Define 502 Proxy Error
Contents |
a proxy server. The problem is typically caused for one of two reasons: 1 – The Internet Security and Acceleration (ISA) is configured to throw a proxy error
502 Proxy Error Apache
to help guard against external or internally-based Internet threats, and 2- The client or 502 proxy error dns lookup failure server computers are misconfigured or using outdated software. What is a 502 Proxy Error? A 502 proxy error is typically thrown in 502 proxy error apache error reading from remote server the HTTP cycle. When the error occurs, a server (does not have to be a Web server) is filling a role similar to a proxy or a gateway server. When a client computer sends an
502 Proxy Error Reason Error Reading From Remote Server
HTTP request (typically a web browser, but can be any software application that is capable of making an HTTP request), it will pass through the server in order to obtain access to the desired URL. The proxy or gateway subsequently receives a 502 error, or invalid response, from the server located “upstream” in the attempt to fulfill the client request. The majority of the time the error is thrown, the
502 Proxy Error Openshift
upstream server is functioning appropriately. The proxy or gateway and upstream servers just cannot agree on the appropriate protocol for exchanging the information requested in the original client HTTP request. In many of these cases, either the proxy or upstream server are not configured correctly or are running incompatible software. Why Does a 502 Proxy Error Get Thrown? During a typical web browsing session, the following is an example of the classic HTTP cycle when a client computer and web server are communicating: Client Computer: The IP address of the desired website will be obtained from the URL of the site from the DNS server. Client Computer: The computer obtains an IP socket connection to the desired IP address and then sends an HTTP data stream through the IP address. Web Server: HTTP data is sent back to the client computer in response to the original HTTP request. The HTTP response will include status codes and other useful information for the client computer. Client Computer: If there is an error in the client’s request or server’s ability to respond, there will be an HTTP error code of 502 included in the server’s response (502 Proxy Error). How to Fix 502 Proxy Errors (Client Side) One of the most frustrating thi
360 games PC games 502 proxy error chrome Windows games Windows phone games Entertainment All Entertainment
502 Proxy Error Web Service
Movies & TV Music Business & Education Business Students & educators 502 proxy error apache reverse proxy Developers Sale Sale Find a store Gift cards Products Software & services Windows Office Free downloads & security Internet http://www.tech-faq.com/502-proxy-error.html Explorer Microsoft Edge Skype OneNote OneDrive Microsoft Health MSN Bing Microsoft Groove Microsoft Movies & TV Devices & Xbox All Microsoft devices Microsoft Surface All Windows PCs & tablets PC accessories Xbox & games Microsoft Lumia All https://support.microsoft.com/en-us/kb/2423401 Windows phones Microsoft HoloLens For business Cloud Platform Microsoft Azure Microsoft Dynamics Windows for business Office for business Skype for business Surface for business Enterprise solutions Small business solutions Find a solutions provider Volume Licensing For developers & IT pros Develop Windows apps Microsoft Azure MSDN TechNet Visual Studio For students & educators Office for students OneNote in classroom Shop PCs & tablets perfect for students Microsoft in Education Support Sign in Cart Cart Javascript is disabled Please enable javascript and refresh the page Cookies are disabled Please enable cookies and refresh the page CV: {{ getCv() }} English (United States) Terms of use Privacy & cookies Trademarks © 2016 Microsoft
ProductsHomearound the homeproductivityHow to Fix a 502 Proxy ErrorHow to Fix a 502 Proxy ErrorBy Josh FredmanError 502 usually indicates a remote problem that has nothing to do with your computer or Internet connection. This is good news, since there's nothing for you to fix, but bad news in that the error will https://www.techwalla.com/articles/how-to-fix-a-502-proxy-error continue until the people who control the erring server figure out they have a problem and fix it. However, depending on the source of the problem, you may be able to take steps to resolve or bypass it.Internet Status CodesThe "HTTP" at the beginning of every URL stands for "Hypertext Transfer Protocol." HTTP provides an orderly way for your Web browser to communicate with Web 502 proxy servers -- the machine chatter that goes on behind the scenes of your Internet experience. As a part of HTTP, whenever your browser interacts with a server, such as when you attempt to load a Web page, the server responds with an Internet status code telling the browser how the interaction went. The most common one is code 200, a generic message meaning that 502 proxy error everything went fine. These codes are always present, but your browser doesn't typically show them to you, unless something goes wrong. Code 404 is the best-known HTTP error code, indicating that the server couldn't find what your browser was looking for, but code 502 also shows up from time to time.Code 502: Bad GatewayHTTP error code 502 indicates a "bad gateway" or "bad proxy." When you visit a website, your browser doesn't necessarily communicate directly with the server that hosts the site. Often there are middleman Web servers along the way called "gateways" that route Web traffic between networks. If something goes wrong between the gateway server and another server upstream -- which could be either the destination server or another gateway server -- the status code that makes its way back to you is code 502. It's not a very informative message, telling you only that the gateway server received an invalid response. The actual problem could lie with the upstream server or with the gateway server itself.Main Sources of 502 ErrorsIf you get a 502 error only for a specific website, it usually suggests a problem with the website's