We are moving at cloud speed here, I wrote this one here less that a year ago “Remote debug your Azure App Service Web App” that discusses how to use Cloud Explorer to remotely attach a debugger to an Azure App Service in Visual Studio 2015, now let’s see how you can do the same […]
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I created a sample ASP.NET application that you can download from here that contains a slow running request, a handled and an unhandled exception. UPDATE: I wrote an article here about remote debugging in Visual Studio 2017 and ASP.NET Core here, titled “Remote debug your Azure App Service 2017 including ASP.NET Core”, JIC you are […]
Read More →I have worked on a number of cases where web services or URLs are called using a code segment like the below code snippet. HttpWebRequest request = (HttpWebRequest)WebRequest.Create(URL); HttpWebResponse response = (HttpWebResponse)request.GetResponse(); The result of the GetResponse() method is some kind of error, for example a Timeout Exception, which is not always brought up to […]
Read More →It is becoming a common scenario that customers of Azure Web Apps are making requests to services hosted on other Azure IaaS or PaaS platforms, services not hosted on the Azure platform (on premise) and which use the System.Net class. For example, making a request from your code that uses either of the following code […]
Read More →I was trying to connect to my Azure App Service Web App using FTP and I got this error: Status: Connection established, waiting for welcome message… Status: Initializing TLS… Status: Verifying certificate… Status: TLS connection established. Command: USER $ID Response: 331 Password required Command: PASS ************************************************************ Response: 530 User cannot log in. Error: Critical error: […]
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Before I get started, keep in mind, that I am not a security expert, if you want to enable security for your Azure App Service Web App I recommend using EasyAuth as described here, so much easier, IMO. You likely get some benefits from the ‘Change Authentication’ features of: No Authentication Individual User Accounts Work […]
Read More →In this post, these status codes have to do with ASP.NET Core running on IIS. ASP.NET Core uses a module to direct the request to Kestrel which can be referred to as a proxy. When there is a timeout in the ASP.NET Core application it will return a 408 to the IIS proxy. An HTTP […]
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I was troubleshooting this issue on an Azure App Service (ASE) and found the 404 was actually a 404.63.0 which translates into “Site not found: Hostname lookup failed, we are probably under attack”. The interesting thing was that it was only reproducible randomly and after I sat an hit the F5 or refreshed the page […]
Read More →With each version of Microsoft Windows Server comes a new version of Internet Information Services (IIS). With the recent release of Windows Server 2016 comes IIS version 10. Before I cover these new features, here are a few articles which I have already written which you may be interested in: What’s new in IIS 8.5 […]
Read More →It is becoming a common scenario that customers of Azure App Services Web Apps are making requests to services hosted on other Azure IaaS or PaaS platforms, services not hosted on the Azure platform (on premises) and which use the System.Net class. For example, making a request from your code that uses either of the […]
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