Ocs R2 Certificate Error
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There Was A Problem Verifying The Certificate From The Server Office Communicator 2007 R2
FAQ Search related threads Remove From My Forums Answered by: there was a problem verifying the certificate from the server lync 2010 office communicator certificate error Lync Server , Lync > Lync 2010 and OCS - Lync Clients and there was a problem verifying the certificate from the server skype for business Devices Question 0 Sign in to vote When I tried to sign in MS office communicator 2007 R2 from INTERNAL domain. I amgetting the error " There was a problem in veryifying the
Can't Sign Into Lync 2013 There Was A Problem Verifying The Certificate From The Server
certificate. Please contact your system administrator" Sip changed and certificated issued and assigned to ocs 2007 r2 server . if we install the certificate manually on the client , user can sign up successfully . my question why domain joined client couldnt get the certificate , how to solve it. thank you Monday, June 10, 2013 6:31 AM Reply | Quote Answers 0 Sign in to vote if the client does not have the correct certificate, this error will result. several helpful articles are here: http://social.microsoft.com/Forums/en-US/communicationsservercertificates/thread/afa556eb-bc1f-4fc1-a95c-1d8a994350a8 http://support.microsoft.com/kb/2014466 http://social.technet.microsoft.com/Forums/en-US/ocscertificates/thread/0892e4e6-0189-4b72-8bed-a8f604051dc4 http://blog.insideocs.com/2008/08/28/making-office-communicator-sign-in-work-part-1-the-correct-dns-service-location-srv-record/ http://blog.insideocs.com/2008/09/14/making-office-communicator-sign-in-work-part-2-%e2%80%93-ensuring-the-correct-subject-name-on-the-certificate/ http://blog.insideocs.com/2008/09/23/making-automatic-office-communicator-sign-in-work-part-3-%E2%80%93-ensuring-the-client-trusts-the-issuing-certificate-authority/Don (Please take a moment to "Vote as H
PalmvigJanuary 7, 20091 Share 0 0 You encounter the following there was a problem verifying the certificate from the server skype for business 2016 error when trying to connect to the pool there was a problem verifying the certificate from the server lync windows 7 with Office Communicator: This is caused by the certificate on the server
There Was A Problem Verifying The Certificate From The Server Skype For Business 2015
not matching the host name you are trying to connect to. Typically this is because the _sipinternaltls SRV record in https://social.technet.microsoft.com/Forums/lync/en-US/b449a3a4-928a-49fb-a736-952aeb8ad65c/office-communicator-certificate-error?forum=ocsclients DNS is pointing to a physical OCS server instead of the pool name and the certificate on the server is (rightfully) issued for the pool name. Adding Subject Alternate Names in the certificate for the physical server(s) is not the right https://blogs.technet.microsoft.com/kpalmvig/2009/01/07/troubleshoot-office-communicator-problem-verifying-certificate/ approach to solve this issue. After correcting the SRV record, remember to flush the DNS cache on the client. Tags Certificates OC Troubleshooting Comments (1) Cancel reply Name * Email * Website Anonymous says: October 22, 2016 at 5:46 am PingBack from http://fiquepordentro.net/communicator/2009/01/16/karsten-palmvigs-blog-troubleshoot-office-communicator-problem-2/ Reply Follow UsPopular TagsOCS How To Troubleshooting Exchange Certificates Users UM SPN OWA Office 365 Phone SIP AD OC CWA PIC Win7 Archives November 2014(1) October 2014(1) March 2014(1) October 2013(1) February 2013(2) September 2012(1) February 2012(1) November 2011(1) September 2011(1) June 2010(2) All of 2014(3) All of 2013(3) All of 2012(2) All of 2011(2) All of 2010(2) All of 2009(9) All of 2008(4) All of 2007(1) Privacy & Cookies Terms of Use Trademarks © 2016 Microsoft
» Communicator Sign-In Problems After OCS Certificate Renewal If you have just renewed the certificate on your OCS Front-End and are having Communicator sign-in issues with some clients, you might want to check that they http://blog.insideocs.com/2010/08/18/communicator-sign-in-problems-after-ocs-certificate-renewal/ have a updated list of trusted Root CA’s on their client machine. Some Certificate http://gmalaya.co.il/problem-verifying-the-certificate-from-server Authorities change certificate details such as the name in the “Issue By” field when a certificate is renewed, which will cause Communicator to give the infamous: “There was a problem verifying the certificate from the server. Please contact your system administrator” error. Other changes can cause certificate cross-signing issues. If you suspect that this is the case, there was check the details of your old certificate and new certificate and contact your Certificate Authority if there was a change. Some CA’s such as digicert have test websites that clients can point their browser to and check whether this CA is trusted by their client machine. See digicert Trusted Root Authority Certificates for an example. Microsoft has a package that client machines can download to update the trusted CA list: Windows there was a root certificate program members has a link to an update package that clients can download to update the trusted root CA list. More Information: • OCS Mac Messenger Certificate Trust Errors with Digicert (Brian Desmond Blog entry) • digicert Trusted Root Authority Certificates • digicert - Intermediate Certificate Troubleshooting If you have recently renewed the certificate on your OCS Front-End and are having Communicator sign-in issues with some clients, you might want to check that those client machines have an updated list of trusted Root CA’s on their client machine. Some Certificate Authorities change certificate details such as the name in the “Issue By” field when a certificate is renewed, which will cause Communicator to give the infamous: “There was a problem verifying the certificate from the server. Please contact your system administrator” error. Other changes can cause certificate cross-signing issues. If you suspect that this is the case, check the details of your old certificate and new certificate and contact your Certificate Authority if there was a change. Some CA’s such as digicert have test websites that clients can point their browser to and check whether this CA is trusted by their client machine. See digicert Trusted Root Authority Certificates for an example. Microsoft has a package that client machines can
verifying the certificate from server 0 Office communicator 2007 or 2007 R2 may come up with the error “there was a problem verifying the certificate from server. Please contact your system administrator”. Usually when connecting to office communicator server trough the local network there shouldn’t be any problem as all ports inbound are opened. The problem occur when start accessing the office communicator server from a different network. In this way most networks are protected behind a firewall so most of the ports (accept 80) are blocked so that the office communicator client may experience some difficulties to access. To manually configure DNS names and ports to office communicator client do the follow: 1. Open office communicator client. 2. Go to “tools” < “options” 3. At the left pane you should “personal” < fill in the “sign in address” on that tab 4. Click “advanced” button on the right < check the “manual configuration” 5. If connecting only through local network then fill in the DNS name or IP address of the internal server. If connecting trough a far network then fill in the external server. The connection problem which pops the error: “there was a problem verifying the certificate from server. Please contact your system administrator” usually indicates a problem in the certificate (if the certificate is expires) or a firewall issue (for example when a SSL limit is enabled and the sessions reach the limit). If SSL port is opened you can test the connection using Telnet command as follow: Go to Start < run