1.1 502 Proxy Error
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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 to help guard against external or internally-based Internet threats, 502 proxy error apache and 2- The client or server computers are misconfigured or using outdated software. What is 502 proxy error dns lookup failure a 502 Proxy Error? A 502 proxy error is typically thrown in the HTTP cycle. When the error occurs, a server (does not have 502 proxy error apache error reading from remote server to be a Web server) is filling a role similar to a proxy or a gateway server. When a client computer sends an HTTP request (typically a web browser, but can be any software application that is capable of 502 proxy error reason error reading from remote server 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 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
502 Proxy Error Openshift
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 things for the average computer user is determining where the problem resides when receiving the 502 Proxy Error. Before engaging the webmaster of the site or one’s Internet Service Provider (ISP), it is prudent to troubleshoot the client computer to make sure that it is not the reason that the err
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502 Proxy Error Chrome
Licensing Process ABOUT About Corporate Profile Corporate Leadership Newsroom Research 502 proxy error web service Exchange Investor Relations Careers Legal Contact Us English 中文(简体) English Français Deutsch Italiano 日本語 한국어 Português 502 proxy error apache reverse proxy Español USA Site: Veritas Veritas PartnerNet Error Code: 502 Proxy Error. Specified Secure Sockets Layer SSL port not allowed. The ISA server is not configured http://www.tech-faq.com/502-proxy-error.html to allow SSL requests on this port. Article:000034678 Publish: Article URL:http://www.veritas.com/docs/000034678 Support / Article Sign In Remember me Forgot Password? Don't have a Veritas Account? Create a Veritas Account now! Welcome First Last Your Profile Logout Sign in to Subscribe Please sign in to set up your subscription. Close Sign In https://www.veritas.com/support/en_US/article.000034678 Print Article Products Related Articles Article Languages Subscribe to this Article Manage your Subscriptions Problem Error Code: 502 Proxy Error. Specified Secure Sockets Layer SSL port not allowed. The ISA server is not configured to allow SSL requests on this port. Error Message Error Code: 502 Proxy Error. Specified Secure Sockets Layer SSL port not allowed. The ISA server is not configured to allow SSL requests on this port. Solution When utilizing the Backup Exec System Recovery Manager (BESRM), a client computer may display a status of "Not reporting", generate an error "Unable to Retrieve Information", or not display in the BESRM console at all. Typically the 502 errors are network related due to a proxy configuration or blocked ports which cause the Management Control to fail when publishing to the BESRM. Perform the following steps to manually publish: 1) Goto the client machine that is not reporting correctly 2) Run SERVICES.MSC and ensure
years ago Closed 9 years ago #4425 closed defect (worksforme) HTTP/1.1 502 Proxy Error Reported by: jjsch Owned by: lschiere Milestone: Component: unclassified Version: 2.3.1 Keywords: Cc: Description When I try to connect to MSN in Linux using https://developer.pidgin.im/ticket/4425 the HTTP proxy, the ISA server refuse the connection with: HTTP/1.1 502 Proxy Error. (16:56:36) connection: Connecting. gc = 0x84da398 (16:56:36) msn: new httpconn (0x848af68) (16:56:36) dns: DNS query for http://forums.isaserver.org/Error_Code%3A_502_Proxy_Error%25/m_330024300/tm.htm '192.168.250.2' queued (16:56:36) dns: Created new DNS child 6196, there are now 1 children. (16:56:36) dns: Successfully sent DNS request to child 6196 (16:56:36) dns: Got response for '192.168.250.2' (16:56:36) 502 proxy dnsquery: IP resolved for 192.168.250.2 (16:56:36) proxy: Attempting connection to 192.168.250.2 (16:56:36) proxy: Connecting to messenger.hotmail.com:1863 via 192.168.250.2:8080 using HTTP (16:56:36) proxy: Connection in progress (16:56:36) proxy: Connected to messenger.hotmail.com:1863. (16:56:36) proxy: Using CONNECT tunneling for messenger.hotmail.com:1863 user_name: jschiavoni (16:56:36) proxy: Proxy server replied with: HTTP/1.1 502 Proxy Error ( El puerto SSL (capa de sockets seguros) especificado no 502 proxy error está permitido. El servidor ISA no está configurado para permitir peticiones SSL de este puerto. La mayoría de los exploradores web utilizan el puerto 443 para peticiones SSL. ) Via: 1.1 STARGATE Connection: close Proxy-Connection: close Pragma: no-cache Cache-Control: no-cache Content-Type: text/html Content-Length: 864 (16:56:36) proxy: Connection attempt failed: HTTP proxy connection error 502 (16:56:36) msn: Connection error: HTTP proxy connection error 502 (16:56:36) msn: Connection error from Notification server (messenger.hotmail.com): Unable to connect (16:56:36) account: Disconnecting account 0x84e5090 (16:56:36) connection: Disconnecting connection 0x84da398 (16:56:36) msn: destroy httpconn (0x848af68) (16:56:36) connection: Destroying connection 0x84da398 Oldest first Newest first Threaded Comments only Change History (3) comment:1 follow-up: ↓ 2 Changed 9 years ago by datallah pending changed from 0 to 1 According to the above output, your proxy doesn't allow an SSL connection on port 1863. Try using the "HTTP Method" checkbox in the MSN account settings. comment:2 in reply to: ↑ 1 Changed 9 years ago by jjsch pending changed from 1 to 0 Replying to datallah: According to the above output, your proxy doesn't allow an SSL connection
| Address Book | Member List | Search | FAQ | Ticket List | Log Out Error Code: 502 Proxy Error. Users viewing this topic: none Logged in as: Guest Tree Style Printable Version All Forums >> [ISA Server 2004 Firewall] >> HTTP Filtering >> Error Code: 502 Proxy Error. Page: [1] Login Message << Older Topic Newer Topic >> Error Code: 502 Proxy Error. - 26.Oct.2005 8:57:00 AM Messenone Posts: 1 Joined: 26.Oct.2005 From: CYPRUS Status: offline Hi everyone. I am new to this and I need help.I got the following message. Error Code: 502 Proxy Error. The ISA Server denied the specified Uniform Resource Locator (URL). (12202) Can someone help? I am trying to run a software that has its own broswer and I am unable to fix this problem.Anyone knows something that can help me?Thanks in advance! Post #: 1 Featured Links* RE: Error Code: 502 Proxy Error. - 3.Nov.2005 9:55:00 AM tshinder Posts: 50013 Joined: 10.Jan.2001 From: Texas Status: offline Hi Messenone,What software and what site?Try configuring that site for Direct Access.HTH,Tom (in reply to Messenone) Post #: 2 RE: Error Code: 502 Proxy Error. - 2.Dec.2005 5:36:31 PM gregors Posts: 2 Joined: 2.Dec.2005 Status: offline hi tshinder, I have the same problem... I have added Ip range for direct access but I always get the same error/response Error Code: 502 Proxy Error. The ISA Server denied the specified Uniform Resource Locator (URL). (12202) What else can i do? thanks G (in reply to tshinder) Post #: 3 RE: Error Code: 502 Proxy Error. - 2.Dec.2005 5:38:31 PM LLigetfa Posts: 2187 Joined: 10.Aug.2004 From: fort frances.on.ca Status: offline monitor your ISA log for what rule is denying it and adjust the rule or rule order. _____________________________The School of Hard Knocks is a mean teacher. She gives the exam before the lesson. (in reply to gregors) Post #: 4 RE: Error Code: 502 Proxy Error. - 27.Mar.2006 1:25:38 PM siachori Posts: 2 Joined: 27.Mar.2006 Status: offline hi! I ha