Disabled Autoscalling on Azure Application Gateway
Hi I have a question regarding Azure Application Gateway StandardV2 or WAFv2. I have disabled autoscaling and If I deploy 2 Azure application gateway instances, does that mean I get 20 capacity units? If the application only uses 10 capacity units, will…
Azure Application Gateway
Basic Tier price
Hi As of 2025, the Application Gateway Basic tier does not allow you to choose the instance count manually. How can we calculate the pricing for the Basic tier in the East US region? total price= fixed price + capacity unit How many instances are…
Azure Application Gateway
Exclude/exempt specific IP from WAF managed rules
Hi, I have an application hosted on Azure WAFV2, I need to define an exclusion using client IP address. Basically any request coming from that IP should not be examined against OWASP 3.2 managed rules. I tried defining exclusions but IP specific…
Azure Application Gateway
Azure Web Application Firewall

How to fix Virtual Network Gateway, idling even when the tunnel is busy
IPSec VPN connection Consistently dropping even when there are traffic
Azure Application Gateway
What is SKU family?
Hi, upon reviewing our Application Gateways I saw the following in the ARM template exported from the portal: "sku": { "name": "WAF_v2", "tier": "WAF_v2", "family":…
Azure Application Gateway

Application gateway 522 error
Hello Azure Support, We are experiencing an issue with our Azure Application Gateway (appgw-dev) in the dev resource group. Despite successful health probes and confirmed direct connectivity to our backend container apps via internal IP, all requests…
Azure Application Gateway
Facing error with Application gateway
Could anyone assist me with setting up the frontend and backend pools for my app gateway? I attempted to configure this myself, but I am encountering an error with the backend pool. For both the frontend and backend, I used the IP address associated with…
Azure Application Gateway
Azure Application Gateway request header routing to different AppService slots
Hello Guys, I'm exploring Azure Application Gateway, reading documentation and other things but couldn't figure-out if that is really possible. I have a mobile application with an API (a .NET 7 back-end) that is going to be deployed as Azure AppService…
Azure Application Gateway
Creating App GW -WAF V2 with SSL certificate failed
we are trying to provision an Application Gateway as WAF -V2 with an SSL certificate with 3 App services in the background pool, but once we create it it takes around 20 min then shows that provision state failed and Application Gateway status appears as…
Azure Application Gateway
Query on WAF Update for Application Gateway
Hello Team, We do have an Application Gateway that has been set up for security, and a Web Application Firewall (WAF) has been associated with it. The WAF is currently configured with OWASP_3.1, and there is interest in upgrading to 3.2. Will this…
Azure Application Gateway
Azure Application gateway OCSP during mtls is not working properly
Azure Application gateway OCSP during mtls is not working properly. It is showing sslClientVerify_s error "FAILED: certificate status request failed" even though the client certificate status is active. When the cert is revoked it is showing…
Azure Application Gateway
Troubleshooting App Gateway Backend Health Issues with Custom Health Probe
An app service is configured behind an app gateway using a custom domain, following the instructions in the documentation: Azure Application Gateway Configuration. A custom health probe returns a successful response when tested against the app service.…
Azure Application Gateway
Http2 support for app gateway backend pools
We want to deploy a gRPC based webapp but can’t front it with app gateway as that can’t send http2 through to the backend are there any plans to support this scenario so we can have a scalable https2 based gRPC solution?
Azure Application Gateway
Configuring Azure App Gateway v2 Backend Setting and Probe with ADFS VM server
I have a test environment with ADFS server in an azure VNET. I have deployed App Gateway v2 to same VNET. I have other VMs that work well with app gateway v2 so backend health for those is good. For getting App Gateway with ADFS working I have…
Azure Application Gateway

Application gateway stanadard v2
Hi I am deploying an Application Gateway Standard v2 and encountering this error. Could you please provide GUI-based solutions? Thanks! { "status": "Failed", "error": { "code":…
Azure Application Gateway
Set-AzApplicationGatewayFirewallPolicy stopped working
All of a sudden, Set-AzApplicationGatewayFirewallPolicy started failing with the following error. I have following version of Az and Az.Network versions running locally. Set-AzApplicationGatewayFirewallPolicy : Specified api-version 2021-05-01 does not…
Azure Application Gateway
Using my custom domain in application gateway in my respective directory
I want to use below domain "snstelangana" which is my domain only in my azure load balancer /application gateway as part of testing. 1st default directory --> my account is active so 2nd one i am not using now, so can I use snstelangana…
Azure Application Gateway
How to add exclusions for Restricted File Access Attempt in owasp 3.2 crs
I have an application gateway waf set up in detection mode. Currently, I am trying to analyze the requests for false positives waf rules. In the exclusion rule, as I have to specify the MatchVariable under which category can i specify my request uri…
Azure Application Gateway
Resolving Azure Application Gateway Backend Health Issues
How can I troubleshoot and resolve issues with unhealthy or unknown backends in my Azure Application Gateway? PS - Based on common issues that we have seen from customers and other sources; we are posting these questions to help the Azure community.
Azure Application Gateway


Is it expected behaviour for Azure Application Gateway to lose its backend pool setting when the VM in backend pool is deleted and recreated with the same name
Hi, We have setup an Azure Application Gateway with backend pool setting for Backend Targets, Target type = "Virtual machine", and Target = Virtual machine NIC. What we observe is that if we delete the target VM (and its associated NIC) and…