Troubleshoot: CWA publishSelfPresence request error

If you encounter the publishSelfPresence request error (Error Code = 0-1-492) in the CWA client, you most likely have a problem with the SPN (Service Principal Name) of the CWA Service Account. To correct this problem; open AdsiEdit and navigate to the CWA Service Account, right click and select Properties. Scroll down to the servicePrincipalName…

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How To: Connect to MSN Public IM from OCS

Most customers know what boxes to check on the Access Edge Server to enable federation and Public IM Connectivity (PIC) but many ask what to do next to sign up to the service. Signing up is quite easy, you simply need to follow this link: https://ocspic.livemeeting.com/ Sign in using a Live ID and check the…

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Troubleshoot: Cannot complete certificate request in IIS 7

When trying to complete a certificate request in IIS 7 you may experience the error: CertEnroll::CX509Enrollment::p_InstallResponse: ASN1 bad tag value met. 0x8009310b (ASN:276) This error is described in KB article 959216 but the suggested resolution may not apply to you as the certificate is not imported into the certificate store regardless of the error message…

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How To: Telephony enabling users – continued

It turned out to be significantly easier to find users without an assigned  LineURI than I expected.  Thanks to Nick Smith for pointing me in the right direction when answering something else. :o) The Powershell script takes no parameters and will display the primary SIP URI for all OCS enabled users without a phone number…

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How To: Generate multiple phone numbers when telephony enabling users

Ever needed to generate a list of 100+ phone numbers for use with e.g. OCSAssignTelUri.wsf? I have but couldn’t be bothered with inventing a new method every time anymore, so I wrote a little ps script: param ([string] $Series, [string] $Width, [string] $Count) if(("-?","-help","-h") -contains $args[0]) {     Write-Host "This script will generate phone numbers…

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Windows 7: Minimize Live Messenger to SysTray

I know this topic is not Unified Communications related but it’s annoying the heck out of a lot of people so to share mitigating information I’m including it on my blog. The problem is that Live Messenger minimizes to the task bar like any other active application and not to SysTray as we are used…

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OCS 2007 R2 Downloads

The OCS 2007 R2 binaries were recently released for public download. The table below is a compiled list of currently available R2 downloads: Title Microsoft Office Communications Server 2007 R2 Trial Download Microsoft Office Communicator 2007 R2 Trial Download Microsoft Office Communications Server 2007 R2  Attendant Office Communicator Phone Edition (2007 R2) Microsoft Office Communicator…

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OCS 2007 R2 Launched

On February 3rd 2009, OCS 2007 R2 launched globally. To find more information about the launch, visit the virtual launch experience at: www.ocsr2launch.com Future posts on my blog will be R2 related, please check back for updates…

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Troubleshoot: Office Communicator problem verifying certificate

You encounter the following error when trying to connect to the pool with Office Communicator: This is caused by the certificate on the server not matching the host name you are trying to connect to. Typically this is because the _sipinternaltls SRV record in DNS is pointing to a physical OCS server instead of the…

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