Proxy Server Certificate Error
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There Is A Problem With The Proxy Server's Security Certificate Error Code 80000000
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Outlook Is Unable To Connect To The Proxy Server Error Code 10 Exchange 2013
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Creation Services (MCS) can spin up new non persistent virtual machines, and users are brokered as they should be. Heck, even the FIPS NetScalers
There Is A Problem With The Proxy Server's Security Certificate Exchange 2013
are properly load balancing traffic, offloading SSL, and smart card authentication works
There Is A Problem With The Proxy Server's Security Certificate Error Code 10 Exchange 2013
from the zero/thin clients all the way through to the auto launched Windows 7 virtual machines. Citrix profile management outlook is unable to connect to the proxy server error code 8 windows 7 has been tightly integrated into active directory instead of using the local Citrix policy engine. We are still working out the bugs (thanks McAffee). The only real pending issue is https://support.microsoft.com/en-us/kb/923575 the random Outlook Proxy servers certificate error that happens when users launch Microsoft Outlook. Here is the actual error: Outlook: there is a problem with the proxy servers certificate. Outlook is unable to connect to the proxy server mail.server.com (Error Code 80000000). The above error is interesting because there does not seem to be any real way of controlling the https://www.cibengineering.com/blog/problem-proxy-servers-certificate/ proxy server by using GPO. These settings are passed down to the client from the exchange servers, which are hosted by a different provider. When we asked for assistance troubleshooting the issue, we received the expected answer. "Its probably an issue with your build, we are not experiencing this issue anywhere else." And that was it… Now, since the issue happens randomly on persistent and non persistent Windows 7 and Windows 8 virtual machines (and tablets), we had to just sit at the console and log off/on until the error presented itself. And… After many attempts, here is what we found: This is ideally not the most elegant solution to correct the above outlook proxy error, but it works every time. To correct the issue, simply navigate to the following registry key before opening outlook and delete everything under it. HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\ and delete everything under outlook. Then launch Outlook. After deleting the above keys and launching outlook, the issue goes away until the computer, tablet, or VM is rebooted. The question obviously still remains "why is t
» Exchange 2013 certificate error: There is a problem with the proxy server's security certificate. Let's take a look at an issue where users keep getting the following pop up in the http://msexchangeguru.com/2015/10/02/error-code10/ outlook client frequently. There is a problem with the proxy server's security certificate. The name on the security certificate is invalid or does not match the name of the target site "server.domain.local" Outlook is unable http://serverfault.com/questions/693570/the-name-of-the-security-certificate-is-invalid-or-does-not-match-the-name-of-th to connect to the proxy server. (Error Code 10) Possibility 1: => On the user's machine launch Outlook=> Click File => Go to Account Settings. => Select the email account and then click Change. proxy server => Click the More Settings button. => Now click the Exchange Proxy Settings. => Copy the URL for "Only connect to the proxy servers that have this principle name in their certificate" & try to browse it. => You will get a certificate error, click on the top red x mark next to the address bar. It will open a certificate. => Check the DNS names listed in the proxy server the certificate & make a note of them. => Now go the Exchange Server, Launch Exchange Management Shell.' => Run the following command: Get-OutlookAnywhere => Look for the following options: ExternalHostname mail.domain.com InternalHostname mail.domain.local => Compare these two entries with the list of names we collected from the client machines certificate. => You will find that the internal host name is missing in the certificate. => To resolve this issue, we can run the following command to match the Internal Host name to the External host name as in the certificate SAN entry: Set-OutlookAnywhere -Identity "EXCH201301Rpc (Default Web Site)" -InternalHostname mail.domain.com -InternalClientsRequireSsl $true => Next run IIS reset or simply recycle the AutoDiscover AppPool in the IIS Manager. => This change will take effect soon after the user closes & reopens the outlook, however the default autodiscover refresh internal is 1 hour, so it's better to test after an hour or so. Possibility 2: Run the following script. Note that not all of this is relevant to the subject matter issue but you need to have your Exchange server tuned this way: Get-ActiveSyncVirtualDirectory -ADPropertiesOnly | fl Identity, *lurl*, *method* Get-ECPVirtualDirectory -ADPropertiesOnly | fl Identity, *method*, *lurl* Get-OWAVirtualDirectory -ADPropertiesOnly | fl Identity, *method*, *lurl* Get-Webservicesvirt
Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Server Fault Questions Tags Users Badges Unanswered Ask Question _ Server Fault is a question and answer site for system and network administrators. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the top the name of the security certificate is invalid or does not match the name of the site up vote 1 down vote favorite 1 Our Exchange server has been running with an internally signed certificate for a while. Today I bought a trusted SSL certificate (wilcard) and installed on the server. The certificate is issued to *.example.no and gives no security exceptions when I access the web interface at https://mail.example.no/owa from the web browser. Now, when I open Outlook I get this certificate validation error. I've tried all the standard solutions provided, which mostly involved setting the external url as the internal url. Internal FQDN: mx.example.local External FQDN: mail.example.no Error message: There is a problem with the proxy server's security certificate. The name on the security certificate is invalid or does not match the name of the target site mx.example.local. Outlook is unable to connect to the proxy server. (Error Code 10) What I did: Set-WebServicesVirtualDirectory –Identity ‘mx\EWS (Default Web Site)’ –ExternalUrl https://mail.example.no/ews/exchange.asmx Set-WebServicesVirtualDirectory -Identity "mx\EWS (Default Web Site)" –InternalUrl https://mail.example.no/EWS/Exchange.asmx Set-OABVirtualDirectory -Identity “mx\OAB (Default Web Site)” -InternalURL https://mail.example.no/OAB Set-ActiveSyncVirtualDirectory -Identity “mx\Microsoft-Server-ActiveSync (Default Web Site)” -InternalURL https://mail.example.no/Microsoft-Server-Activesync Set-ClientAccessServer -Identity mx -AutodiscoverServiceInternalUri https://mail.example.no/autodiscover/autodiscover.xml The result: [PS] C:\>Get-WebServicesVirtualDirectory | Select InternalUrl, BasicAuthentication, ExternalUrl, Identity | Format-List InternalUrl : https://mail.example.no/ews/exchange.asmx BasicAuthentication : True ExternalUrl : https://mail.example.no/ews/exchange.asmx Identity : mx\E