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A 501 is HTTP status code for not implemented. You can test it with the curl command from above – as long as the OPTIONS request returns 501 for HTTPS, your server is misconfigured. — Reply to this email directly Receive an HTTP data stream back from the Web server in response. a Web browser or our CheckUpDown robot).

Secondly: any code consist of three digits, and each conveys a particular information. Parse this data stream for status codes and other useful information. When sending an OPTIONS request to the server (in order to determine whether it's CalDAV-capable), it returns 501 Not Implemented: curl -vX OPTIONS https://yourdomain/oc6/remote.php/caldav * SSL connection using TLS_RSA_WITH_AES_128_CBC_SHA > OPTIONS And second: Why does a http request work, but a https not? his comment is here

Error 501 Connecting Ip Must Have Valid Ptr Record

Fixing 501 errors - general This error should be very rare in any Web browser. CheckUpDown only ever uses the GET request type, which should be supported by all Web servers including the very oldest. If it keeps repeating, ask your SMTP provider to check the situation. (If you're sending a large bulk email with a free one that can be a common issue).452Too many emails

And second: Why does a http request work, but a https not? It's not an SSLT/TLS problem but a HTTP problem. Contact your provider to know more about it.503The server has encountered a bad sequence of commands, or it requires an authentication.In case of "bad sequence", the server has pulled off its Chrome Error 501 Net Err Insecure Response Unknown Error Convert text to image file (GIF, JPG, PNG etc.) Free to use.

Thanks in advance! Bios Application Error 501 Or the method may be valid but not actually supported by the Web server. If you don't want to post it publicly, please send it to [email protected] mentioning Issue #271. http://www.checkupdown.com/status/E501.html GET: Retrieve the information identified by the URL resource e.g.

Double-check all the configurations and in case ask your provider.211System status message or help reply.It comes with more information about the server.214A response to the HELP command.It contains information about your Error 501 (net::err_insecure_response): Unknown Error. Chrome The methods defined by the HTTP protocol are as follows: OPTIONS: Find out the communication options available for a particular URL resource. Web server out of date Finally, in some rare situations, the web server may need a software upgrade to properly communicate with your web browser or program. Our really simple guide to web hosting (getting your web site and email addresses on the Internet using your own domain name).

Bios Application Error 501

Reply Quote 0 A AutoImport-ttweb last edited by ...sorry for my question, I know it is "my" personal problem, but.. https://forums.bitfire.at/topic/382/connection-via-https-results-in-error-501-not-implemented Which seems to refer to a "self-signed certificate" in the chain, but as far as I know there is no self-signed cert. Error 501 Connecting Ip Must Have Valid Ptr Record In particular, you will probably get a lot of 550 SMTP error codes – that is, a problem that concerns the recipient's email address.Finally, remember that it's much easier to deal Dlna Protocol Error 501 You can test it with the curl command from above – as long as the OPTIONS request returns 501 for HTTPS, your server is misconfigured.

Fixing 501 errors - CheckUpDown Our service monitors your site for errors like 501. The most common method by far. This data stream contains status codes whose values are determined by the HTTP protocol. Navigation Bitfire App Forums Register Login Search Search Categories Recent Tags Popular Groups Search Your browser does not seem to support JavaScript. Smtp Error 501

  • Repeated it from elsewhere, same result: curl -vX OPTIONS https://www.your.host/oc6/remote.php/caldav Hostname was NOT found in DNS cache Trying xx.xx.xx.xx...
  • Connected to www.your.host (xx.xx.xx.xx) port 443 (#0) successfully set certificate verify locations: CAfile: none CApath: /etc/ssl/certs SSLv3, TLS handshake, Client hello (1): SSLv3, TLS handshake, Server hello (2): SSLv3, TLS handshake,
  • turboSMTP, for instance, comes with a 24/7 customer support: you can try it free and forget once for all these issues.And here's a list of the main SMTP error or reply
  • Allows the client to determine the options and/or requirements associated with a resource, or the capabilities of a server, without a specific action involving transfer of data.

TRACE: Run a remote, application-layer loop-back of the request message. Thomas 2014-07-14 12:21 GMT+02:00 rfc2822 [email protected]: Tried the same thing, but here I get a different output. You should contact it to get more information: generally it's due to a connection problem.441The recipient's server is not responding.There's an issue with the user's incoming server: yours will try again Your problem is in no way related to the certificate.

Try to send it again segmenting the list in different parts.449A routing error.Like error 432, it's related only to Microsoft Exchange. Error 501 All The Given Peers Are Not Reachable please give me a little hint: is this caused by a buggy .htacces file (or in other words: something a normal privileged user can influence) or is it the hoster who Web server overload If the server you're attempting to load is experiencing high demand it may be unable to complete your request and generate this error.

HEAD: Identical to GET except that the server returns header information only, not the actual information identified by the URL resource.

I can't tell you It can be anything. 501 is often caused by .htaccess misconfiguration, but there are thousands of other possible reasons. If the method in the request HTTP data stream is not one of the above, then a 501 error will result. Please contact us (email preferred) whenever you encounter 501 errors - there is nothing you can do to sort them out. Error 501 Google Play Store Check again all your recipients' addresses: there will likely be an error in a domain name (like [email protected] instead of [email protected]).513"Address type is incorrect": another problem concerning address misspelling.

Write an HTTP data stream through that socket. A AutoImport-ttweb last edited by When I try to connect to my owncloud calendar, I get an error 501 as said above. It's a permanent error and the server will not try to send the message again.The incoming server thinks that your email is spam, or your IP has been blacklisted. Temporal relations are not necessarily causal relations.

I'd first test "normal" HTTPS and DAV without HTTPS, then combine it. Anyhow, the most critical series of error messages is the 5xx one, and especially the ones from 550 to 559. For example, upload a new Web page to a server. You should contact your ISP and ask them to allow you as a certified sender.

When connecting via http everything works fine (calendars show up etc.), but the connection is unsafe. You should try again sending smaller sets of emails instead of one big mail-out.432Typical side-message: "The recipient's Exchange Server incoming mail queue has been stopped".It's a Microsoft Exchange Server's SMTP error Your ISP's server or the server that got a first relay from yours has encountered a connection problem.It's normally a transient error due to a message overload, but it can refer Effectively a 'ping' which tests what data the Web server is receiving from the client.

Reply Quote 0 R rfc2822 developer last edited by This is a server problem. That is, there's an incorrect email address into the recipients line. This status code is received when the server does not support the facility required. Reply Quote 0 Loading More Posts 8 Posts 833 Views Reply Reply as topic Log in to reply 1 / 1 × Looks like your connection to Bitfire App Forums was

too sad, that support at my hoster is soooo low level. 2014-07-15 12:26 GMT+02:00 rfc2822 [email protected]: ...sorry for my question, I know it is "my" personal problem, but.. The first one defines whether the server has accepted the command, fulfilled an action, run into a temporary issue, encountered an error etc; the second and the third one refine the Open an IP socket connection to that IP address. Web server errors This error can also be encountered when the web server does not properly respond to the web browser's request or the program attempting to make a request with

This lookup (conversion of IP name to IP address) is provided by domain name servers (DNSs). Note: A 501 error is not something you can fix, but rather will require a fix by the web server admin who manages the website and server you are trying to