroute-private-peering
Configure customer-controlled maintenance windows for ExpressRoute gateways	https://learn.microsoft.com/en-us/azure/expressroute/customer-controlled-gateway-maintenance
Configure BFD settings for Azure ExpressRoute private peering	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-bfd
Configure NAT on Cisco and Juniper for ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-config-samples-nat
Configure on-premises routers for Azure ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-config-samples-routing
Configure Azure ExpressRoute virtual network gateways in portal	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-add-gateway-portal-resource-manager
Manage ExpressRoute virtual network gateways with PowerShell	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-add-gateway-resource-manager
Add IPv6 support to ExpressRoute private peering	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-add-ipv6
Configure coexisting ExpressRoute and S2S VPN connections (classic)	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-coexist-classic
Configure coexisting ExpressRoute and S2S VPN gateways	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-coexist-resource-manager
Connect VNets to ExpressRoute circuits with PowerShell	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-linkvnet-arm
Link Azure VNets to ExpressRoute circuits via CLI	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-linkvnet-cli
Reset ExpressRoute circuit peerings with PowerShell	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-reset-peering
Reset ExpressRoute circuit peerings in Azure portal	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-reset-peering-portal
Configure ExpressRoute routing and peering with PowerShell	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-routing-arm
Configure ExpressRoute peering in Azure portal	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-routing-portal-resource-manager
Configure a scalable ExpressRoute gateway in portal	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-scalable-portal
Configure ExpressRoute Global Reach with PowerShell	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-set-global-reach
Configure ExpressRoute Global Reach in Azure portal	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-set-global-reach-portal
Configure routing requirements for Azure ExpressRoute circuits	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-routing
Configure Connection Monitor for ExpressRoute connectivity	https://learn.microsoft.com/en-us/azure/expressroute/how-to-configure-connection-monitor
Configure custom BGP communities for ExpressRoute private peering	https://learn.microsoft.com/en-us/azure/expressroute/how-to-configure-custom-bgp-communities
Configure custom BGP community values for ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/how-to-configure-custom-bgp-communities-portal
Configure ExpressRoute Traffic Collector and Log Analytics	https://learn.microsoft.com/en-us/azure/expressroute/how-to-configure-traffic-collector
Configure Azure ExpressRoute Direct resources	https://learn.microsoft.com/en-us/azure/expressroute/how-to-expressroute-direct-portal
Configure route filters for ExpressRoute Microsoft peering	https://learn.microsoft.com/en-us/azure/expressroute/how-to-routefilter-portal
Configure ExpressRoute peering using Azure CLI	https://learn.microsoft.com/en-us/azure/expressroute/howto-routing-cli
Use Azure Monitor metrics and logs for ExpressRoute	https://learn.microsoft.com/en-us/azure/expressroute/monitor-expressroute-reference
Configure rate limiting on ExpressRoute Direct circuits	https://learn.microsoft.com/en-us/azure/expressroute/rate-limit
Use Resiliency Insights for ExpressRoute gateways	https://learn.microsoft.com/en-us/azure/expressroute/resiliency-insights
Validate ExpressRoute gateway resiliency and failover	https://learn.microsoft.com/en-us/azure/expressroute/resiliency-validation

Topic	URL
Programmatically manage ExpressRoute circuits using Azure CLI	https://learn.microsoft.com/en-us/azure/expressroute/howto-circuit-cli
Create and manage ExpressRoute circuits using Azure CLI	https://learn.microsoft.com/en-us/azure/expressroute/howto-circuit-cli
Configure S2S VPN over ExpressRoute Microsoft peering	https://learn.microsoft.com/en-us/azure/expressroute/site-to-site-vpn-over-microsoft-peering

Topic	URL
Migrate production workloads to a new ExpressRoute circuit	https://learn.microsoft.com/en-us/azure/expressroute/circuit-migration
Understand ExpressRoute Direct SKUs and technical requirements	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-erdirect-about
Deploy an Azure ExpressRoute circuit via ARM template	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-circuit-resource-manager-template
Migrate to zone-redundant ExpressRoute gateway SKUs	https://learn.microsoft.com/en-us/azure/expressroute/expressroute-howto-gateway-migration-portal
Migrate ExpressRoute gateways to AZ-enabled SKUs	https://learn.microsoft.com/en-us/azure/expressroute/gateway-migration
Provision ExpressRoute circuit and gateway using Terraform	https://learn.microsoft.com/en-us/azure/expressroute/quickstart-create-expressroute-vnet-terraform