dsn service unavailable

In Sendmail, mail is used to send an email result to your QQ mailbox, prompting that the email cannot be sent because QQ does not recognize [email protected]. You can change the hosts file to a domain name, in this way, the QQ mail will be sent successfully. (I have not tested this step yet) Note that the/etc/hosts file and the hostname in/etc/sysconfig/network must be consistent, In addition, to modify the hostname file in/etc/sysconfig/network, you must use the hostname XXX command to make i

depends on the HTTP protocol. Parse the data stream to get status coding and other useful information. This error is generated in the last step described above, when the client receives an HTTP status code and recognizes it as ' 503 '. Resolve 503 Errors Your WEB server is actually in the "shutdown repair" state. It still runs at a minimum because it can respond to at least 503 status codes, but full service is not possible, th

In general, the emergence of service temporarily unavailable error is mostly due to the large number of Web site visits, resulting in traffic overrun or concurrency caused by large resource overrun errors. The solution is to upgrade the space to a better configuration, or check the Web site System program to make it better optimized. Error Display: Service temp

Some time ago, I went to the client to publish a dnn-based Web Service. After the Web service was released, I used IE to visit the site, prompting the service unavailable and directly accessed the iisstart page of IIS 6, it is also service

Today, the server site displays the service unavailable, and the server cannot be restarted. The application pool can be started but cannot be used. It is very strange that many methods are found online, and they are ineffective. In the end, you only need to check the "Event Viewer" and find that "all ISAPI filters of the SITE/service cannot be loaded". Finally,

503 is an HTTP status code, is a return state of the server error, due to temporary server maintenance or overload, the server is currently unable to process the request. This condition is temporary and will be restored after a period of time. So what should we do when we encounter 503 services that are temporarily unavailable?If you are a webmaster First, check to see if you have closed the application pool. Each Web site corresponds to an applicatio

Yesterday a small period of time the website appeared service unavailable, so the author solved this problem urgently, learned that service unavailable is a kind of system warning prompt. If a Web site has too many programs or too many errors, the system log prompts: "Application pool ' xxx" is automatically disabled b

XP system open Web site tips Service Unavailable Solutions Specifically as follows: Restart the Web site's IIS, and then restore access to the Web site 1, restart the IIS method (1) as shown in the following figure, the IIS restart can be implemented by entering IISReset in the start-〉 operation; (2) as shown in the following illustration, you can restart IIS by opening IIS and then right

If your website suddenly fails to be accessed and the Service unavailable error occurs, sometimes it may be caused by many reasons. Don't worry. Next we will introduce how to solve the problem of Service unavailable so that the website can operate normally. I,If the "Service

The 2003 system installed on your ghost has the SP1 Patch, And the iis6.0 is installed at the end. As a result, the system prompts "Service unavailable" when accessing the site, In the IIS manager, the applicationProgramThe pool is automatically suspended! However, changing the "pre-defined account" in the "ID" in the application pool attribute from "Network Ser