Received invalid status code: 403 in the backend server’s HTTP response for my app gateway
Im very new to azure app gateway im trying to replicate the same content which is showing for https://azdev8-dsm.testwd.com/Registration/Guest/Registration.htm it should show same when i access the…
Supporting single sign-on behind an application gateway
Hi there, We're trying to deploy an application that supports single-sign on using Microsoft Accounts. Our application is running locally as expected. We're now trying to deploy on our Azure architecture. The application runs as an App Service. The App…
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?
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How to resolve "LinkedAccessCheckFailed" permission error when deploying Application Gateway in Azure?
Description: I'm encountering a "LinkedAccessCheckFailed" error when deploying an Application Gateway in Azure. The error message states that the client with object ID 'dd5b35d1-4233-4ca5-90bf-0baf6750a616' does not have the required…
Application Gateway HTTP header settings
There are some security concerns flagged out on my application which is hosted on Application gateway and asked to implement. Appreciate if someone can advise how to fix below 4 pointers at application Gateway. No Concurrent Session Control…
Cannot connect to Application Service from the Application Gateway when Private endpoints and Virtual Network Integration
Cannot connect to Application Service from the Application Gateway when Private endpoints and Virtual Network Integration Application Gateway give 502 error
Unable to see Referer in Azure Application Gateway Logs
Hello, I've two domains, www.domainA.com and www.domainB.com. In Azure Application Gateway, I've a Rule written that redirects all the requests from domainA to domainB. This works well. I'm trying to get the Referer for domainA, in Gateway logs I see…
Frontdoor Health probe throws 404 with application gateway
Hi there, I've been facing an issue with FrontDoor health probe and the application gateway that I'm unable to find a solution to. I have the following architecture. Frontdoor has a few routes and origin groups with two origins configured with each…
Unable to set up custom error pages in APP GW
I am unable to set up custom error pages in APP GW due to limitations in my business's policy that cannot be changed. All storage accounts must be private with no internet access. All resources must be deployed in UK therefore ruling out azure…
Application Gateway Issue
Hello Team, We are experiencing an issue with our application running in Azure VM and accessing through the application gateway. Some functions are running after page refresh, but those are not working properly after actions like submit or cancel, etc.…
OCSP stapling of SSL certificate at Azure Application Gateway
I have an AKS setup and using Application Gateway for traffic management. TLS termination is being done at application gateway only. My security team says we need to do OCSP stapling for privacy purposes and to mitigate CR bypass issue. I have checked…
Traffic Forwarding from one VM to another VM in Azure
Hello, I am looking for a solution to forward traffic from a web VM to an app VM. Specifically, when a user tries to access the web VM on port 6545, the traffic should be routed through the web VM to the app VM on port 6767. Can this be achieved in…
How do I backup existing Application Gateway v1 configuration in Azure portal?
I am in the process of migrating to application gateway v2 because application gateway v1 has been retired. How do I backup the existing application gateway v1 configuration before migrating to V2? Can I keep both application gateway v1 and v2…
Azure 502 Bad Gateway Issue
I use an application gateway with WAF setup to run our web application deployed in a single Azure VM. When I access the application through App GW from the browser, I sometimes get a 502 Bad Gateway error. The App GW health probe responds with,…
Application Gateway Issue
I experience issues accessing specific pages or sections of your website hosted on a Windows Server behind an Application Gateway while other parts (like the home page) work fine, this could be due to several reasons
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Is there a way to know which backend is serving the traffic?
We have 3 backend linux servers where nodejs application is installed. Azure application gateway is configured to route the requests to these 3 backend nodes. However, we would like to setup a custom header in Application Gateway to understand at any…
Application Gateway Listener TLS Certificate Issue
Hello, I have one issue related to Certificate in Azure application Gateway. Currently, In the application gateway I uploaded the certificate in .pfx format and then mapped it with the listener. But that same certificate is available in the Keyvalut and…
Clarification Needed on Azure WAF Ruleset Upgrade Notification for Non-Configured WAF Policy
I have recently received a notification from Azure urging me to upgrade to the latest Azure Web Application Firewall (WAF) ruleset version, specifically CRS 3.2 or DRS 2.1, by January 26, 2026. This is due to the deprecation of the older CRS 3.0 ruleset…
How to assign Azure public static IP address to Azure application gateway alter upgrading Public Ip from basic to standart
I have Azure virtual machine ,which network interface associated with Azure public static IP address ,which have basic SKU. I need to associate that public IP address with application gateway,which has standart v2 tier, when I will create application…
Why does Azure application gateway rate limit WAF return a 403 and not a 429?
When Azure Application gateway rate limiter functions as expected, we were expecting a 429, but instead, a 403 is returned. Why is this?